CN104106877B - The footwear big end device of tool air-cushion function - Google Patents
The footwear big end device of tool air-cushion function Download PDFInfo
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- CN104106877B CN104106877B CN201310137886.XA CN201310137886A CN104106877B CN 104106877 B CN104106877 B CN 104106877B CN 201310137886 A CN201310137886 A CN 201310137886A CN 104106877 B CN104106877 B CN 104106877B
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Abstract
A kind of footwear big end device having air-cushion function, including the resilient footwear of a tool big end and an air valve group, wherein: these footwear big end is provided with an open accommodation space, and these footwear big end is provided with the closing film of a closing accommodation space, the bottom surface at these footwear big end is provided with the several and integrated ribs in the footwear big end；Air valve group is arranged in accommodation space, air valve group includes a main breather valve, secondary breather valve and at least one wireway, this major and minor breather valve is arranged at intervals in accommodation space, and it is separated out one first air chamber, one second air chamber and an inlet plenum between first, second air chamber, in this major and minor breather valve, any one is provided with an air inlet pipe and a blast pipe, and another is then provided with a blast pipe.The present invention can avoid the long hypertonic of air cushion and the expansive space that lacks flexibility, and causes elastic fatigue or corrupted, and the foot that can consolidate protection wearer is stood or the motion of big-movement for a long time.
Description
Technical field
The present invention is a kind of footwear big end device having air-cushion function, is in details of the words to utilize elastomeric material to make about one
And have the resilient footwear big end, when foot is trampled and the do action mentioned, make the air filling footwear big end and within the footwear big end
Front and back circulate, support when walking with stable wearer and buffering shock-absorbing.
Background technology
Long ago people still live a kind of life of walking on the ground barefoot, but, along with differentiation and the evolution in epoch,
Gradually there are so-called shoes to protect foot, prevented foot from walking on the ground injured because trampling ground foreign matter.
Shoes are the most no longer simple protection foot now, and the outward appearance of shoes, function, comfort level etc., be all that present people exist
Can consider when buying footwear, be flooded with shoes miscellaneous the most on the market.For selecting on shoes, some specific personage
Because the relation in work, it is necessary to stand for a long time, or must walk back and forth frequently and even arrive running, the time one is long,
Foot easily produces the problems such as muscle inflammation or redness, consequently, it is possible to the function that these personages are on selection shoes is exactly nothing but
Firm can protect foot, it is to avoid foot muscle inflammation or redness.But, what kind of shoes can meet required for above-mentioned specific personage
, so, have dealer release have air-cushion function shoes come in response to these specific personages needed for.
Air cushion general principle is that the air bag that fills compressed gas is placed in sole portion, and air bag is as a full gas
Balloon, absorbable concussion, and be not easily broken or flatten, moreover it is possible to extra shock-absorbing and supporting force are provided；Different in order to coordinate
The action of motion or the concussion that ankle and ground struck cause when slowing down walking every day, the size of air bag and putting position are the most
Difference, usual arch and tab portion the most more stress, so needing bigger air cushion to make support.And some sport footwear is the most standby
Have full instep air cushion so that people walk on rugged road surface and long-distance on foot time the most comfortable.
Footwear big spirit mat structure when earliest period, refers to ribs and the ribs of prior art Figure 1A to Fig. 2 B tool
The footwear big end of sheet, and the footwear big base map formula that Figure 1A Yu Fig. 2 A is identical, in order to reach to indicate the footwear big end the most in detail in not Tongfang
To section kenel, its production method is to have protruded out several support column A1, support column A1 and support column towards foot within the footwear big end
Between A1 formed air column, by top view viewing the footwear big end inside just as crisscross field ditch, and this structure in order to be able to prop up
Support foot, and between its support column A1 and support column A1, it is provided with support fin A2, one in order to support foot weight, and two provide
Ribs is supported, it is to avoid the sliding of ribs.But, the general fin that supports is for foot weight to be supported, it is necessary to use rigid rubber
Being made, this rigid rubber is trampled for a long time by foot, and the situation easily producing depression or elastic fatigue occurs, so
One, the ribs sector-meeting of rigid rubber causes wearer to walk or uncomfortable during action, and cannot support foot for a long time
Portion, must eliminate further and change or keep in repair, and make wearer that extra expense must be spent to buy more or to revise shoes.Therefore, this tool
Ribs and support fin the footwear big end wait to need to be improved again, with more meet actually used needed for.
But dealer is in order to improve above-mentioned disappearance, the accommodation space filling one EVA foam material at the footwear big end is formed
EVA layer A3, to reach the effect of comfortable walking, but, EVA is trampled by foot pressure for a long time, easily accelerates the consumption mill of EVA
And elastic fatigue, and cause need to often changing EVA or eliminating replacement shoes, to maintain comfortable walking and stability, thus
Causing unnecessary expense, two expend man-hour and manpower.Therefore, the footwear big end of this tool EVA, waits to need to be improved, more to accord with again
Close actually used required (refer to prior art diagram 3A and Fig. 3 B and there is the footwear big end of EVA expanded material).
In order to solve the problems referred to above, big for the footwear end, is improved again by dealer, is provided with several ribs in its forefoot position
A4, hind paw position is then identical with Figure 1A, and each ribs A4 center digs a dashpot A5, and this dashpot A5 is by 5Z6Y line segment
Section view viewing silicon is convex character shape, by the setting of dashpot A5, make wearer in walking or during remaining action, front end, the footwear big end
Ribs A4 is had more elastic space, the walking comfortable for foot or make remaining action.But, the bullet suffered by this structure
Property or limited, and dig dashpot A5 the segment thickness of ribs A4 can be caused thinning, cause the life-span of ribs A4 to be reduced.
Therefore, this has and digs the footwear big end of dashpot in ribs and wait to need to be improved (to refer to prior art diagram 4A again
And Fig. 4 B have in ribs, dug dashpot).
Referring to TaiWan, China patent announcement number 195141 " improvement of footwear big bottom structure ", the present invention is big about a kind of footwear
Bottom structure is improved, and it is primarily directed to the footwear big end designed by skid-resistant and wear-resisting characteristic, and it is mainly by the big end and ground
The part of face contact separates as several regions, designs in column at its half sole and heel portion, and adopts skid-resistant material and make, and
Arranging a hexagonal region inside half sole, skid-resistant or wear-resisting material can optionally be adopted in this region, uses in outer ring, the big end again
Wear-resistant material is made, and especially uses in outer ring heel, interior waist and outer waist specific region reinforcement wear-resistant material to make, makes it have
Splendid skid-resistant, wear-resisting characteristic.
Above-mentioned " improvement of footwear big bottom structure " though its tool skid-resistant, wear-resisting characteristic, but airing efficiency with walking time comfort level
Do not improved, and the air cushion of half sole and heel portion designed in column, the air cushion of column in for a long time walking or
The motion of big-movement, because the elastic dilatation of column is relatively big, causes the elastic fatigue accelerating air cushion, to such an extent as to the reduction elastic life-span and
Air cushion effect diminuendo, and lack and air can be made mutually to circulate or discharge, consequently, it is possible under using for a long time, cause shoes
Eliminate change rate improve, more cause the cost being more than.Therefore, the improvement of above-mentioned footwear big bottom structure waits to need to be improved, with more again
Meet actually used required.
The disappearance of footwear big bottom structure improvement in view of the above, the present inventor i.e. releases the one " footwear of tool air-cushion function
Big end device ", the do action utilizing foot to trample for the footwear big end and mention, make air be fills up to the big inside story of footwear, relend
By the air-valve device at the footwear big end, enable air to mutually circulate within the footwear big end, and the footwear big end has horizontal elastic telescopic sky
Between, the caoutchouc elasticity air cushion that can slow down the footwear big end is trampled because foot exerts a force, and accelerates the disappearance of elastic fatigue.
Summary of the invention
Technical problem underlying to be solved by this invention is, overcomes the drawbacks described above that prior art exists, and provides one
Planting the footwear big end device of tool air-cushion function, it can avoid the long hypertonic of air cushion and the expansive space that lacks flexibility, and causes bullet
Property tired or corrupted, and can consolidate protection wearer foot stand for a long time or the motion of big-movement.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of footwear big end device having air-cushion function, it includes the footwear big end with elastic telescopic and an air valve group, its
In: these footwear big end, is provided with an open accommodation space, and these footwear big end sets one and has the membrane closure closing accommodation space, and these footwear are big
The bottom surface at the end is provided with several with the integrated ribs in the footwear big end, these several ribs by the footwear big end towards accommodation space indent in
One hollow pocket groove, when making these several ribs by foot trampling, transverse compression can expand, and these several ribs tool is provided with one
Inner concave and an arcuate surface, closing film is supported in arcuate surface one end of these several ribs, and this arcuate surface is supported and closed the one of film
End is tabular surface, for firm the trampling of foot；
This air valve group is arranged in accommodation space, and this air valve group includes a main breather valve, secondary breather valve and an air guide
Pipe, this major and minor breather valve is arranged at intervals in accommodation space, and be separated out one first air chamber, one second air chamber and one between
Inlet plenum between first, second air chamber, in this major and minor breather valve, any one is provided with an air inlet pipe and a blast pipe, another
Individual, it is provided with a blast pipe, this air inlet pipe connection inlet plenum and the first air chamber, or this air inlet pipe connection inlet plenum and second
In air chamber any one, and this wireway one end connects blast pipe, and the other end then connects time blast pipe, makes air mutually be circulated
In this first air chamber and the second air chamber, and the closing film that these footwear big end is positioned at the first air chamber and the second air chamber is non-breathable section,
And these footwear big end be positioned at inlet plenum closing film be air inlet section, this blast pipe and time blast pipe are two-way valve, and this air inlet pipe
For check valve, to provide air to be filled into the first air chamber or the second air chamber by the air inlet pipe of this inlet plenum, and circulate in this first
In air chamber and the second air chamber.
The present invention has the footwear big end device of air-cushion function and has farther included following technical characteristic:
Several ribs in this first air chamber of the present invention can be replaced elastomeric spring.
This main breather valve of the present invention is provided with an air jet pipe, and this pair breather valve is provided with a secondary air jet pipe, in this second air chamber
Ribs is provided with an air jet pipe, is additionally provided with an air entraining pipe and connects this air jet pipe, secondary air jet pipe and secondary air jet pipe.
This air jet pipe of the present invention, secondary air jet pipe and secondary air jet pipe are check valve.
This blast pipe of the present invention and secondary blast pipe are all check valve or are all two-way valve.
It is tabular surface that these several ribs of the present invention support one end of closing film.
The invention has the beneficial effects as follows, it can avoid the long hypertonic of air cushion and the expansive space that lacks flexibility, and causes
Elastic fatigue or corrupted, and can consolidate protection wearer foot stand for a long time or the motion of big-movement.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Figure 1A is prior art tool ribs and the bottom surface, the footwear big end supporting fin indicates and axially cuts open and set line segment schematic diagram.
Figure 1B is the 1A2A line segment generalized section of Figure 1A.
Fig. 2 A is prior art tool ribs and the bottom surface, the footwear big end supporting fin indicates radially to cut open and sets line segment schematic diagram.
Fig. 2 B is the 3A4A line segment generalized section of Fig. 2 A.
Fig. 3 A is the footwear big end longitudinal profile schematic diagram of prior art tool EVA expanded material.
Fig. 3 B is the footwear big bottom horizontal generalized section of prior art tool EVA expanded material.
Fig. 4 A is the footwear big end schematic bottom view of prior art tool dashpot.
Fig. 4 B is the 5Z6Y line segment section enlarged diagram of Fig. 4 A.
Fig. 5 is footwear of the present invention big end schematic top plan view.
Fig. 6 is to indicate axially to cut open in the footwear of the present invention big end to set line segment schematic diagram.
Fig. 7 is the generalized section of AA line segment shown in Fig. 6.
Fig. 8 is to indicate at the footwear of the present invention big end radially to cut open to set line segment schematic diagram.
Fig. 9 is the generalized section of CC line segment shown in Fig. 6.
Figure 10 is front end, footwear of the present invention big end when trampling pressurized, several ribs expansion schematic diagram.
Figure 11 is rear end, footwear of the present invention big end when trampling pressurized, several ribs expansion schematic diagram.
Figure 12 is second embodiment of the invention footwear big end schematic internal view.
Figure 13 is the generalized section of BB line segment shown in Figure 11.
Figure 14 is third embodiment of the invention footwear big end schematic internal view.
Figure 15 is the generalized section of DD line segment shown in Figure 13.
Figure 16 is fourth embodiment of the invention footwear big end schematic internal view.
Figure 17 is fifth embodiment of the invention footwear big bottom profile schematic diagrames.
Label declaration in figure:
A1 support column A2 supports fin
A3 EVA layer A4 ribs
A5 dashpot
The 1 footwear big end 11 ribs
112 depression groove 113 inner concaves
114 arcuate surface 115 tabular surfaces
12 non-breathable section 13 air inlet section
14 section of breathing freely 2 air valve groups
21 main breather valve 211 air inlet pipe
212 blast pipe 213 air jet pipes
22 secondary No. 221 blast pipes of breather valve
222 secondary air jet pipe 23 wireways
24 air entraining pipe 3 accommodation spaces
31 first air chamber 32 second air chambers
321 air jet pipe 33 inlet plenums
4 close film 5 elastomeric spring
6 adjuster 61 isocons
601 tracheae 602 times tracheaes
62 pipe taps
Detailed description of the invention
The invention relates to a kind of footwear big end device having air-cushion function, its effect relevant and feature, phase of below arranging in pairs or groups
Close accompanying drawing and make a simple embodiment explanation.Referring to shown in Fig. 5 to Fig. 9, the footwear big end device of the present invention includes one by rubber mass
The resilient footwear big end 1 and an air valve group 2 are made and had to material, wherein:
These footwear big end 1, is provided with an open accommodation space 3, and these footwear big end 1 is provided with the closing of a closing accommodation space 3
Film 4, the bottom surface at these footwear big end 1 is provided with the several and integrated ribs 11 in the footwear big end 1, and these several ribs 11 are by the footwear big end
1 bottom surface is towards accommodation space 3 indent, and respectively in a hollow pocket groove 112, these several ribs 11 respectively have an inner concave 113 and
One arcuate surface 114, and closing film 4 is supported in arcuate surface 114 one end of these several ribs 11, and these several ribs 11 support envelope
The one end closing film 4 is tabular surface 115, for firm the trampling of foot；
This air valve group 2 is arranged in accommodation space 3, this air valve group 2 include a secondary breather valve 22 of main breather valve 21, one and
At least one wireway 23, this major and minor breather valve 21,22 interval arranges in accommodation space 3, and is separated out one first air chamber 31,
Second air chamber 32 and an inlet plenum 33 between first, second air chamber 31,32, and these footwear big end 1, is positioned at the first air chamber
31 and second the closing film 4 of air chamber 32 be non-breathable section 12, and the closing film 4 that these footwear big end 1 is positioned at inlet plenum 33 is air inlet section
13, in this major and minor breather valve 21,22, any one is provided with air inlet pipe 211 and a blast pipe 212, and another is then provided with one
Secondary blast pipe 221, this air inlet pipe 211 connects inlet plenum 33 and the first air chamber 31, or this air inlet pipe 211 connect inlet plenum 33 with
Second air chamber 32 any combination mode, this wireway 23 one end connects blast pipe 212, and the other end then connects time blast pipe 221, and
This blast pipe 212 is all two-way valve with time blast pipe 221 or is all check valve；This air inlet pipe 211 of the present invention is the group of check valve
Conjunction mode is the main embodiment of the present invention, and these footwear big end 1 sets mode by above-mentioned group, makes air be able within these footwear big end 1
Circulation, with the action reaching comfortable walking or remaining foot is done.
Whereby, the present invention tramples and the do action mentioned, when foot is mentioned, air for the footwear big end 1 with foot
Enter in this inlet plenum 33 via air inlet section 13, by the importing of this air inlet pipe 211, make air be fills up to this first air chamber 31,
Making the air pressure in this first air chamber 31 promote, when foot rear end is trampled downwards, the air pressure of this first air chamber 31 is by foot
Jam on so that it is air conducts to the second air chamber 32 via blast pipe 212, wireway 23 and secondary blast pipe 221 so that it is the second air chamber
Air pressure in 32 promotes, and sequentially circulation is done front and back ends and trampled, to maintain this first air chamber 31 and the air pressure phase in the second air chamber 32
Circulation is saturated mutually, reaches the firm foot stability when walking or action.
The present invention " the footwear big end device of tool air-cushion function " occupation mode and the effect that can reach thereof, refer to lower example and say
Bright described, and in the lump with reference to accompanying drawing explanation.
The walking of wearer or the foot motion of alternate manner, foot trample with mention do action can these footwear relative big
The strength trampled is bestowed at the end 1, refers to front end, Figure 10 footwear big end 1 when trampling pressurized, and several ribs 11 expand schematic diagram to figure
When pressurized was trampled at 11 rear end, the footwear big ends 1, several ribs 11 expand the arrow B shown in schematic diagram, several supports at these footwear big end 1
Rib 11 bestows, because of foot front and back ends, the strength trampled downwards in turn, make these footwear big end 1 towards foot bestow strength equidirectional under
Pressure, because these several ribs 11 have elasticity, make whereby these several ribs 11 towards lateral magnification, because these several ribs 11 have
Resilientiy stretchable, and surrounding has the space for lateral extension, the expansion preventing these several ribs 11 is the most limited.
And the several ribs 11 in this first air chamber 31 can be replaced elastomeric spring 5 for another kind embodiment party of the present invention
Formula, refers to shown in Figure 17 of the present invention, is also replaced by other and has the stampede power that can support foot, and can store power because of elasticity
And recover the elastic parts of its original state, with the stability of the foot motion of the walking Yu alternate manner that maintain wearer.
Referring to shown in Figure 12 and Figure 13, in addition to main embodiment of the present invention, another implements kenel is to breathe in this pair
On valve 22, group sets group on secondary an air jet pipe 222, and the ribs 11 in this second air chamber 32 and sets an air jet pipe 321, and
Being positioned at the closing film 4 above this air jet pipe 321 is the section of breathing freely 14, and this pair air jet pipe 222 connects inlet plenum 33 and the second gas
Room 32, when foot is trampled towards front end, the footwear big end 1 or rear end is trampled, in making the air pressure in this first air chamber 31 or the second air chamber 32
Air pressure jammed on, and in this first air chamber, 31 or second air in air chamber 32 are all sprayed by secondary air jet pipe 321, and make sky
Gas appears towards this ventilative section 14, makes the air of this first air chamber 31 and the second air chamber 32 more quickly to discharge, relend by
The action that foot is mentioned enters in these footwear big end 1 to supplement new air, to be fills up to the first air chamber 31 or the second air chamber 32 so that it is
Air pressure promotes, and the most above-mentioned do action, circulates and consolidate the effect of foot reaching air.
Referring to further shown in Figure 14 Yu Figure 15, it is with Figure 12 and Figure 13 as reference that the present invention the 3rd implements, and these footwear are big
Further group is provided with an air entraining pipe 24 at the end 1, and group is provided with an air jet pipe 213 on main breather valve 21, and this air entraining pipe 24 connects
Air jet pipe 213, secondary air jet pipe 222 and secondary air jet pipe 321, when foot is trampled towards rear end, these footwear big end 1, this first air chamber 31
Air pressure is jammed on by foot, and in this first air chamber the air of 31 can by the guiding of this wireway 23 to the second air chamber 32,
When the air pressure in the second air chamber 32 reach saturated after, air cannot enter back into the second air chamber 32, many in this first air chamber 31
Remaining air then can be directed to time air jet pipe 321 via air entraining pipe 24, then is sprayed towards this ventilative section 14 by air, and works as foot
When trampling towards front end, these footwear big end 1, air can be entered in inlet plenum 33 by this air inlet section 13 again, to be filled into the first air chamber
31, make the air pressure in the first air chamber 31 promote, the most above-mentioned do action, with stability during firm foot trampling.
Referring to 1 group of the big end of the footwear shown in Figure 16 sets the schematic internal view of adjuster 6, and fourth embodiment of the invention is to scheme
14 is reference, and in these footwear big end 1, group is provided with adjuster 6 and an isocon 61 further, and this adjuster 6 outer circumferential side is provided with one
Tracheae 601, and bottom is provided with a tracheae 602, this tracheae 601 is by the connection of air entraining pipe 24, with this pair air jet pipe 222 and secondary
Air jet pipe 321 is interconnected, and is additionally provided with a pipe tap 62 and connects time tracheae 602 and isocon 61, and this isocon 61 is by leading
Tracheae 23 connects blast pipe 212 and secondary blast pipe 221；When foot is trampled towards the back segment at these footwear big end 1, in this first air chamber 31
Air pressure jammed on by foot, and make the air in this first air chamber 31 through blast pipe 212, isocon 61 and secondary blast pipe 221
Conduct in the second air chamber 32 so that it is in the second air chamber, the air pressure of 32 promotes, this second air chamber 32 because of by isocon 61 with
The tracheae 601 of adjuster 6 is interconnected, when this adjuster 6 is set as specific air pressure, and the air in this second air chamber 32
When pressure is more than the default value set, unnecessary air pressure can be conducted to adjuster 6 by this pipe tap 62, then via this bleed
The conduction of pipe 24 is to secondary air jet pipe 222, and finally conduction is to time air jet pipe 321, and is discharged by air, when the air pressure in air chamber is not enough
Time, relend and entered in these footwear big end 1 by mentioning of foot with filling air, to increase the air pressure in air chamber, reach firm foot
Stability when trampling, and wearer can regulate and control the air pressure size of required air chamber voluntarily, dynamic with coordinate firm foot to be done
Make.
The above, be only presently preferred embodiments of the present invention, and the present invention not makees any pro forma restriction, all
It is based on any simple modification, equivalent variations and modification that above example is made by the technical spirit of the present invention, all still falls within
In the range of technical solution of the present invention.
Claims (6)
1. the footwear big end device having air-cushion function, it is characterised in that include the resilient footwear of a tool big end and an air valve group,
Wherein:
These footwear big end, is provided with an open accommodation space, and these footwear big end is provided with the closing film of a closing accommodation space, these footwear
The bottom surface at the big end is provided with several with the integrated ribs in the footwear big end, these several ribs by the footwear big end towards in accommodation space
Recessed, respectively in a hollow pocket groove, these several ribs respectively have an inner concave and an arcuate surface, and the evagination of these several ribs
Closing film is supported in one end, face；
This air valve group is arranged in accommodation space, and this air valve group includes a main breather valve, secondary breather valve and at least one air guide
Pipe, this major and minor breather valve is arranged at intervals in accommodation space, and be separated out one first air chamber, one second air chamber and one between
Inlet plenum between first, second air chamber, in this major and minor breather valve, any one is provided with an air inlet pipe and a blast pipe, and is somebody's turn to do
Be not provided with air inlet pipe and blast pipe in major and minor breather valve is then provided with a blast pipe, this air inlet pipe connection inlet plenum and the
One air chamber, or this air inlet pipe connection inlet plenum and the second air chamber, this wireway one end is connected blast pipe, the other end of this wireway
Then connect time blast pipe, make air be able to by this wireway and mutually circulate in the first air chamber and the second air chamber, be positioned at inlet plenum
Closing film be air inlet section.
The footwear big end device of tool air-cushion function the most according to claim 1, it is characterised in that the number in described first air chamber
Individual ribs can be replaced elastomeric spring.
The footwear big end device of tool air-cushion function the most according to claim 1, it is characterised in that described main breather valve is provided with one
Air jet pipe, this pair breather valve is provided with a secondary air jet pipe, and the ribs in this second air chamber is provided with an air jet pipe, is additionally provided with one and draws
Tracheae connects this air jet pipe, secondary air jet pipe and secondary air jet pipe.
The footwear big end device of tool air-cushion function the most according to claim 3, it is characterised in that described air jet pipe, secondary jet
Pipe and secondary air jet pipe have farther included check valve.
The footwear big end device of tool air-cushion function the most according to claim 1, it is characterised in that described blast pipe and secondary exhaust
Pipe respectively includes check valve, or described blast pipe and secondary blast pipe respectively include two-way valve.
The footwear big end device of tool air-cushion function the most according to claim 1, it is characterised in that described several ribs are supported
The one end closing film is tabular surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310137886.XA CN104106877B (en) | 2013-04-19 | 2013-04-19 | The footwear big end device of tool air-cushion function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310137886.XA CN104106877B (en) | 2013-04-19 | 2013-04-19 | The footwear big end device of tool air-cushion function |
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| CN104106877A CN104106877A (en) | 2014-10-22 |
| CN104106877B true CN104106877B (en) | 2016-09-07 |
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| CN201310137886.XA Active CN104106877B (en) | 2013-04-19 | 2013-04-19 | The footwear big end device of tool air-cushion function |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111202304B (en) * | 2019-12-27 | 2021-08-24 | 浙江起步儿童用品有限公司 | Height-adjustable height-increasing shoes |
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|---|---|---|---|---|
| CN2076769U (en) * | 1990-06-08 | 1991-05-15 | 秦军山 | Gas-filled mountaineering shoes |
| GB2262024A (en) * | 1991-12-03 | 1993-06-09 | David Alan Pearse | Ventilated footwear |
| CN1383364A (en) * | 2000-03-16 | 2002-12-04 | 耐克国际有限公司 | Article of footwear with motion control device |
| CN2503739Y (en) * | 2001-10-12 | 2002-08-07 | 深圳市威狮卡特商业有限公司 | Sole hydraulic damper |
| CN1777370A (en) * | 2003-04-23 | 2006-05-24 | 耐克国际有限公司 | Fluid system with internal filter |
| CN2691320Y (en) * | 2004-03-01 | 2005-04-13 | 张春然 | Pedal inflating shoes |
| CN101291601A (en) * | 2005-10-19 | 2008-10-22 | 耐克国际有限公司 | Fluid system having multiple pump chambers |
| TW200718371A (en) * | 2005-11-11 | 2007-05-16 | Quan-Yu Lai | Buffer structure with current limiter |
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| CN104106877A (en) | 2014-10-22 |
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