CN103711953A - One-way vent valve and breathable shoe - Google Patents
One-way vent valve and breathable shoe Download PDFInfo
- Publication number
- CN103711953A CN103711953A CN201310611384.6A CN201310611384A CN103711953A CN 103711953 A CN103711953 A CN 103711953A CN 201310611384 A CN201310611384 A CN 201310611384A CN 103711953 A CN103711953 A CN 103711953A
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- China
- Prior art keywords
- gas
- valve
- spool
- way ventilating
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 206010047601 Vitamin B1 deficiency Diseases 0.000 description 2
- 208000002894 beriberi Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000036244 malformation Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/14—Check valves with flexible valve members
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B7/00—Footwear with health or hygienic arrangements
- A43B7/06—Footwear with health or hygienic arrangements ventilated
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B7/00—Footwear with health or hygienic arrangements
- A43B7/06—Footwear with health or hygienic arrangements ventilated
- A43B7/08—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures
- A43B7/084—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures characterised by the location of the holes
- A43B7/085—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures characterised by the location of the holes in the upper
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Mechanical Engineering (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The invention discloses a one-way vent valve comprising a valve body. An intake passages and an exhaust passage which are independent are arranged in the valve body. Two elastic spools having opposite directions and same structure are disposed in the intake passage and the exhaust passage respectively. One end of each spool is in a hollow structure having an air inlet, and the outer walls of the other ends of the spools are provided with two opposing wedged faces. An exhaust slit is reserved at an intersection of the two edged faces. The sidewalls of the spools are hermetically fixed to the inner walls of the intake and exhaust passages. The invention further discloses a breathable shoe with the one-way vent valve. The one-way vent valve is simple in structure and unique in design; through the exhaust slit in special structure and the independent intake and exhaust passages, unidirectional air flowing is achieved, inside and outside air mixing is prevented, and continuous supply of fresh air is guaranteed.
Description
Technical field
The invention belongs to footwear design manufacture technology field, specifically relate to a kind of one-way ventilating valve and with the air-permeable shoe of this one-way ventilating valve.
Background technique
Shoes are that people protects the not injured a kind of instrument of pin.People are in order to overcome in particular cases the earliest, do not allow pin feel bad or injured, have just invented fur shoes.Shoes develop into now, have just formed present this appearance.The shoes of various pattern functions are seen everywhere.Design for shoes, generally all need to consider its gas permeability, otherwise, after long-time walking, because air in footwear cannot be discharged, cause heat to be also difficult to discharge, thereby cause foot to be perspired in a large number, and breed bacteria thus, make in footwear air more dirty severe, thereby produce beriberi problem, this perplexs majority's a Universal Problems just at present.
For solving the technical problem of gas permeability, a lot of producers adopt, at heel position, one-way ventilating valve are set.The patent documentation that for example publication number is CN102273768A discloses a kind of Ventilated footwear, comprise sole, sole shoes with place be provided with can unidirectional external exhaust air bag, air bag comprises air bag outer cover and air bag cushion, air bag outer cover covers on air bag cushion, the cooperation place hermetic seal of air bag outer cover and air bag cushion, air bag outer cover comprises integrated suction tude and cover body, the one-way valve of the oriented air bag direction of suction tude band one-way air inlet, cover body top inner wall is cambered surface and distributes, the sidepiece of air bag cushion vertically offers groove, air bag cushion center offers the exhaust port that vertically runs through air bag cushion, air bag cushion top is with the sphere pit of indent, exhaust port communicates with the external world, bottom, exhaust port is with the one-way valve of external one-way exhaust, the half sole punishment of sole is furnished with intake duct, suction tude is connected with intake duct.The air bags amount of the Ventilated footwear that above-mentioned document provides is large, good integral strength, and be convenient to processing, and the relief opening setting of air bag is more hidden.
Publication number, for CN103222707A provides a kind of ventilating type air-permeable shoe, comprises footwear shell and sole; The inside of described sole is shaped with a cavity at heel place, described cavity has and is the soft top of the convex matter in footwear shell of fornix shape; In described sole, be also shaped with air inlet duct, vent, one end, described air inlet duct is communicated with described cavity, and the other end extends to sole corresponding to the place in toe region, then by pore structure, is connected with the toe region in described footwear shell; Described vent one end is communicated with described cavity, and the other end is communicated to outer sole; In described cavity, be provided with the elastic structure that is supported to top by cavity bottom, and described elastic structure is when most compressed state, the top of elastic structure is not less than the position that is communicated with of described air inlet duct, vent and described cavity; In described air inlet duct, vent, be respectively provided with an one-way valve.This air-permeable shoe can effectively improve scavenging performance, and not fragile, and manufactures simply, thereby promotes human body step healthy.
Also have in addition the air-permeable shoe of a lot of other architecture advances, but these footwear are all increasing one-way ventilating mechanism at heel place, inevitably there are following two problems in this design: (1), due to the narrow space on heel and ground, causes Air permenbility inadequate.(2), because be directly installed on sole, after long-term use, can there is the problem of leaking.
Summary of the invention
The invention provides a kind of one-way ventilating valve, this one-way ventilating valve design is unique, and gas-entered passageway wherein and outlet passageway independently arrange, and have improved ventilation quality, and the occasion that is specially adapted to ventilation quality to have relatively high expectations is used.
The present invention also provides a kind of air-permeable shoe with above-mentioned one-way ventilating valve, this air-permeable shoe adopts one-way ventilating valve is arranged on to upper of a shoe one side, increased air mass flow, avoided generation that sole leaks and because manpower jams on the wearing and tearing to one-way ventilating valve, improved the working life of air-permeable shoe, improve ventilation quality simultaneously, and then improved the travelling comfort of wearing in footwear process.
An one-way ventilating valve, comprises valve body, is provided with two independent gas-entered passageway and outlet passageways that arrange, two flexible spools that described gas-entered passageway is identical with being provided with opposite direction and structure in outlet passageway in described valve body; Described spool is the hollow structure that one end is provided with suction port, and the other end outer wall of spool is provided with two sphenoid surface that are oppositely arranged, and Liang Ge sphenoid surface intersection is provided with the default air cleft that goes out; Described spool sidewall and gas-entered passageway or outlet passageway inner wall sealing are fixed.
When gas enters into spool from suction port, under the momentum effect of gas, because spool adopts elastic structure, go out air cleft and open, realize the discharge of gas.When gas is when going out air cleft direction and enter spool, due to the active force of gas impulse force to elastic wedge face, sphenoid surface is further compressed, forcing gives vent to anger sews and shuts, and stops gas to leak from going out air cleft, has realized the one-way flow of air-flow.
Gas-entered passageway and outlet passageway independently arrange, and guarantee gas process in different passages of turnover, prevent that inside and outside gas from mixing, and guarantees that live gas constantly enters in a steady stream.This one-way ventilating valve can be applicable to the use of various occasions, the occasion that is particularly useful for ventilation quality to have relatively high expectations.
Sealing for ease of spool is fixed, and as preferably, described spool outer wall is provided with annular fixed arm; Described spool is fixed by the inner wall sealing of this fixed arm and gas-entered passageway or outlet passageway.The setting of the fixed arm of annular, has facilitated the fixing of spool.Between the fixed arm of annular and spool, can select to be wholely set, add once-through in man-hour; Also can be chosen in spool outer wall processing fixed arm.
Fixed arm can be arranged on any position of spool outer wall, can be arranged on middle part or end.As preferably, described fixed arm is arranged on the end of the suction port of spool.Fixed arm can be selected metal material or elastic material, and as preferably, described fixed arm is elastic material, now fixed arm is fixed simultaneously, also spool outer wall is sealed, and plays the effect of sealing gasket.
Fixing for ease of to fixed arm, as preferably, described gas-entered passageway and outlet passageway are provided with fixing step and described fixed arm are fixed on to this fixedly the first retaining ring on step near one end of the suction port of spool.Between the first retaining ring and spool, can select to interfix by variety of way, such as optional bonding fix, screw thread is fixed or be fixed etc.Between the fixed arm of spool and gas-entered passageway or outlet passageway, except fixing by the way, can also be as required by modes such as interference fit, bonding, screw thread are fixing, fix, also can adopt the mode being wholely set to interfix simultaneously.
When gas blows towards sphenoid surface, for the power of avoiding gas to apply sphenoid surface excessive, cause sphenoid surface malformation, the gas that guarantees another direction is discharged smoothly from go out air cleft, as preferably, between described spool sidewall and the inwall of gas-entered passageway or outlet passageway, be provided with buffer gap, this buffer gap is communicated with the mouth windward of described gas-entered passageway or outlet passageway.When gas blows towards sphenoid surface, gas enters into buffer gap through sphenoid surface, and flow velocity significantly reduces.
In actual course of working, for ease of the processing of gas-entered passageway and outlet passageway with arrange, as preferably, described valve body comprises mounting plate, is fixed on two valve seats on mounting plate, in one of them valve seat, be provided with described gas-entered passageway, in another valve seat, be provided with described outlet passageway.Two valve seats also can interfix by other means, for example, can adopt and be wholely set, or can adopt and by connecting key, interfix etc.
For ease of the processing of single parts, be convenient to the replacing of component simultaneously, as preferably, described mounting plate is provided with two fixed holes; Described valve seat comprise outer wall with the valve rod of outside thread and limited step and with the pressure ring of described valve rod screw-thread fit; In described valve rod, be provided with described gas-entered passageway or outlet passageway, valve rod one end is through described fixed hole, by pressure ring and limited step and mounting plate, interfixes.
Described mounting plate is provided with riveted holes or riveted joint groove.Be convenient to realize in use the fixing of one-way ventilating valve.Also tapped hole or other fixed structures can be set as required.Or also loop fastener structures etc. can be set.
The present invention also provides a kind of air-permeable shoe, to improve the air quality in footwear, improves the travelling comfort that user wears footwear process.
An air-permeable shoe, described air-permeable shoe is provided with the one-way ventilating valve described in above-mentioned arbitrary technological scheme.
One-way ventilating valve can be arranged on any one position of sole or upper of a shoe, as preferably, on the upper of a shoe of the air-permeable shoe that described one-way ventilating valve arranges, avoid rainwater etc. directly to enter into footwear inside, and can to one-way ventilating valve, not cause damage because jamming on power, improve the working life of footwear.
One-way ventilating valve can arrange one or more.Preferred as another kind, described one-way ventilating valve is two, is separately positioned on the upper of a shoe that two footwear arrange in opposite directions.Further prevent that rainwater etc. from entering footwear inside.
One-way ventilating valve of the present invention can be applicable to the use of various occasions, the occasion that is particularly useful for ventilation quality to have relatively high expectations.Such as can be used for, in the footwears such as rain boots, sports shoes, leather shoes, use, also can be used for the occasion that other need one-way ventilating, such as this structure being used on the large-sized objects such as automobile, building.
Compared with prior art, beneficial effect of the present invention is embodied in:
(1) one-way ventilating valve overall structure of the present invention is simple, design is unique, adopts outlet passageway and the gas-entered passageway of giving vent to anger crack structure and arranging separately of special construction, has realized the one-way flow of gas, prevent that inside and outside gas from mixing, and guarantees that live gas constantly enters in a steady stream.
(2) air-permeable shoe provided by the invention, air permeable effect is good, and avoid because air in footwear cannot be discharged, thereby cause foot to be perspired in a large number, and breed bacteria thus, thereby the generation that produces beriberi problem.
(3) air-permeable shoe of the present invention adopts one-way ventilating valve is arranged on to a upper of a shoe side in opposite directions, when avoiding rainwater directly to enter in footwear, has improved the working life of one-way ventilating valve, and has improved air inflow, has improved ventilative quality.
Accompanying drawing explanation
Fig. 1 is one-way ventilating valve plan view of the present invention.
Fig. 2 is the left view of the one-way ventilating valve shown in Fig. 1.
Fig. 3 is the A-A sectional view of the one-way ventilating valve shown in Fig. 1.
Fig. 4 is the amplification assumption diagram of the spool in the one-way ventilating valve shown in Fig. 1.
Fig. 5 is the disassembly diagram of the A-A sectional view shown in Fig. 3.
Fig. 6 is the air-permeable shoe with one-way ventilating valve shown in Fig. 1 of the present invention.
Fig. 7 is the B-B sectional view of air-permeable shoe shown in Fig. 6.
Fig. 8 is the partial enlarged drawing of C part in Fig. 7.
Embodiment
As shown in Fig. 1～5: a kind of one-way ventilating valve, comprise valve body, in valve body, be provided with two independent gas-entered passageway 16 and outlet passageways 17 that arrange, two flexible spools 1 that gas-entered passageway 16 is identical with being provided with opposite direction and structure in outlet passageway 17; Spool 1 is provided with the hollow structure of suction port 2 for one end; Spool 1 the other end outer wall is provided with 3, two sphenoid surface 3 intersections of two sphenoid surface that are oppositely arranged and is provided with the default air cleft 4 that goes out; Spool 1 sidewall and gas-entered passageway 16 or outlet passageway 17 inner wall sealings are fixed.
As shown in Figure 4: spool 1 can be selected multiple elasticity or flexible material, in the present embodiment, spool 1 is quality of rubber materials.Spool 1 outer wall is provided with annular fixed arm 5; Fixed arm 5 is fixed with the inner wall sealing of gas-entered passageway 16 or outlet passageway 17.Between spool 1 and fixed arm 5, be integrated setting, one-step molding manufacturing, can adopt casting technology or extrusion process etc.Fixed arm 5 is arranged on the end of the suction port 2 of spool 1.Gas-entered passageway 16 and outlet passageway 17 are provided with fixing step 6 and fixing step 18 and fixed arm 5 is fixed on to the first retaining ring 7 on fixing step 6 near one end of the suction port 2 of spool 1, the first retaining ring 7 is arranged on fixedly in step 18, can interfix by the modes such as screw, viscose glue or engaging and valve body.Gas-entered passageway 16 and outlet passageway 17 the other ends are provided with the second retaining ring 8, for further spool 1 being fixed in gas-entered passageway 16 or outlet passageway 17.Between the inwall of the sidewall of spool 1 and gas-entered passageway 16 or outlet passageway 17, be provided with buffer gap 9, as shown in Figure 3, buffer gap 9 by the inwall of gas-entered passageway 16 or outlet passageway 17, the outer wall of spool 1 and fixed arm 5 surrounds forms, for the wind blowing towards the seam of giving vent to anger is carried out to buffer deceleration.
Valve seat, except said structure, also can adopt other structures.For example, can adopt directly, at valve seat outer wall, draw-in groove is set, utilize the elasticity of mounting plate self, directly mounting plate be snapped in the draw-in groove of valve seat, not need to arrange separately in addition pressure ring; Or be equivalent to pressure ring and valve seat to be wholely set.
In the present embodiment, valve seat 11, mounting plate 10 can be quality of rubber materials, also metal material etc. as required.
Embodiment 2
As shown in Fig. 6～8, a kind of air-permeable shoe, comprises that the upper of a shoe that 20, two shoes of sole 19 and upper of a shoe arrange is in opposite directions provided with one-way ventilating valve 21, and every shoes arrange one.The structure of one-way ventilating valve 21 is with embodiment 1.During as installed, corresponding mounting hole is set on upper of a shoe 20, by riveted holes or riveted joint groove 14, can realizes the fixing of one-way ventilating valve.
When people walks, can the air pressure in footwear be exerted an influence, when the air pressure in footwear is less than ambient pressure, gas enters in spool 1 from the suction port 2 of the spool 1 in gas-entered passageway 16, under the momentum effect of gas, flexiblely go out air cleft 4 and open, realize entering of gas.When the air pressure in footwear is greater than ambient pressure, gas enters in spool 1 from the suction port 2 of the spool 1 in outlet passageway 17, under the momentum effect of gas, flexiblely goes out air cleft 4 and opens, and realizes the discharge of gas.
When gas is when going out air cleft 4 directions and enter spool 1, due to the active force of gas impulse force to sphenoid surface 3, flexible sphenoid surface 3 is further compressed, force out air cleft 4 to be shut, stop gas further to enter from going out air cleft 4, realized the one-way flow of air-flow.
Claims (10)
1. an one-way ventilating valve, comprise valve body, it is characterized in that, in described valve body, be provided with two independent gas-entered passageway (16) and outlet passageways (17) that arrange, two flexible spools (1) that described gas-entered passageway is identical with being provided with opposite direction and structure in outlet passageway; Described spool (1) is provided with the hollow structure of suction port (2) for one end, and the other end outer wall of spool (1) is provided with two sphenoid surface (3) that are oppositely arranged, and two sphenoid surface (3) intersection is provided with the default air cleft (4) that goes out; Described spool (1) sidewall and gas-entered passageway or outlet passageway inner wall sealing are fixed.
2. one-way ventilating valve according to claim 1, is characterized in that, described spool (1) outer wall is provided with annular fixed arm (5); Described spool (1) is fixed by this fixed arm (5) and the inner wall sealing of gas-entered passageway or outlet passageway.
3. one-way ventilating valve according to claim 2, is characterized in that, described fixed arm (5) is arranged on the end of the suction port (2) of spool (1).
4. one-way ventilating valve according to claim 3, it is characterized in that, described gas-entered passageway and outlet passageway are provided with fixing step (6) and described fixed arm (5) are fixed on to this fixedly the first retaining ring (7) on step (6) near one end of the suction port (2) of spool (1).
5. one-way ventilating valve according to claim 4, is characterized in that, between described spool (1) sidewall and the inwall of gas-entered passageway or outlet passageway, is provided with buffer gap (9), and this buffer gap is communicated with the mouth windward of described gas-entered passageway or outlet passageway.
6. one-way ventilating valve according to claim 1, it is characterized in that, described valve body comprises mounting plate (10), is fixed on two valve seats (11) on mounting plate (10), is provided with described gas-entered passageway in one of them valve seat, is provided with described outlet passageway in another valve seat.
7. one-way ventilating valve according to claim 6, is characterized in that, described mounting plate (10) is provided with two fixed holes (15); Described valve seat (11) comprise outer wall with the valve rod (13) of outside thread (13a) and limited step (13b) and with the pressure ring (12) of described valve rod (13) screw-thread fit; Described valve rod is provided with described gas-entered passageway or outlet passageway in (13), and valve rod (13) one end, through described fixed hole, interfixes with mounting plate (10) by pressure ring (12) and limited step (13b).
8. one-way ventilating valve according to claim 6, is characterized in that, described mounting plate (10) is provided with riveted holes or riveted joint groove (14).
9. an air-permeable shoe, is characterized in that, described air-permeable shoe is provided with the one-way ventilating valve described in the arbitrary claim of claim 1～8.
10. air-permeable shoe according to claim 9, is characterized in that, on the upper of a shoe of the air-permeable shoe that described one-way ventilating valve arranges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310611384.6A CN103711953B (en) | 2013-11-27 | 2013-11-27 | One-way ventilating valve and the air-permeable shoe with this one-way ventilating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310611384.6A CN103711953B (en) | 2013-11-27 | 2013-11-27 | One-way ventilating valve and the air-permeable shoe with this one-way ventilating valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103711953A true CN103711953A (en) | 2014-04-09 |
| CN103711953B CN103711953B (en) | 2016-02-10 |
Family
ID=50405173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310611384.6A Expired - Fee Related CN103711953B (en) | 2013-11-27 | 2013-11-27 | One-way ventilating valve and the air-permeable shoe with this one-way ventilating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103711953B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027333A (en) * | 2017-06-12 | 2018-12-18 | 赣州卡迪瑞贸易有限公司 | Low pressure check valve |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5996250A (en) * | 1994-10-19 | 1999-12-07 | Reed; Rusty A. | Air-cooled shoe having an air exhaust pump |
| CN2385562Y (en) * | 1999-09-06 | 2000-07-05 | 周红年 | Ventilation device in shoes |
| CN2754406Y (en) * | 2004-12-07 | 2006-02-01 | 曾厚明 | Health-care shoes |
| AU2005211519A1 (en) * | 2004-09-20 | 2006-04-06 | Geoffrey Richard Davey | Check valve for footwear |
| CN201071954Y (en) * | 2007-07-11 | 2008-06-11 | 红蜻蜓集团有限公司 | Soundproof combined scavenging air valve for shoe |
| CN201683128U (en) * | 2009-12-01 | 2010-12-29 | 罗华君 | Ventilating shoe |
| CN201967829U (en) * | 2010-09-15 | 2011-09-14 | 陈铭尧 | Air interchanger in shoe |
| CN102389180A (en) * | 2011-11-03 | 2012-03-28 | 北京探路者户外用品股份有限公司 | Waterproof and air-permeable device for shoes |
| CN203670924U (en) * | 2013-11-27 | 2014-06-25 | 台州骐榜工业设计有限公司 | One-way air-permeable valve and air-permeable shoe with one-way air-permeable valve |
-
2013
- 2013-11-27 CN CN201310611384.6A patent/CN103711953B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5996250A (en) * | 1994-10-19 | 1999-12-07 | Reed; Rusty A. | Air-cooled shoe having an air exhaust pump |
| CN2385562Y (en) * | 1999-09-06 | 2000-07-05 | 周红年 | Ventilation device in shoes |
| AU2005211519A1 (en) * | 2004-09-20 | 2006-04-06 | Geoffrey Richard Davey | Check valve for footwear |
| CN2754406Y (en) * | 2004-12-07 | 2006-02-01 | 曾厚明 | Health-care shoes |
| CN201071954Y (en) * | 2007-07-11 | 2008-06-11 | 红蜻蜓集团有限公司 | Soundproof combined scavenging air valve for shoe |
| CN201683128U (en) * | 2009-12-01 | 2010-12-29 | 罗华君 | Ventilating shoe |
| CN201967829U (en) * | 2010-09-15 | 2011-09-14 | 陈铭尧 | Air interchanger in shoe |
| CN102389180A (en) * | 2011-11-03 | 2012-03-28 | 北京探路者户外用品股份有限公司 | Waterproof and air-permeable device for shoes |
| CN203670924U (en) * | 2013-11-27 | 2014-06-25 | 台州骐榜工业设计有限公司 | One-way air-permeable valve and air-permeable shoe with one-way air-permeable valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027333A (en) * | 2017-06-12 | 2018-12-18 | 赣州卡迪瑞贸易有限公司 | Low pressure check valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103711953B (en) | 2016-02-10 |
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