CN207005199U - A kind of bevel gear transmission and engine export structure - Google Patents
A kind of bevel gear transmission and engine export structure Download PDFInfo
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- CN207005199U CN207005199U CN201720899119.6U CN201720899119U CN207005199U CN 207005199 U CN207005199 U CN 207005199U CN 201720899119 U CN201720899119 U CN 201720899119U CN 207005199 U CN207005199 U CN 207005199U
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- bevel gear
- pedestal
- gear transmission
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Abstract
It the utility model is related to engine art, disclose a kind of bevel gear transmission and engine export structure, bevel gear transmission includes active conical tooth wheel assembly and driven wheel of differential component, and the first bevel gear of active conical tooth wheel assembly is meshed with the second bevel gear of driven wheel of differential component.The second elastic parts is provided between driven wheel of differential component second bevel gear and the second pedestal, the second elastic parts makes second bevel gear have in the movement tendency axially away from the second pedestal.The engine output mechanism includes the bevel gear transmission.Bevel gear transmission and engine export structure of the present utility model enough reduces the damage caused by rigid collision between bevel gear, and is still preferably engaged in the case where bevel gear has abrasion to a certain degree.
Description
Technical field
Engine art is the utility model is related to, is exported in particular to a kind of bevel gear transmission and engine
Structure.
Background technology
Engine is the core apparatus that driving force is provided for motor vehicles, and its export structure is generally by bent axle and a series of
Rotating shaft form, each rotating shaft is driven by travelling gear, momentum finally is transferred into tire, can set clutch therebetween
Control the engagement and disengaging of gear.In engine export structure, intermeshing bevel gear is often used to change transmission side
To.During Bevel Gear Transmission, abrasion can be caused to cause to engage bad, transmission efficiency is low.And engine is in car
Shake can be produced in traveling process, the rigidly collision between gear may be caused to be easily damaged gear.
Utility model content
The purpose of this utility model is to provide a kind of bevel gear transmission, and it can improve between bevel gear due to firm
Property collision the problem of causing damage, and bevel gear is preferably engaged.
Another object of the present utility model is to provide a kind of engine export structure, its internal intermeshing cone tooth
Wheel is hardly damaged and can keep preferably engaging.
What embodiment of the present utility model was realized in:
A kind of bevel gear transmission, bevel gear transmission include active conical tooth wheel assembly and driven wheel of differential component,
Active conical tooth wheel assembly includes the first pedestal, is rotatably connected at the first axle body of the first pedestal and is installed on the first axle body
The first bevel gear of one end;Driven wheel of differential component includes the second pedestal, is rotatably connected at the second axle body of the second pedestal
And the second bevel gear of the second axle body one end is installed on, first bevel gear engages with second bevel gear;
The second elastic parts is provided between second bevel gear and the second pedestal, the second elastic parts has second bevel gear
Have in the movement tendency axially away from the second pedestal.
In a kind of embodiment of the present utility model, the second elastic parts of above-mentioned bevel gear transmission includes elastic component
And second bearing, second bearing have first end and the second end that can be rotated relative to first end, first end is connected to the second cone
Gear is connected towards the side of the second pedestal, the second end with one end of elastic component, and the other end of elastic component is connected with the second pedestal.
In a kind of embodiment of the present utility model, the second end of the second bearing of above-mentioned bevel gear transmission is provided with
Sleeve, the second pedestal are provided with locating dowel towards the side at the second end of second bearing, and sleeve is sheathed on locating dowel, locating dowel and the
The diameter parallel of two axis bodies.
In a kind of embodiment of the present utility model, the elastic component of above-mentioned bevel gear transmission is located in sleeve, elasticity
The bottom of one end branch sleeve of part, the free end of the other end connection locating dowel of elastic component.
In a kind of embodiment of the present utility model, the first end of the second bearing of above-mentioned bevel gear transmission is connected to
The side of second bevel gear is provided with oil guide groove.
In a kind of embodiment of the present utility model, the both ends of the oil guide groove of above-mentioned bevel gear transmission are respectively communicated with
The inner side and outer side of one end.
In a kind of embodiment of the present utility model, the oil guide groove of above-mentioned bevel gear transmission is deep-slotted chip breaker.
In a kind of embodiment of the present utility model, the first end of above-mentioned bevel gear transmission is provided with multiple Oil Guides
Groove, the oil guide groove of multiple arcs is set by circumferential array and bending direction is consistent.
In a kind of embodiment of the present utility model, the first bevel gear of above-mentioned bevel gear transmission and the first pedestal it
Between be provided with the first elastic parts, the first elastic parts makes first bevel gear have to become in the motion axially away from the first pedestal
Gesture.
A kind of engine export structure, it includes bent axle, the main shaft being connected with transmission of crankshaft, the pair being connected with spindle drive
The first axle body of axle and the above-mentioned bevel gear transmission being connected with countershaft gearing, countershaft and bevel gear transmission passes through
Gear drive connects.
The beneficial effect of the utility model embodiment is:
In embodiment of the present utility model, bevel gear transmission includes active conical tooth wheel assembly and driven wheel of differential group
Part, the first bevel gear of active conical tooth wheel assembly are meshed with the second bevel gear of driven wheel of differential component.Second bevel gear with
The second elastic parts is provided between second pedestal, the second elastic parts makes second bevel gear have axially away from the second pedestal
Movement tendency.Even if producing a small amount of gap between first bevel gear and second bevel gear because of abrasion, due to the second elastic component
Thrust exist, second bevel gear can be kept good engaging with first bevel gear;Vibrations if as engine are led
Cause first bevel gear and second bevel gear that there is relative motion, then due to the presence of the second elastic component, to be also not easy two
Rigid collision is produced between individual bevel gear and causes to damage.Engine export structure of the present utility model includes bevel gear biography
Motivation structure, therefore also there is the advantages of above.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 is the structural representation of bevel gear transmission in the utility model embodiment;
Fig. 2 is the enlarged drawing of local I I in Fig. 1;
Fig. 3 is the schematic diagram at the end of second bearing second in the utility model embodiment;
Fig. 4 is the schematic diagram of second bearing first end in the utility model embodiment;
Fig. 5 is the structural representation of engine export structure in the utility model embodiment.
In figure:10- engine export structures;100- bevel gear transmissions;110- active conical tooth wheel assemblies;112- first
Pedestal;114- the first axle bodies;116- first bevel gears;The elastic parts of 118- first;120- driven wheel of differential components;122- second
Pedestal;123- stop sections;124- the second axle bodies;126- second bevel gears;The elastic parts of 128- second;130- second bearings;
132- first ends;133- oil guide grooves;The ends of 134- second;135- sleeves;136- locating dowels;137- elastic components;200- bent axles;300-
Main shaft;400- countershafts.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of.
Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
, it is necessary to which explanation, term be " instruction such as " center ", " interior ", " outer " in the description of the utility model embodiment
Orientation or position relationship are based on orientation shown in the drawings or position relationship, or are usually put during the utility model product use
The orientation or position relationship put, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply and be signified
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality
New limitation.In addition, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that instruction or hint are relative
Importance.
In the description of the utility model embodiment, it is also necessary to explanation, unless otherwise clearly defined and limited, art
Language " setting ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or
It is integrally connected;Can be joined directly together, can also be indirectly connected by intermediary, can be the company of two element internals
It is logical.For the ordinary skill in the art, it can understand above-mentioned term in the utility model embodiment with concrete condition
Concrete meaning.
Embodiment
Fig. 1 is the structural representation of bevel gear transmission 100 in the utility model embodiment.It refer to Fig. 1, this implementation
Example provides a kind of bevel gear transmission 100, and it includes active conical tooth wheel assembly 110 and is driven with active conical tooth wheel assembly 110
The driven wheel of differential component 120 of connection.In the present embodiment, momentum is transferred to driven wheel of differential by active conical tooth wheel assembly 110
Component 120, then it is transferred to other power transmission shaft (not shown) of outside.
Active conical tooth wheel assembly 110 includes the first pedestal 112, the first axle body 114, the bullet of first bevel gear 116 and first
Property component 118.Driven wheel of differential component 120 includes the second pedestal 122, the second axle body 124, second bevel gear 126 and second
Elastic parts 128.
In the present embodiment, the first pedestal 112 is fixedly connected with casing (not shown), and the first pedestal 112 is cylindrical in shape and covered
Located at the outside of the first axle body 114, the first pedestal 112 is stretched out at the both ends of the first axle body 114, and one end of the first axle body 114 is set
There is first bevel gear 116.
In the present embodiment, the second pedestal 122 is fixedly connected with casing (not shown), and the second pedestal 122 is cylindrical in shape and covered
Located at the outside of the second axle body 124, the second pedestal 122 is stretched out at the both ends of the second axle body 124, and one end of the second axle body 124 is set
There is second bevel gear 126, second bevel gear 126 engages with first bevel gear 116.In the present embodiment, the first axle body 114 and
Two axis bodies 124 are vertical.
Because active conical tooth wheel assembly 110 and the structure of driven wheel of differential component 120 are substantially similar, in detail below to from mantle
Gear assembly 120 illustrates.
One end of second pedestal 122 of driven wheel of differential component 120 has stop section 123, has centered on stop section 123
The tabular of through hole, one end of the second axle body 124 are stretched out from the central through hole of stop section 123, and second is provided with one end of stretching
Bevel gear 126, in the present embodiment, second bevel gear 126 are connected by spline with the second axle body 124.Second bevel gear 126 with
The second elastic parts 128 is provided between stop section 123, the second elastic parts 128 is that second bevel gear 126 provides one from axle
To the movement tendency away from the second pedestal 122.
It should be appreciated that in the present embodiment, second bevel gear 126 can carry out a certain amount of displacement with respect to base, for example
The second axle body 124 can be relative to the second pedestal 122 in axial displacement, so as to drive second bevel gear 126 relative to second
The displacement of body 122;Or second bevel gear 126 can axially carry out a certain degree of displacement relative to the second axle body 124.
In order to strengthen stability of the second axle body 124 in radial direction, the second axle body 124 is located at the position in the second pedestal 122
Two bearings are arranged at intervals with, two bearing holder (housing, cover)s are connected to the second pedestal on the outside of the outside of the second axle body 124, two bearings
122 inwall, two bearings diametrically carry out resistance that is spacing, and reducing the rotation of the second axle body 124 to the second axle body 124
Power.In the present embodiment, two bearings are attached by the way of interference fit with the second axle body 124, in other embodiment
In, its connected mode can be connected using spline, also, the number of bearing can be deleted as needed.
Fig. 2 is the enlarged drawing of local I I in Fig. 1.Referring to Fig.1 and 2, the second elastic parts 128 includes second bearing
130th, elastic component 137, sleeve 135 and locating dowel 136.In the present embodiment, the preferably axially contact bearing of second bearing 130
(nominal contact angle be 90 °), second bearing 130 include the end 134 of first end 132 and second, the end 134 of first end 132 and second it
Between there is roller.The first end 132 of second bearing 130 is connected to the lower surface of second bevel gear 126 (towards supporting for second base
The one side of stop 123), the second end 134 of second bearing 130 is provided with sleeve 135, and sleeve 135 is sheathed on the outer of locating dowel 136
Side, one end of locating dowel 136 are fixedly connected with stop section 123.So the second end 134 of second bearing 130 and the second pedestal 122
It is indirectly connected.So that second bearing 130 is diametrically limited, will not diametrically be produced because of external force factors such as shakes compared with
Big displacement.It should be appreciated that in other embodiment of the present utility model, second bearing 130 can also be thrust angular contact bearing.
Fig. 3 is the schematic diagram at the end 134 of second bearing 130 second in the utility model embodiment.Fig. 1 to Fig. 3 is refer to,
It is circumferentially arranged on the end face at the second end 134 to have four cylindrical sleeves 135 in this implementation, it is correspondingly arranged four on stop section 123
The individual cylindric locating dowel 136 coordinated with sleeve 135.In the present embodiment, locating dowel 136 is perpendicular to the surface of stop section 123, set
Cylinder 135 is perpendicular to the end face at the second end 134, the i.e. axis of locating dowel 136 and sleeve 135 each parallel to the second axle body 124.Should
Work as understanding, in other embodiment of the present utility model, the number of sleeve 135 can be two, three or more than four, its shape
Shape can also be the other shapes outside cylinder.In other embodiments, sleeve 135 can be one and the second axle body 124
Coaxial sleeve 135, it is surrounded on the outside of the second axle body 124;Locating dowel 136 can be the sky coordinated with the sleeve 135
The cylinder of the heart, it is surrounded on the outside of the second axle body 124, if can play second bearing 130 is diametrically carried out it is spacing.
In the present embodiment, elastic component 137 is arranged in sleeve 135, and its one end is connected to the free end of locating dowel 136,
Its other end is connected to the bottom of sleeve 135, and elastic component 137 can provide the thrust in the axial direction of sleeve 135.Such setting side
Formula can reduce the length of elastic component 137, make it more stable.In the present embodiment, elastic component 137 is spring, in other implementations
In example, elastic component 137 can also be other flexible parts such as block rubber.It should be appreciated that it is of the present utility model other
In embodiment, elastic component 137 can be arranged in sleeve 135, can also be arranged at outside sleeve 135, the both ends of elastic component 137
The second end 134 directly with stop section 123 and second bearing 130 is connected.
Fig. 4 is the schematic diagram of the first end 132 of second bearing 130 in the utility model embodiment.Fig. 1 to Fig. 4 is refer to, is
Strengthen the lubricity of second bearing 130 and second bevel gear 126, the end of the first end 132 abutted against with second bevel gear 126
Oil guide groove 133 is provided with face.The both ends of oil guide groove 133 penetrate inside and outside the end face of first end 132 respectively.The present embodiment
In, oil guide groove 133 is curved so that for second bevel gear 126 when being rotated relative to first end 132, lubricating oil can be preferably
Into oil guide groove 133, the center of bearing is flowed to.In the present embodiment, the end face of first end 132 is provided with 6 oil guide grooves 133,6
Individual oil guide groove 133 circumferentially array set and cause bending direction it is consistent, so that first end 132 relative to surrounding lubrication
Oil towards A directions rotate when, lubricating oil can be preferably from each oil guide groove 133 to center flow.In other embodiments, Oil Guide
The quantity of groove 133 can be increased and decreased as needed.
Likewise, the first elastic parts 118 is also equipped between the pedestal 112 of first bevel gear 116 and first, in this reality
Apply in example, the structural principle of the first elastic parts 118 is identical with the second elastic parts 128, that is, plays and give the axle of first bevel gear 116
To thrust, can preferably be engaged with second bevel gear 126.In other embodiment of the present utility model, the first bullet
The structure of property component 118 can be with different;The first elastic parts 118 even can be not provided with.
Fig. 5 is the structural representation of engine export structure 10 in the utility model embodiment.It refer to Fig. 5, this practicality
The new engine export structure 10 also provided, it includes bent axle 200, the main shaft 300 and main shaft that are connected with bent axle 200
The countershaft 400 of 300 drive connections and the bevel gear transmission 100 being connected with countershaft 400.On countershaft 400 and first
The travelling gear being meshed is set respectively on axis body 114 to realize transmission.
The operation principle of bevel gear transmission 100 and engine export structure 10 is:
After bent axle 200 obtains rotation momentum, momentum is passed to main shaft 300, countershaft 400, drive bevel gear group successively
Part 110, driven wheel of differential component 120, the power transmission shaft of external engine is most passed to through the second axle body 124 afterwards.First bevel gear
116 with 126 engaged transmission of second bevel gear when, can cause to wear, engagement may be caused not close, now the first elastic parts
118 and second elastic parts 128 the 126 mutual push-tight of first bevel gear 116 and second bevel gear can be allowed to engagingly more
It is good, add transmission efficiency.And due to the presence of sleeve 135 and locating dowel 136, second bearing 130 (clutch shaft bearing) will not
Bias is caused in radial displacement.The end face of the first end 132 of second bearing 130 is designed with oil guide groove 133, and lubricating oil can flow into
Oil guide groove 133, and immerse between first end 132 and second bevel gear 126, lubrication is played, while also enter the second axle
The surface of body 124, and axially continuing endosmosis.To lubricate the bearing at other positions.When engine vibration causes first axle
Body 114 and the second axle body 124 in the axial direction displacement when, can be with due to the presence of the first elastic component 137 and the second elastic component 137
Allow second bevel gear 126 and first bevel gear 116 to remain engagement, and rigid collision will not be produced, such as the second cone
When gear 126 promotes, first bevel gear 116 can be retreated suitably, can so reduce the possibility of gear failure.
In summary, bevel gear transmission of the present utility model includes active conical tooth wheel assembly and driven wheel of differential group
Part, the first bevel gear of active conical tooth wheel assembly are meshed with the second bevel gear of driven wheel of differential component.Second bevel gear with
The second elastic parts is provided between second pedestal, the second elastic parts makes second bevel gear have axially away from the second pedestal
Movement tendency.Even if producing a small amount of gap between first bevel gear and second bevel gear because of abrasion, due to the second elastic component
Thrust exist, second bevel gear can be kept good engaging with first bevel gear;Vibrations if as engine are led
Cause first bevel gear and second bevel gear that there is relative motion, then due to the presence of the second elastic component, to be also not easy two
Rigid collision is produced between individual bevel gear and causes to damage.Engine export structure of the present utility model includes bevel gear biography
Motivation structure, therefore also there is the advantages of above.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (10)
- A kind of 1. bevel gear transmission, it is characterised in that the bevel gear transmission include active conical tooth wheel assembly and from Dynamic bevel gear component, the active conical tooth wheel assembly include the first pedestal, are rotatably connected at the first of first pedestal Axis body and the first bevel gear for being installed on described the first axle body one end;The driven wheel of differential component include the second pedestal, can It is rotationally connected with the second axle body of second pedestal and is installed on the second bevel gear of described the second axle body one end, it is described First bevel gear engages with the second bevel gear;The second elastic parts is provided between the second bevel gear and second pedestal, second elastic parts makes described Second bevel gear has in the movement tendency axially away from second pedestal.
- 2. bevel gear transmission according to claim 1, it is characterised in that second elastic parts includes elastic component And second bearing, the second bearing have first end and the second end that can be rotated relative to the first end, the first end The second bevel gear is connected to towards the side of second pedestal, second end with one end of the elastic component to be connected, The other end of the elastic component is connected with second pedestal.
- 3. bevel gear transmission according to claim 2, it is characterised in that the second end of the second bearing is provided with Sleeve, second pedestal are provided with locating dowel towards the side at the second end of the second bearing, and the sleeve is sheathed on described Locating dowel, the locating dowel and the diameter parallel of the second axle body.
- 4. bevel gear transmission according to claim 3, it is characterised in that the elastic component be with the sleeve, One end of the elastic component connects the bottom of the sleeve, and the other end of the elastic component connects the free end of the locating dowel.
- 5. bevel gear transmission according to claim 2, it is characterised in that the first end of the second bearing is connected to The side of the second bevel gear is provided with oil guide groove.
- 6. bevel gear transmission according to claim 5, it is characterised in that the both ends of the oil guide groove are respectively communicated with institute State the inner side and outer side of first end.
- 7. bevel gear transmission according to claim 6, it is characterised in that the oil guide groove is deep-slotted chip breaker.
- 8. bevel gear transmission according to claim 7, it is characterised in that the first end is provided with multiple described lead Oil groove, the oil guide groove of multiple arcs is set by circumferential array and bending direction is consistent.
- 9. bevel gear transmission according to claim 1, it is characterised in that the first bevel gear and the First It is provided with the first elastic parts between body, first elastic parts makes the first bevel gear have axially away from described the The movement tendency of one pedestal.
- 10. a kind of engine export structure, it is characterised in that the engine export structure includes bent axle, passed with the bent axle The main shaft of dynamic connection, the countershaft being connected with the spindle drive and be connected with the countershaft gearing such as claim 1 to 9 Any one of bevel gear transmission, the first axle body of the countershaft and the bevel gear transmission passes through tooth Wheel drive connection.
Priority Applications (1)
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CN201720899119.6U CN207005199U (en) | 2017-07-24 | 2017-07-24 | A kind of bevel gear transmission and engine export structure |
Applications Claiming Priority (1)
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CN201720899119.6U CN207005199U (en) | 2017-07-24 | 2017-07-24 | A kind of bevel gear transmission and engine export structure |
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CN207005199U true CN207005199U (en) | 2018-02-13 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107228176A (en) * | 2017-07-24 | 2017-10-03 | 重庆宗隆动力有限公司 | A kind of bevel gear transmission and engine export structure |
CN112049902A (en) * | 2020-09-07 | 2020-12-08 | 中国航发贵阳发动机设计研究所 | Separable hand transmission device |
CN112112555A (en) * | 2020-09-22 | 2020-12-22 | 中国铁建重工集团股份有限公司 | Driving device for low-clearance drilling machine |
-
2017
- 2017-07-24 CN CN201720899119.6U patent/CN207005199U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107228176A (en) * | 2017-07-24 | 2017-10-03 | 重庆宗隆动力有限公司 | A kind of bevel gear transmission and engine export structure |
CN112049902A (en) * | 2020-09-07 | 2020-12-08 | 中国航发贵阳发动机设计研究所 | Separable hand transmission device |
CN112112555A (en) * | 2020-09-22 | 2020-12-22 | 中国铁建重工集团股份有限公司 | Driving device for low-clearance drilling machine |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190116 Address after: 402260 No. 15, Manan Avenue, Zone B, Luohuang Industrial Park, Jiangjin District, Chongqing Patentee after: Chongqing Zongwang Power Engine Co., Ltd. Address before: 402246 No. 1 Building, Block 2-7, Anjufang District, Guoba Village, Luohuang Town, Jiangjin District, Chongqing Patentee before: Chongqing Zong long power Co., Ltd. |
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TR01 | Transfer of patent right |