CN101514732B - Underside separator - Google Patents
Underside separator Download PDFInfo
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- CN101514732B CN101514732B CN2009100069646A CN200910006964A CN101514732B CN 101514732 B CN101514732 B CN 101514732B CN 2009100069646 A CN2009100069646 A CN 2009100069646A CN 200910006964 A CN200910006964 A CN 200910006964A CN 101514732 B CN101514732 B CN 101514732B
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- cover plate
- mounting hole
- underside
- mentioned
- cylinder body
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 29
- 239000000725 suspension Substances 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 47
- 229920001971 elastomer Polymers 0.000 description 78
- 239000005060 rubber Substances 0.000 description 73
- 230000015572 biosynthetic process Effects 0.000 description 8
- 239000007921 spray Substances 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 239000000806 elastomer Substances 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000001595 contractor effect Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 244000043261 Hevea brasiliensis Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 229920003052 natural elastomer Polymers 0.000 description 2
- 229920001194 natural rubber Polymers 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000002153 concerted effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Fluid-Damping Devices (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The present invention provides a underside separator with new structure, which allowing rain fell on the underside spring supporting member expelling out rapidly and preventing spattered muddy water by wheels onto the underside spring supporting member when driving on water flooded roads. Forming the diameter of the mounting hole (20) of cylinder block (38) coated in the vibration damper (36) in the central section larger than external diameter of the mounting part of the cylinder block (38), and forming the elastic cover (28) extruded into the mounting hole (20) in a circumferential length of more than half cycle and less than a cycle in the circumferential direction of mounting hole (20) in the mounting hole (20) inner peripheral section. Extruding top part of the elastic cover (28) butts with external circumstance of the cylinder block (38), and two terminal parts of the elastic cover (28) in circumferential direction are separated independent patches (32).
Description
Technical field
The present invention relates to underside separator, this underside separator is enclosed within outward on the cylinder body of the vibration damper that constitutes automotive suspension mechanism, between overcoat is installed in helical spring and downside spring-loaded member on the vibration damper, thereby constitutes spring bearing housing.
Background technique
In the past, in the suspension fork mechanism of automobile, adopt the vibration damper comprise cylinder body and piston rod and to constitute, the cylinder body of vibration damper is installed on the wheel hub frame of wheel side etc., and piston rod is installed in body side, thereby the suspension fork mechanism of automobile is installed on the automobile.
And, a kind of as such suspension fork mechanism, the known suspension fork mechanism that modes such as Jackstay type and 4 linkage types are arranged.In aforesaid way, helical spring is assembled on the vibration damper with the housing type attitude, and helical spring is provided between upside spring-loaded member and the downside spring-loaded member, wherein this upside spring-loaded member is installed on upper bracket and the vehicle body, this downside spring-loaded member is outstanding to be formed on the cylinder body outer circumferential face, and helical spring elastic force acts between vehicle body and the suspension arm via vibration damper.
And, in the suspension fork mechanism of such structure, underside separator being installed superimposedly with the upper surface of downside spring-loaded member, the outer peripheral portion of underside separator is configured on the helical spring supporting surface of downside spring-loaded member and constitutes spring bearing housing.
But, for example, as as described in the patent documentation 1 (Japanese kokai publication hei 8-82335 communique), on the downside spring-loaded member that is installed on the vibration damper, be formed with weep hole, splash and enter into muddy water on the downside spring-loaded member etc. promptly being discharged from motion by wheel by this weep hole.
But, research and experiment according to the inventor are judged, the situation that crosses tangible water logging road etc. of being expert at, muddy water might be the refluence shape by this weep hole and spray upward from the below, and the clear and definite following fact: the muddy water of ejection is clipped between spring bearing housing and the helical spring and produces noise, or be sprayed onto the top of vibration damper and on the piston rod attached to vibration damper, become the not good reason of sealing of vibration damper thus.
Patent documentation 1: Japanese kokai publication hei 8-82335 communique
Summary of the invention
At this, the present invention makes as a setting with above-mentioned situation, its problem that will solve is to provide a kind of underside separator of new structure, this underside separator can allow to fall the rainwater on the downside spring-loaded member etc. and discharge rapidly, and the muddy water that splashes from wheel such as can prevent to be expert at when crossing the water logging road etc. is sprayed onto on the downside spring-loaded member.
The embodiments of the present invention of making in order to solve such problem have been put down in writing below.In addition, the composed component that is adopted in each mode of execution of following record can as far as possible at random make up employing.And embodiments of the present invention or technical characteristics are not limited to as described below, should be understood that the content that specification is whole and accompanying drawing is put down in writing, or the content of knowing according to the inventive concept that those skilled in the art can figure out from these are put down in writing.
Promptly, underside separator of the present invention, it is outer to be enclosed within on the cylinder body of the vibration damper that automotive suspension uses, be mounted with the upper surface of giving prominence to the downside spring-loaded member on the outer circumferential face that is formed on this cylinder body superimposedly, thereby constitute spring bearing housing at outer peripheral portion, this spring bearing housing is between overcoat is installed in helical spring lower surface and this downside spring-loaded member on this vibration damper, it is characterized in that, the diameter that is formed on middle body and is enclosed within the mounting hole on the above-mentioned cylinder body of above-mentioned vibration damper is outward formed external diameter greater than the mounting portion of this cylinder body, and inner circumference edge portion at this mounting hole, with be projected in this mounting hole the elasticity cover plate week of this mounting hole upwards to form greater than half cycle and less than the circumferential lengths in a week, the outstanding tip portion of this elasticity cover plate and the outer circumferential face butt of this cylinder body, and the circumferential two end portions of this elasticity cover plate is for separating independently individual sheets.
In the underside separator of such structure of the present invention, the diameter of mounting hole is greater than the external diameter of the mounting portion of the underside separator of cylinder body, and the elasticity cover plate forms with the circumferential lengths less than a week, for example on downside spring-loaded member, be formed with under the situation of weep hole, enter into rainwater on the underside separator etc. by being transported to weep hole between mounting hole and the cylinder body, and promptly be discharged to the outside.Therefore, can prevent to cause the durability of underside separator to reduce because of water etc. is trapped on the underside separator caused corrosion etc.
And, inner circumference edge portion at mounting hole is formed with the elasticity cover plate, the outstanding tip portion of elasticity cover plate and the outer circumferential face butt of cylinder body, under the situation such as be expert at thus when crossing the water logging road, utilize the elasticity cover plate can prevent from promptly to enter the underside separator by the muddy water that weep hole is sprayed onto the top below from wheel side, can prevent that muddy water from entering between helical spring and the spring bearing housing and produce noise, and can avoid muddy water to be attached on the piston rod and the hermetic unit of corrosion vibration damper and make the hermetic unit of vibration damper aging or damaged.
In addition, the diameter of mounting hole is greater than the external diameter of the mounting portion of the underside separator at cylinder body place.Therefore, can realize easily the underside separator overcoat is installed on the cylinder body, can carry out efficiently underside separator is assembled into operation on the vehicle.
And, the circumferential two end portions that is formed on the elasticity cover plate of mounting hole inner circumference edge portion forms from middle body separates independently individual sheets, the easy resiliently deformable of elasticity cover plate, under the situation of the outstanding tip portion of elasticity cover plate and the outer circumferential face butt of cylinder body, also can easily the underside separator overcoat be installed on the cylinder body.Particularly, the external diameter of cylinder body part is a large diameter situation etc., also can make elasticity cover plate resiliently deformable and carries out overcoat and install.
And, be formed with the elasticity cover plate that is projected in the mounting hole in the inner circumference edge portion side of mounting hole, the inner circumference edge portion of elasticity cover plate and the outer circumferential face butt of cylinder body, thus underside separator with respect to cylinder body with the direction of axis normal on located accurately.
And in the underside separator of structure of the present invention, the middle body of above-mentioned elasticity cover plate is preferably with respect to the edge of above-mentioned mounting hole and the face tilt of the direction expansion of axis normal.
Middle body by making the elasticity cover plate like this is with respect to the face tilt of the direction expansion of the edge of mounting hole and axis normal, for example, make the angle of cut increase of middle body with the emission direction of the muddy water that upwards sprays by weep hole of elasticity cover plate, can prevent the upside ejection of muddy water effectively to underside separator.In addition, true dip direction when the middle body of elasticity cover plate is tilted and angle of inclination are set according to the position that is formed on the weep hole on the downside spring-loaded member etc., preferably along with by weep hole upwards the angle of cut of the muddy water of ejection become big direction and tilt.More preferably set true dip direction and angle of inclination orthogonally with the upwards emission direction of muddy water.
And, in underside separator of the present invention, the circumferential two end portions that also can make above-mentioned elasticity cover plate is that above-mentioned individual sheets has the angle of inclination different with the middle body of this elasticity cover plate, with respect to the edge of above-mentioned mounting hole and the face tilt of the direction expansion of axis normal.
Thus, make the face tilt of individual sheets, for example, the individual sheets and the angle of cut of the emission direction of muddy water by the weep hole ejection are increased, can cut off the upwards muddy water of ejection effectively with respect to the direction expansion of the edge of mounting hole and axis normal.In addition, the true dip direction of individual sheets and angle of inclination and the situation that the middle body of elasticity cover plate is tilted are same, according to the position that is formed on the weep hole on the downside spring-loaded member etc. setting.Be to tilt preferably, more preferably set true dip direction and angle of inclination orthogonally with the emission direction of muddy water along direction with the muddy water angle of cut maximum that sprays by weep hole.
Particularly, by making individual sheets with the inclined at inclination angles different with the middle body of elasticity cover plate, the middle body of elasticity cover plate and two end portions (individual sheets) can more advantageously be brought into play the effect of cutting off muddy water with more effective direction and angle tilt.
And, in underside separator of the present invention, also can with the part relative above-mentioned mounting hole with direction axis normal, make from the extended downwards elastic sealing strip of the inner circumference edge portion of this mounting hole and above-mentioned elasticity cover plate and form one.
Employing has the structure of such elastic sealing strip, and after underside separator was installed on the vehicle, elastic sealing strip was pressed against on the downside spring-loaded member, underside separator by yielding support above downside spring-loaded member.
And, for example, be positioned at the position of the part relative mounting hole at the weep hole of downside spring-loaded member and be formed under the situation on the elasticity cover plate with direction axis normal, elastic sealing strip is pressed against the opening portion of this weep hole from the top and positions, allow to be undertaken the draining of rainwater etc. thus, and prevent that the water that splashes from the below from flowing backwards upward by weep hole by the gap between the opening portion of elastic sealing strip and weep hole.
And, in underside separator of the present invention, also can be above above-mentioned downside spring-loaded member, overcoat is installed in the underpart of dust-proof cover of above-mentioned vibration damper and the upper surface butt of above-mentioned underside separator.
Thus, can prevent foreign matters such as sealing and dust by entering the top of underside separator between dust-proof cover and the underside separator, and can prevent that foreign matter from entering the corrosion that the noise that produces between helical spring and the spring bearing housing, water etc. cause.
Description of drawings
Fig. 1 represents the stereogram of the downside spring bearing housing rubber of an embodiment of the invention.
Fig. 2 is the plan view of this downside spring bearing housing rubber.
Fig. 3 is the worm's eye view of this downside spring bearing housing rubber.
Fig. 4 is the IV-IV sectional view of Fig. 2.
Fig. 5 is the sectional view with suspension fork mechanism of this downside spring bearing housing rubber, is the V-V sectional view that is equivalent to Fig. 2.
Fig. 6 is the stereogram of the downside spring-loaded member of this suspension fork mechanism of expression.
Fig. 7 is the stereogram of the installment state of this downside spring bearing housing rubber of expression.
Fig. 8 is that the VIII-VIII of Fig. 5 is to view.
Embodiment
In order to make the present invention clearer, more specifically, with reference to the accompanying drawings embodiments of the present invention are described in detail.
At first, to show a mode of execution of the underside separator of structure of the present invention be downside spring bearing housing rubber 10 in Fig. 1～4.This downside spring bearing housing rubber 10 has the roughly ring-type board 12 of Circular Plate shape at middle body radially.And, in the outer periphery portion of ring-type board 12, be formed with outstanding upward protuberance 14.And, formed spring bearing housing 16 at the outer circumferential side of ring-type board 12.And this downside spring bearing housing rubber 10 forms as the integrated vulcanizing formed article of the rubber elastomer that is made of suitable rubber materials such as natural rubbers (NR), and it comprises ring-type board 12 and the spring bearing housing 16 with protuberance 14.In addition, in the following description, above-below direction is meant the above-below direction of Fig. 4 in principle.Left and right directions is meant the left and right directions of Fig. 2 in principle.
In more detail, ring-type board 12 is the plate shapes with constant thickness, its upper surface form along with the tabular surface of the direction of axis normal expansion, form bearing surface 18 by the upper surface of ring-type board 12.Partly be formed with mounting hole 20 in the substantial middle with direction axis normal ring-type board 12.This mounting hole 20 is diameter circular ports greater than cylinder body 38 described later and cylinder cap 50, runs through ring-type board 12 and forms along thickness direction.In addition, in the present embodiment, the left and right directions of center in the Fig. 2 that becomes the left and right vehicle wheel direction of the center of ring-type board 12 and mounting hole 20 staggers, and the width radially of ring-type board 12 is along with extending towards the right side of Fig. 2 and diminishing gradually.
And the protuberance 14 that is formed in the outer periphery portion of ring-type board 12 forms radially separating predetermined distance with respect to mounting hole 20, forms continuously and with the projecting height of constant at whole circumferential roughly half cycle.And, in the formation part of protuberance 14, the lower face side of ring-type board 12 be formed be opened on below side and along the groove of extending circumferentially, prevent the wall thickening of the formation part of protuberance 14.And, in the present embodiment, protuberance 14 along with extending towards circumferential both end sides diametrically width diminish gradually, and the side wall surface of interior all sides of protuberance 14 is for along with towards the oblique plane of inclination of the outstanding terminal side inside all inclinations of extension.
And, formed spring bearing housing 16 at the outer circumferential side of ring-type board 12.Spring bearing housing 16 is roughly by large diameter that the rubber elastomer of ring-type forms, its radially intermediate portion be formed with all grooves 22.Groove 22 was towards the groove shape of the constant of top opening and formed continuously that its groove shape is set according to the shape of the wire rod that forms helical spring 56 on complete cycle in week this.In the outer periphery portion of spring bearing housing 16, form the protuberance 24 of the ring-type of extending downwards.In addition, in the present embodiment, spring bearing housing 16 is in peripheral, oblique, and the part on circumference is formed with stepped part 26.In the present embodiment, this stepped part 26 does not have broken line to be connected smoothly with flex point ground.
At this, shown in Fig. 1～4, run through in the mounting hole 20 of the radially middle body that is formed on downside spring bearing housing rubber 10 being extruded with elasticity cover plate 28.Elasticity cover plate 28 is from the inner circumference edge portion of ring-type board 12, in other words, radially inwardly form in week from the opening peripheral portion of mounting hole 20 side-prominently, in week upwards with half cycle more than and the length in one week of less than extend.And the elasticity cover plate 28 of present embodiment comprises central cover plate 30 and a pair of individual sheets 32,32 that constitutes elasticity cover plate middle body.
Shown in Fig. 1～4, central cover plate 30 circumferentially is formed extended at both sides at whole roughly half cycle continuously on the inner circumference edge portion edge of ring-type board 12, has the plate shape of constant thickness, and is side-prominent to the interior week of mounting hole 20 with the projecting height of regulation.And, in the central cover plate 30 of present embodiment, in circumferential two end portions, along with extending laterally to week that radially overhang diminishes gradually and width diminishes diametrically gradually.
And, be formed with individual sheets 32 respectively in the circumferential both sides of central cover plate 30.Individual sheets 32 is the rubber elastomers with plate shape of thin-walled, forms one with ring-type board 12, and is side-prominent to the interior week of mounting hole 20, and this end cover plate 32 separates predetermined gap in the circumferential both sides of central cover plate 30 and independently is formed with a pair of.And individual sheets 32 forms with the circumferential lengths less than central cover plate 30, and circumferential length is extended along with the radially inner side that is mounting hole 20 towards outstanding tip side and become big gradually.Particularly, the circumferential end of central cover plate 30 sides of individual sheets 32 is and the corresponding shape of the circumferential end of central cover plate 30.
And, the outstanding tip portion of the circumferential middle body of central authorities' cover plate 30 bends to and the corresponding shape of the outer circumferential face of cylinder body 38 described later, and the outstanding tip portion of individual sheets 32 is the corresponding curved shape of shape with the outer circumferential face of cylinder body 38, after downside spring bearing housing rubber 10 overcoats described later are installed on the cylinder body 38, the outstanding tip portion of the elasticity cover plate 28 that constitutes by above-mentioned central cover plate 30 and individual sheets 32 and the outer circumferential face butt of cylinder body 38.In addition, in the present embodiment, by the concerted action of central cover plate 30 and individual sheets 32, the outstanding tip portion of elasticity cover plate 28 is with the outer circumferential face butt of length more than the half cycle and cylinder body 38.
In the present embodiment, central cover plate 30 and individual sheets 32,32 are all with respect to the edge of mounting hole 20 and the plane inclination ground expansion of the direction expansion of axis normal.In more detail, central cover plate 30 and individual sheets 32 be all in peripheral, oblique, and central cover plate 30 is along with extending and the earth tilt that has a down dip to circumferential both sides, and individual sheets 32 is along with the earth tilt that has a down dip gradually circumferentially leaving central cover plate 30.
In addition, in the present embodiment, individual sheets 32 is in circumferentially intermediate portion warpage or bending, the part of central authorities' cover plate 30 sides expand in direction mounting hole 20 and axis normal across this intermediate portion, and the plane inclination of expanding with respect to the direction of the edge of mounting hole 20 and axis normal with the angle of inclination of regulation across this intermediate portion with the part of the opposition side of central cover plate 30.
And, the angle of inclination and the true dip direction of central authorities' cover plate 30 and individual sheets 32 are suitably set according to the emission direction of muddy water described later, preferably the angle that forms of this emission direction and above-mentioned cover plate 30,32 becomes big earth tilt, more preferably cover plate 30,32 with the direction of this emission direction quadrature on expand earth tilt.In the present embodiment, the angle of inclination of individual sheets 32 is set greater than the angle of inclination of central cover plate 30.
As shown in Figure 3, Figure 4, be formed with the elastic sealing strip 34 that constitutes by rubber elastomer in the radially relative position of mounting hole 20 with central cover plate 30.Elastic sealing strip 34 has the plate shape that the opening peripheral portion at mounting hole 20 extends downwards, forms one with ring-type board 12.And, as shown in Figure 4, the elastic sealing strip 34 of present embodiment is along with outstanding head portion goes downwards, the attenuation gradually of its thickness, the parallel to an axis ground expansion of the face of interior all sides of elastic sealing strip 34 and mounting hole 20, and the face of the outer circumferential side of elastic sealing strip 34 is along with extending to outstanding tip side and tiltedly expanding to mounting hole 20 inclinations gradually.In addition, in the present embodiment, the molding die of downside spring bearing housing rubber 10 is mold structures that separate up and down that die assembly is up and down constituted, form outstanding form downwards by elastic sealing strip 34, after downside spring bearing housing rubber 10 is carried out vulcanization forming, take out elastic sealing strip 34 from mould easily.Particularly the outstanding head portion of elastic sealing strip 34 is along with extending thickness attenuation gradually to tip side, can make that the head portion of elastic sealing strip 34 is easier to be taken out from mould.
As shown in Figure 5, the downside spring bearing housing rubber 10 of such structure is assembled on the suspension fork mechanism of automobile.Promptly, on the cylinder body 38 of the vibration damper 36 that the downside spring bearing housing rubber 10 outer suspensions that are enclosed within the formation automobile are used, and superimposed from the top with the metal downside spring-loaded member 54 of expanding ground formation along the outer circumferential side of cylinder body 38, be installed on the suspension fork mechanism thus.Suspension fork mechanism to the downside spring bearing housing rubber 10 of structure with present embodiment describes below, but this suspension fork mechanism is well-known in the past structure, therefore is only limited to the explanation of summary at this.
That is, in Fig. 5, vibration damper 36 is known in the past buffers, and piston (not shown) slidably is assembled in the cylinder body 38, and the outstanding piston rod of being located on the piston 40 is outstanding laterally from the axial top of cylinder body 38.The assembling set 42 of the underpart that is fixed at cylinder body 38 of this vibration damper 36 is installed on the wheel hub frame 44, and the upper end portion of piston rod 40 is installed on the vehicle body 48 by means of upper bracket 46 simultaneously, and this vibration damper 36 is installed on the automobile thus.And downside spring bearing housing rubber 10 overcoats are installed on the cylinder body 38 that constitutes vibration damper 36.In addition, the above-below direction of Fig. 5 is to be assembled under the state of automobile, because of the difference of suspension form with respect to the angle that it is suitable that vertical direction tilts.
And, under such installment state, the action of vibration damper 36 suspension fork mechanism that the concavo-convex grade in road surface causes during along with automobile running, piston rod 40 be with respect to cylinder body 38 expanding-contracting actions, waits according to the flow resistance that is housed in the oil in the cylinder body 38 suspension fork mechanism is produced attenuation.In addition, the upper end portion of cylinder body 38 chimeric be equipped with diameter greater than cylinder body 38 be the end towards on the cylinder cap that the round-ended cylinder shape is arranged 50.
And installation has the roughly metal upside spring-loaded member 52 of Circular Plate shape near the upper end portion of piston rod 40, and at the axial intermediate portion of cylinder body 38 downside spring-loaded member 54 is installed.Above-mentioned upside spring-loaded member 52 separates on the length direction of vibration damper 36 with downside spring-loaded member 54 that predetermined distance is relative to be disposed, and when vibration damper 36 carried out expanding-contracting action, the distance between the opposing side of two spring-loaded members 52,54 changed.
And, large diameter helical spring 56 outer being enclosed within on the vibration damper 36, the lower surface butt of the upper end portion of this helical spring 56 and upside spring-loaded member 52 and by the lower surface of upside spring-loaded member 52 supporting, the upper surface butt of the underpart of helical spring 56 and downside spring-loaded member 54 is also supported by the upper surface of downside spring-loaded member 54.Thus, when vibration damper 36 shrank, the elastic force of the prolonging direction of helical spring 56 acted on the vibration damper 36 along prolonging direction.
At this, the spring-loaded member 52,54 of upside and downside is with respect to vibration damper 36 and direction axis normal the predetermined angular that only tilts, and two spring-loaded members 52,54 dispose relatively in only the tilt direction of predetermined angular of the central axis with respect to vibration damper 36.Thus, when vibration damper 36 carried out contractive action, the elastic force of helical spring 56 and the active force of prolonging direction produced moment of flexure on vibration damper 36.And, as known in the art, effect according to the moment of flexure of this helical spring 56, because of act on by wheel on the vibration damper 36 outer point of force application from the central axis of vibration damper 36 break away from, the spring action of upper bracket 46 etc. offsets the moment of flexure that produces at vibration damper 36 to alleviate, can realize the durability and the action of raising vibration damper 36.
In addition, upside spring-loaded member 52 is installed on the shell accessory 58 of upper bracket 46 by means of bearing 60, the shell accessory 58 of this upper bracket 46 is installed in the upper end portion of piston rod 40, and upside spring-loaded member 52 is allowed to along with the wheel of the wheel hub frame 44 of the cylinder body 38 that vibration damper 36 is installed is handled and rotated.Yet all the time, in the suspension fork mechanism of the front-wheel of automobile, the known mounting construction by means of the upside spring-loaded member 52 of bearing 60 that comprises upper bracket 46 is so omit detailed explanation at this.
Downside spring-loaded member 54 is members of the high rigidity that formed by iron and steel etc., shown in Fig. 5,6, has roughly Circular Plate shape as a whole, and middle body forms along with inside all sides are extended and the taper portion 62 of the cone-shaped that has a down dip.And, downside spring-loaded member 54 than taper portion 62 by the place of outer circumferential side form along roughly with the annular support board 64 of the Circular Plate shape of the direction expansion of axis normal, and between above-mentioned taper portion 62 and annular support board 64, on whole circumference, be formed with protruding upward annular convex 66.And in the outer periphery portion of annular support board 64, a plurality of positions on circumference form outstanding upward claw-like portion 68.In addition, in Fig. 6, show isohypse etc. for the flexure plane of representing downside spring-loaded member 54.
And, run through vertically at the radially middle body of downside spring-loaded member 54 and to be formed with circular nested hole 70.And, in the outer periphery portion in the nested hole 70 of the radially middle body of downside spring-loaded member 54, be formed with weep hole 72.Also as shown in Figure 6, this weep hole 72 is a Construction integration with nested hole 70, is that the hole that ground forms is expanded to outer circumferential side in a plurality of positions (being three places in the present embodiment) on the circumference in nested hole 70, and downside spring-loaded member 54 is run through along the vertical direction.
Be applied in the nested hole 70 by cylinder body 38, and utilize means such as welding to be fixed on assigned position, thereby the downside spring-loaded member 54 of constructing like this is fixed on the axial intermediate portion of cylinder body 38.
Well-known anti-collision glue (bump stopper) 74 in suspension fork mechanism in the past is being installed on the vibration damper 36.Anti-collision glue 74 is formed by the rubber elastomer elastomeric material and has the thick walled cylinder shape, and overcoat is installed in the upper end portion of piston rod 40.And, carry out at vibration damper 36 under the situation of contractive action significantly, should anti-collide that glue 74 is sandwiched between upside spring-loaded member 52 and the cylinder body 38 vertically and resiliently deformable, the contractive action of paying vibration damper 36 thus is with non-linear spring performance, and buffering ground limits the contour projector of vibration damper 36.
As shown in Figure 5, the upside spring-loaded member 52 in the upper end portion of accepting helical spring 56, upside spring bearing housing rubber 76 are installed on the lower surface of the upside spring-loaded member 52 that is superimposed with helical spring 56.And the upside spring-loaded member 52 direct butts with helical spring 56 are avoided across upside spring bearing housing rubber 76 and upside spring-loaded member 52 butts in the upper end portion of helical spring 56.
In more detail, upside spring bearing housing rubber 76 has Circular Plate shape in a narrow margin as a whole, be assembled into whole circumference cover helical spring 56 the upper end portion the outer peripheral portion of lower surface of superimposed upside spring-loaded member 52.The inner circumference edge portion of upside spring bearing housing rubber 76 has the cone barrel type shape of taper and extends downwards, forms drum with fluxion structure and the dust-proof cover 78 that extends with the length of regulation at its end portion.In addition, the central axis of dust-proof cover 78 is with respect to the central axis of upside spring bearing housing rubber 76 established amount that only tilts, thus, under the state that the upside spring bearing housing rubber 76 and the lower surface of upside spring-loaded member 52 are assembled superimposedly, dust-proof cover 78 is positioned on the roughly same central axis with vibration damper 36, separates predetermined distance at the outer circumferential side of the upper end portion of cylinder body 38 and piston rod 40 and extends downwards.
Thus, the total length of the upper end portion of dust-proof cover 78 covering cylinder bodies 38 and the piston rod 40 that stretches out from the upper end portion of cylinder body 38 is assembled on the vibration damper 36.In addition, the fluxion structure of dust-proof cover 78 is a plurality of crest portions of extending on the central axis plane orthogonal with vibration damper 36 and trough portion with suitable spacing along the central shaft of vibration damper 36 to alternately forming.The end portion of dust-proof cover 78 is in the cylindric portion that whole specific length does not adopt fluxion structure, its lower end edge portion 80 with the central axis plane orthogonal of vibration damper 36 on extend.Particularly in the present embodiment, this lower end edge portion 80 is the cyclic rib shape in periphery side thickness and intensity raising.As described later, the lower end edge portion 80 of this dust-proof cover 78 is from bearing surface 18 butts of top and downside spring bearing housing rubber 10.
At this, the downside spring-loaded member 54 in the underpart of accepting helical spring 56, the downside spring bearing housing rubber 10 of structure of the present invention be installed in helical spring 56 on the upper surface of superimposed downside spring-loaded member 54.Promptly, the spring bearing housing 16 that is formed on the outer periphery portion of downside spring bearing housing rubber 10 is bearing in the outer peripheral portion of the direction expansion of the edge of downside spring-loaded member 54 and axis normal superimposedly, and cover tapered shape downside spring-loaded member 54 middle body opening portion be superimposed with the ring-type board 12 of downside spring bearing housing rubber 10.
The middle body of downside spring-loaded member 54 is the taper portion 62 of cone-shaped, and the middle body of downside spring bearing housing rubber 10 is the ring-type board 12 of writing board shape, and the middle body of the middle body of downside spring-loaded member 54 and downside spring bearing housing rubber 10 extends along with inside all sides and becomes big gradually at interval thus.And under the state in the space that is formed with regulation between ring-type board 12 and the downside spring-loaded member 54, ring-type board 12 is positioned at the axial assigned position of cylinder body 38, realizes the lower end edge portion 80 of dust-proof cover 78 and the butt of bearing surface 18.Thus, with downside spring bearing housing rubber 10 and downside spring-loaded member 54 roughly on whole the state of butt compare, can make the wall thickness attenuation of downside spring bearing housing rubber 10, realize lightweight and cost degradation.
In addition, under the superimposed state of downside spring bearing housing rubber 10 and downside spring-loaded member 54, the chimeric installation in the underpart of helical spring 56 also is bearing in all grooves 22 of spring bearing housing 16 of the outer peripheral portion that is formed at downside spring bearing housing rubber 10.Thus, helical spring 56 and downside spring-loaded member 54 direct butts are avoided across downside spring bearing housing rubber 10 and downside spring-loaded member 54 butts in the underpart of helical spring 56.
Under this downside spring bearing housing rubber 10 is installed to state on the downside spring-loaded member 54, the elasticity cover plate 28 of downside spring bearing housing rubber 10 circumferentially be formed on weep hole 72 on the downside spring-loaded member 54 wherein two carry out position alignment, elasticity cover plate 28 cover above-mentioned two weep holes 72,72 the top be configured.
In addition, constitute the central cover plate 30 of elasticity cover plate 28 and the plane inclination that individual sheets 32 is all expanded with respect to the edge and the direction of axis normal, the state such with louver window is superimposed with each other.Thus, central cover plate 30 and individual sheets 32 do not overlap mutually and separate circumferential in axial projection, and overlap in the projection with respect to the direction (that is the emission direction of muddy water described later) of the predetermined angular that axially only tilts.
And, the elastic sealing strip 34 of downside spring bearing housing rubber 10 is circumferentially carrying out position alignment with another weep hole 72 that is formed on the downside spring-loaded member 54, and elastic sealing strip 34 is compressed against on the downside spring-loaded member 54 at the outer circumferential side of this weep hole 72.And, as shown in Figure 5, under downside spring bearing housing rubber 10 is installed to state on the downside spring-loaded member 54, the outstanding head portion (underpart) of elastic sealing strip 34 is because of being connected to downside spring-loaded member 54 resiliently deformables, with the inside all lateral bending songs of the roughly whole mulched ground of weep hole 72.
In addition, under downside spring bearing housing rubber 10 was installed to situation on the downside spring-loaded member 54, shown in Fig. 5,7,8, downside spring bearing housing rubber 10 overcoats were installed on the cylinder body 38 of vibration damper 36.In other words, run through the state installation of the mounting hole 20 of downside spring bearing housing rubber 10 with cylinder body 38.In addition, in Fig. 7,8,, schematically show the cylinder body 38 that overcoat is equipped with downside spring bearing housing rubber 10 by cylinder in order to know installment state easily.
In the present embodiment, overcoat is installed in the diameter of mounting hole 20 of the downside spring bearing housing rubber 10 on the cylinder body 38 greater than the external diameter of downside spring bearing housing rubber 10 mounting portions of cylinder body 38, and be formed on mounting hole 20 inner circumference edge portion and with the elasticity cover plate 28 of the outer circumferential face butt of cylinder body 38 along circumferentially forming the less than length in one week, allow than ring-type board 12 easy deformation more.Thus, downside spring bearing housing rubber 10 is installed on the cylinder body 38 because of the easy overcoat of the resiliently deformable of elasticity cover plate 28, and because of elasticity cover plate 28 and cylinder body 38 outer circumferential face butts, downside spring bearing housing rubber 10 is positioned in the direction with axis normal with respect to cylinder body 38.Particularly, by forming elasticity cover plate 28 with the circumferential lengths more than the half cycle, downside spring bearing housing rubber 10 with respect to cylinder body 38 with the direction of axis normal by high-precision location.In addition, in the present embodiment, the upper end portion of cylinder body 38 is equipped with the cylinder cap 50 of diameter greater than the external diameter of cylinder body 38, but the diameter of mounting hole 20 can be installed downside spring bearing housing rubber 10 from the top overcoat of cylinder body 38 thus greater than the external diameter of cylinder cap 50.
And, downside spring bearing housing rubber 10 overcoats are installed on the cylinder body 38 of vibration damper 36, shown in Fig. 7,8, the inner circumference edge portion of elasticity cover plate 28 and the outer circumferential face of cylinder body 38 are with tight state of contact butt, and the outer circumferential face butt of the outstanding tip portion of the elastic sealing strip 34 of inside all lateral bending Qu Yanshen and cylinder body 38.In the present embodiment, be formed on the external diameter of the diameter of the mounting hole 20 on the ring-type board 12 greater than cylinder body 38, individual sheets 32 that constitutes elasticity cover plate 28 and elastic sealing strip 34 circumferentially between, between the outer circumferential face of the inner circumference edge portion of ring-type board 12 and cylinder body 38, be formed with the gap 82 of Rack.
As mentioned above after downside spring bearing housing rubber 10 is installed on the suspension fork mechanism, splashed by wheel downside spring bearing housing rubber 10 the top water individual sheets 32 and elastic sealing strip 34 circumferentially between, flow out to the below by the gap 82 that is formed between downside spring bearing housing rubber 10 and the cylinder body 38.And the water that flows out downwards from downside spring bearing housing rubber 10 promptly is discharged to the outside by the weep hole 72 that is formed on the downside spring-loaded member 54.Thus, can prevent to be trapped in problems such as the caused corrosion of rainwater on the downside spring bearing housing rubber 10 upper and lower side spring-loaded members 54.
In addition, in the present embodiment, elasticity cover plate 28 is by constituting circumferentially being separated from each other independently central cover plate 30 and individual sheets 32, and water is also discharged downwards from the gap that is formed between above-mentioned central cover plate 30 and the individual sheets 32.Thus, can discharge water on the downside spring bearing housing rubber 10 more expeditiously.In addition, in the weep hole 72 that presses flexible diaphragm seal 34, also can realize to externally drained by the gap between elastic sealing strip 34 and the weep hole 72.
And in the present embodiment, the lower end edge portion 80 of dust-proof cover 78 is bearing surface 18 butts at the upper surface of whole circumference and downside spring bearing housing rubber 10.Thus, preventing foreign matters such as water and dust is attached on the vibration damper 36.In addition, Fig. 5 shows the non-active state of car load, the lower end edge portion 80 of dust-proof cover 78 and the bearing surface 18 of downside spring bearing housing rubber 10 are in axial separation, but under the state that is installed on the vehicle, car load acts on vertically, vibration damper 36 is in axial shrinkage thus, the lower end edge portion 80 of dust-proof cover 78 and bearing surface 18 butts of downside spring bearing housing rubber 10.
Be expert at when crossing the water logging road etc., when muddy water etc. is rolled-up from wheel side, worries that this muddy water flows backwards by the weep hole 72 that is formed on the downside spring-loaded member 54, and spray upward at specific emission direction.At this, under the situation of the downside spring bearing housing rubber 10 of the structure that present embodiment is installed, in the main discharge direction of muddy water, each weep hole 72 is covered by elasticity cover plate 28 and elastic sealing strip 34.Thus, prevent that muddy water from passing through weep hole 72 to the ejection of the top of downside spring bearing housing rubber 10, can prevent that muddy water from entering between helical spring 56 and the spring bearing housing 16 and produce noise that the sealed department etc. that maybe can prevent cylinder body 38 is attached to because of muddy water on piston rod 40 grades of vibration damper 36 that caused corrosion is worn out or is damaged.
And in the downside spring bearing housing rubber 10 of present embodiment, elasticity cover plate 28 is being by circumferentially being separated from each other independently central cover plate 30 and individual sheets 32,32 constitutes, the outer circumferential face butt of above-mentioned central cover plate 30 and individual sheets 32 the two and cylinder body 38.Thus, the muddy water that is splash by wheel can be cut off and can be prevented effectively by elasticity cover plate 28, and can advantageously allow the resiliently deformable of above-mentioned central cover plate 30 and individual sheets 32, can easily downside spring bearing housing rubber 10 overcoats be installed on the cylinder body 38.
And, in downside spring bearing housing rubber 10, central authorities cover plate 30 and individual sheets 32 be respectively with different angle tilts, and central cover plate 30, individual sheets 32 are set the true dip direction and the angle of inclination of above-mentioned central cover plate 30, individual sheets 32 orthogonally from the wheel side and the main discharge direction of the muddy water of ejection upwards.Therefore, the muddy water that upwards sprays by weep hole 72 more effectively is cut off by elasticity cover plate 28, can advantageously avoid muddy water to enter the unfavorable condition that the top produced of downside spring bearing housing rubber 10.
Particularly in the present embodiment, individual sheets 32 at circumferential intermediate portion by warpage or bending, the week of individual sheets 32, the tilt angle of (side opposite with central cover plate 30) part was different with angle of inclination of inboard (central cover plate 30 sides) part laterally, and the circumferential intermediate portion of the muddy water collision individual sheets 32 that spray upward by the weep hole 72 that is formed on the downside spring-loaded member 54.Thus, can more advantageously obtain the partition effect of muddy water.
More than, one embodiment of the present invention is illustrated, but this only illustrating, the present invention is not to be the explanation of carrying out any qualification by the concrete record of this mode of execution.
Promptly, in the above-described embodiment, the central cover plate 30 of formation elasticity cover plate 28 and individual sheets 32 are for having predetermined gap and fully independently constructing, but for example, central authorities' cover plate 30 and individual sheets 32 also can be the Construction integrations that their outstanding cardinal extremity part edge circumferentially interlinks and forms, for example, also can adopt the separate structure that can not have the gap because of otch.
In addition, direction that central authorities cover plate 30 and individual sheets 32 tilts and angle also can be according at random setting from the emission direction of the muddy water of wheel side and the structure of suspension fork mechanism etc., can be shown in above-mentioned mode of execution like that with the direction of the emission direction quadrature of muddy water on expand earth tilt.And central cover plate 30 and individual sheets 32 also can for example, also can be expanded ground and form with respect to the edge of mounting hole 20 and the plane inclination of the direction expansion of axis normal on this plane.
And central cover plate 30 and individual sheets 32 can tilt with mutually the same angle and direction, also can tilt with the angle and direction that differs from one another.In addition, because angle of inclination and true dip direction differ from one another, the best thus main emission direction according to muddy water tilts central cover plate 30 and individual sheets 32.
And, in the above-described embodiment, central authorities cover plate 30 and individual sheets 32 the two with the outer circumferential face butt of cylinder body 38, can bring into play high-precision locating effect thus, but need only above-mentioned central cover plate 30 and at least one side of individual sheets 32 and the outer circumferential face butt of cylinder body 38.In other words, as long as the outstanding head portion at least a portion on circumference and the outer circumferential face butt of cylinder body 38 of elasticity cover plate 28.
On the downside spring bearing housing rubber 10 shown in the above-mentioned mode of execution, be formed with respect to elasticity cover plate 28 elastic sealing strip 34 independently, yet, for example, the weep hole 72 that is formed on the downside spring-loaded member 54 is all inferior by the situation that elasticity cover plate 28 covers, and also can not have elastic sealing strip 34.
In addition, for example be provided with from the support of the outstanding downwards column of downside spring bearing housing rubber 10, tabular, tubular etc., make the outstanding tip portion and downside spring-loaded member 54 butts of this support, downside spring bearing housing rubber 10 also can more stably be supported by downside spring-loaded member 54 thus.In addition, make the formation position that is pressed against the elastic sealing strip 34 on the downside spring-loaded member 54 form this support along the position of circumferentially departing from, downside spring bearing housing rubber 10 is supported on the downside spring-loaded member 54 by elastic sealing strip 34 and support thus, can realize more stable supporting.
In addition, formation position and the concrete structures such as formation quantity, sectional shape that are formed on the weep hole 72 on the downside spring-loaded member 54 are not carried out any determinate explanation by the structure shown in above-mentioned mode of execution.Specifically, for example, also can be formed on the circumference everywhere more than, become with nested hole 70 and independently construct.
Other are not enumerated one by one, but the present invention can implement in the mode of having carried out various changes, correction, improvement etc. according to those skilled in the art's knowledge, and certainly, such mode of execution only otherwise break away from purport of the present invention all comprises within the scope of the invention.
Claims (5)
1. a underside separator (10), it is outer to be enclosed within on the cylinder body (38) of the vibration damper (36) that automotive suspension uses, be mounted with the upper surface of giving prominence to the downside spring-loaded member (54) on the outer circumferential face that is formed on this cylinder body (38) superimposedly, thereby constitute spring bearing housing (16) at outer peripheral portion, this spring bearing housing (16) is installed between the lower surface and this downside spring-loaded member (54) of the helical spring (56) on this vibration damper (36) between overcoat, it is characterized in that
The diameter that will be formed on middle body and be enclosed within the mounting hole (20) on the above-mentioned cylinder body (38) of above-mentioned vibration damper (36) outward forms the external diameter greater than the mounting portion of this cylinder body (38), and inner circumference edge portion at this mounting hole (20), make the elasticity cover plate (28) that is projected in this mounting hole (20) week of this mounting hole (20) upwards to form greater than half cycle and less than the circumferential lengths in a week, the outer circumferential face butt of the outstanding tip portion of this elasticity cover plate (28) and this cylinder body (38), and the circumferential two end portions of this elasticity cover plate (28) is for separating independently individual sheets (32).
2. underside separator according to claim 1 (10) is characterized in that,
The central cover plate (30) that constitutes above-mentioned elasticity cover plate (28) middle body is with respect to the edge of above-mentioned mounting hole (20) and the face tilt of the direction expansion of axis normal.
3. underside separator according to claim 1 and 2 is characterized in that,
The circumferential two end portions of above-mentioned elasticity cover plate (28) is that above-mentioned individual sheets (32) has and the different angle of inclination of central cover plate (30) that constitutes this elasticity cover plate middle body, with respect to the edge of above-mentioned mounting hole (20) and the face tilt of the direction expansion of axis normal.
4. underside separator according to claim 1 and 2 (10) is characterized in that,
With the above-mentioned mounting hole parts relative (20) with direction axis normal, form as one from the extended downwards elastic sealing strip of the inner circumference edge portion of this mounting hole (20) (34) and above-mentioned elasticity cover plate (28).
5. underside separator according to claim 1 and 2 (10) is characterized in that,
Be installed on the underpart of dust-proof cover (78) of above-mentioned vibration damper (36) and the upper surface butt of above-mentioned underside separator (10) at the top overcoat of above-mentioned downside spring-loaded member (54).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008035761A JP4566246B2 (en) | 2008-02-18 | 2008-02-18 | Lower insulator |
| JP2008035761 | 2008-02-18 | ||
| JP2008-035761 | 2008-02-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101514732A CN101514732A (en) | 2009-08-26 |
| CN101514732B true CN101514732B (en) | 2010-12-22 |
Family
ID=41039311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100069646A Expired - Fee Related CN101514732B (en) | 2008-02-18 | 2009-02-18 | Underside separator |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4566246B2 (en) |
| CN (1) | CN101514732B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107250597A (en) * | 2015-02-17 | 2017-10-13 | 日本发条株式会社 | Lower lateral spring bearing part |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5222260B2 (en) * | 2009-09-18 | 2013-06-26 | 本田技研工業株式会社 | Elastic support member |
| KR102381136B1 (en) * | 2017-08-23 | 2022-03-31 | 현대모비스 주식회사 | Suspension apparatus for vehicle |
| CN108237860A (en) * | 2018-02-05 | 2018-07-03 | 芜湖安博帝特工业有限公司 | A kind of modified spring holder and its production method |
| US11535076B2 (en) * | 2018-10-30 | 2022-12-27 | Honda Motor Co., Ltd. | Damper mount attachment structure and damper mount |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4615512A (en) * | 1983-12-27 | 1986-10-07 | General Motors Corporation | Internal pressurized vehicle suspension strut assembly |
| CN1693103A (en) * | 2004-04-30 | 2005-11-09 | Zf腓特烈港股份公司 | Suspension strut top mount |
| CN1712254A (en) * | 2004-06-15 | 2005-12-28 | 丰田自动车株式会社 | Suspension frame structure of vehicle |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6156107U (en) * | 1984-09-20 | 1986-04-15 | ||
| JP2005036833A (en) * | 2003-07-16 | 2005-02-10 | Tokai Rubber Ind Ltd | Abutting seat for dust cover and suspension mechanism using it |
-
2008
- 2008-02-18 JP JP2008035761A patent/JP4566246B2/en not_active Expired - Fee Related
-
2009
- 2009-02-18 CN CN2009100069646A patent/CN101514732B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4615512A (en) * | 1983-12-27 | 1986-10-07 | General Motors Corporation | Internal pressurized vehicle suspension strut assembly |
| CN1693103A (en) * | 2004-04-30 | 2005-11-09 | Zf腓特烈港股份公司 | Suspension strut top mount |
| CN1712254A (en) * | 2004-06-15 | 2005-12-28 | 丰田自动车株式会社 | Suspension frame structure of vehicle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107250597A (en) * | 2015-02-17 | 2017-10-13 | 日本发条株式会社 | Lower lateral spring bearing part |
| CN107250597B (en) * | 2015-02-17 | 2022-04-01 | 日本发条株式会社 | Lower spring bearing member |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4566246B2 (en) | 2010-10-20 |
| CN101514732A (en) | 2009-08-26 |
| JP2009192038A (en) | 2009-08-27 |
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Address after: Aichi Prefecture, Japan Patentee after: SUMITOMO RIKO Co.,Ltd. Patentee after: Toyota Motor Corp. Address before: Aichi Prefecture, Japan Patentee before: Tokai Rubber Industries, Ltd. Patentee before: Toyota Motor Corp. |
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