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US20170105473A1 - Check valve plate for shoes - Google Patents

Check valve plate for shoes Download PDF

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Publication number
US20170105473A1
US20170105473A1 US15/127,019 US201515127019A US2017105473A1 US 20170105473 A1 US20170105473 A1 US 20170105473A1 US 201515127019 A US201515127019 A US 201515127019A US 2017105473 A1 US2017105473 A1 US 2017105473A1
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US
United States
Prior art keywords
valve plate
valves
porous valve
shoes
porous
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.)
Abandoned
Application number
US15/127,019
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English (en)
Inventor
Soo Hyun Park
Soo Hwan Park
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GOPASS Co Ltd
Original Assignee
GOPASS Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by GOPASS Co Ltd filed Critical GOPASS Co Ltd
Assigned to GOPASS CO., LTD. reassignment GOPASS CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: PARK, SOO HWAN, PARK, SOO HYUN
Assigned to GOPASS CO., LTD. reassignment GOPASS CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: PARK, SOO HWAN, PARK, SOO HYUN
Publication of US20170105473A1 publication Critical patent/US20170105473A1/en
Abandoned legal-status Critical Current

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Classifications

    • 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
    • A43B7/082—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures the air being expelled to the outside
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B13/00—Soles; Sole-and-heel integral units
    • A43B13/14—Soles; Sole-and-heel integral units characterised by the constructive form
    • A43B13/18—Resilient soles
    • A43B13/20—Pneumatic soles filled with a compressible fluid, e.g. air, gas
    • A43B13/203—Pneumatic soles filled with a compressible fluid, e.g. air, gas provided with a pump or valve
    • 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
    • A43B7/088—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures characterised by the location of the holes in the side of the sole

Definitions

  • the present invention relates to a check valve plate for shoes, and more particularly, to a check valve plate for shoes, which suggests a structure in which valves are formed inside a porous valve plate having a predetermined thickness (t), and the lower portions of the valves do not protrude downwardly from the porous valve plate, such that the thickness of the porous valve plate having the valves formed therein can be minimized, and the porous valve plate can be easily applied to and used in shoes having thin soles, and thus versatility of a product can be guaranteed.
  • t predetermined thickness
  • shoes are means for protecting feet of a person who walks, and are typically manufactured by using leather or synthetic resin which is not breathable. Therefore, air circulation is not well performed in shoes. Accordingly, shoes may have a bad odor due to sweating or moisture and may cause diseases such as athlete's foot or eczema due to the propagation of germs,
  • a typical structure of such air-ventilated shoes includes a pump which is installed inside a shoe sole, for drawing-in or discharging air, and an air suction pipe and an air discharge pipe, to which check valves connected with the pump are attached, and which are installed at the front or back of shoes, such that, when a user lands while walking, air inside the shoes is drawn into the pump through the air suction pipe by the pumping action of an elastic member installed in the pump, and is discharged to the outside through the air discharge pipe.
  • Korean Patent Registration No. 10-1164463 (titled “Shoes Having Air Circulation Function”) (hereinafter, referred to as “prior art”), which was filed by the same applicant as the applicant of the present application on Jul. 12, 2010 and registered on Jul. 4, 2012,
  • shoes having an air circulation device installed therein including: a sole which has a receiving groove formed on the center of the upper surface thereof, and has an air chamber, an air passage, and a passage part formed on the bottom of the receiving groove, for discharging air; an inner cushion which is inserted into the receiving groove of the sole to provide a high cushion force while a user is walking; an inclined adhesion protrusion which is formed along the outer circumference of the receiving groove of the sole and is inclined downwardly from the outside to the inside; a porous valve plate which is stacked on the upper surface of the inner cushion and has the outer circumferential surface of the lower end thereof brought into surface contact with the upper surface of the inclined adhesion protrusion, thereby forming a contraction and restoring space above the inclined adhesion protrusion; a plurality of valves which protrude downwardly from the porous valve plate, and are inserted into holes formed on the inner cushion and are selectively opened/closed according to contraction and restoring of the porous valve plate which is pressed by
  • a hole 4 a is formed to elastically support the porous valve plate 2 and simultaneously to allow the valves 3 to be inserted and fixed therein. Therefore, the thickness of the inner cushion, which supports the valves 3 so as to prevent the valves 3 from being brought into the lower surface of the sole 1 when the porous valve plate 2 is pressed, is inevitably required to increase, and thus, there is a problem that the sole 1 is required to have a large thickness.
  • the present invention has been developed in order to solve the above-mentioned problems, and an object of the present invention is to provide a check valve plate for shoes, which suggests a structure in which valves are formed inside a porous valve plate having a predetermined thickness (t), and the lower portions of the valves do not protrude downwardly from the porous valve plate, such that the thickness of the porous valve plate having the valves formed therein can be minimized, and the porous valve plate can be easily applied to and used in shoes having thin soles, and thus versatility of a product can be guaranteed.
  • t predetermined thickness
  • another object of the present invention is to provide a check valve plate for shoes, which has a structure in which valves are not exposed under a porous valve plate, such that, even when an inner cushion for elastically supporting the porous valve plate has a small thickness, the valves can be prevented from being brought into contact with a sole as the porous valve plate is pressed and an opening/closing part can be stably prevented from being opened, and thus the porous valve plate can be easily applied to thin soles and versatility of a product can be guaranteed.
  • another object of the present invention is to provide a check valve plate for shoes, which absorbs and removes an external force transferred to valves at tension grooves so as to prevent the valves formed in a porous valve plate from having their shapes deformed by the influence of the external force even when the porous valve plate is exposed to the external force and has its shape deformed, such that the valves can be guided to stably perform an opening/closing function.
  • a check valve plate for shoes includes: a porous valve plate which is stacked on the upper surface of a shoe sole having receiving grooves formed therein, and thereby closes the receiving grooves, and which has elasticity; and a plurality of valves which are formed inside the porous valve plate and are selectively opened/closed according to air pressure, and are formed so as not to deviate from a thickness (t) of the porous valve plate.
  • the valves may be formed inside the porous valve plate having the predetermined thickness (t), and the lower portions of the valves may not protrude downwardly from the porous valve plate 10 , such that the thickness of the porous valve plate having the valves formed therein can be minimized and the porous valve plate can be easily applied to and used in shoes of soles having a small thickness.
  • the check valve plate for shoes may include: first annular tension grooves which are formed to be spaced apart from the circumferences of the valves toward the outside on the upper surface of the porous valve plate; second annular tension grooves which are formed to be spaced apart from the first tension grooves toward the outside on the lower surface of the porous valve plate; and annular locking protrusions which extend downwardly from the lower portion of the porous valve plate having the valves formed therein.
  • the external force transmitted to the valves may be absorbed and removed by the tension grooves, such that the valves formed in the porous valve plate are prevented from having their shapes deformed by the external force.
  • the check valve plate for shoes may further include shape deformation prevention grooves which are formed along the outer circumference of the porous valve plate, and are formed on the upper surfaces of the circumferences of the valves.
  • the check valve plate for shoes suggests the structure in which the valves are formed inside the porous valve plate having the predetermined thickness (t), and the lower portions of the valves do not protrude downwardly from the porous valve plate, such that the thickness of the porous valve plate having the valves formed therein can be minimized, and the porous valve plate can be easily applied to and used in shoes having thin soles, and thus versatility of a product can be guaranteed.
  • the check valve plate for shoes absorbs and removes an external force transferred to the valves at the tension grooves so as to prevent the valves formed in the porous valve plate from having their shapes deformed by the influence of the external force even when the porous valve plate is exposed to the external force and has its shape deformed, such that the valves can stably perform an opening/closing function.
  • valves are not exposed under the porous valve plate, such that, even when an inner cushion for elastically supporting the porous valve plate has a small thickness, the valves can be prevented from being brought into contact with the sole as the porous valve plate is pressed and the opening/closing part can be stably prevented from being opened, and thus the porous valve plate can be easily applied to thin soles and versatility of a product can be guaranteed.
  • FIG. 1 is a cross section view of main parts of shoes having an air circulation function, which are disclosed in an application pre-filed by the same applicant as the applicant of the present application;
  • FIG. 2 is a perspective view of a check valve plate for shoes according to an exemplary embodiment of the present invention
  • FIG. 3 is a use state view of the check valve plate for shoes shown in FIG. 2 .
  • a check valve plate for shoes includes: a porous valve plate which is stacked on the upper surface of a shoe sole having receiving grooves therein and thereby closes the receiving grooves, and which has elasticity; and a plurality of valves which are formed inside the porous valve plate and are selectively opened/closed according to air pressure, and which are formed so as not to deviate from the thickness (t) of the porous valve plate.
  • FIGS. 2 and 3 illustrate a check valve plate for shoes according to an exemplary embodiment of the present invention.
  • FIG. 2 illustrates a perspective view of the check valve plate for shoes according to an exemplary embodiment of the present invention
  • FIG. 3 illustrates use state views of the check valve plate for shoes shown in FIG. 2 .
  • the check valve plate 100 for shoes includes a porous valve plate 10 and a valve 20 .
  • the porous valve plate 10 may be stacked on the upper surface of a shoe sole 1 having receiving grooves 1 a therein by bonding, and thereby close the receiving grooves 1 a, and may be made of material having predetermined elasticity so as to be easy to contract and expand.
  • a passage part 5 may be formed in the periphery of the sole 1 to fluidly communicate with the receiving grooves 1 a and discharge air inside the shoes to the outside, and a typical check valve 6 for shoes may be installed at the end of the passage part 5 so as to easily discharge air flowing into the passage part 5 through the receiving grooves 1 a to the outside, and so as to prevent external air from flowing back into the passage part 5 .
  • the porous valve plate 10 when the porous valve plate 10 is pressed by the weight of a wearer while the wearer is walking, the porous valve plate 10 expands downwardly (is pressed) to be brought into close contact with the receiving grooves 1 a of the sole 1 , and contracts the inner spaces of the receiving grooves 1 a, as shown in FIG. 3A .
  • the porous valve plate 10 When the press is removed as shown in FIG. 3B , the porous valve plate 10 is restored and acts so as to expand and restore the inner spaces of the receiving grooves 1 a.
  • the check valve plate for shoes may further include shape deformation prevention grooves 40 which are formed along the outer circumference of the porous valve plate 10 , and are formed on the upper surface of the porous valve plate 10 along the outer circumferences of the valves 20 , which are formed in the porous valve plate 10 as will be described below.
  • the shape deformation prevention grooves 40 compensate for contraction and expansion of the porous vale plate 10 , which may occur during the process of fixing the porous valve plate 10 to the sole 1 and a midsole 7 by bonding, such that the valves 20 can be prevented from being widened and opened as the porous valve plate 10 is expanded and stretched, or a problem which may hinder the valves 20 formed in the porous valve plate 10 from being smoothly opened as the porous valve plate 10 contracts can be prevented in advance.
  • the valves 20 are formed inside the porous valve plate 10 in plural number, and are selectively opened/closed according to air pressure and are formed so as not to deviate from the thickness (t) of the porous valve plate 10 .
  • the valves 20 are formed inside the porous valve plate 10 having a predetermined thickness (t), and the lower portions of the valves 20 do not protrude downwardly from the porous valve plate 10 . Therefore, compared to the thickness (T) of the porous valve plate 2 including the valves 3 in Korean Patent Registration No. 10-1164463 (titled “Shoes Having Air Circulation Function”), which was developed by the same applicant as the applicant of the present application, the thickness (t) of the porous valve plate 10 including the valves 20 can be greatly reduced, such that the check valve plate 100 for shoes of the present invention can be easily applied to and implemented in shoes having thin soles, and versatility of a product can be guaranteed.
  • each of the valves 20 has predetermined elasticity and is formed in a hemispherical shape to have an upper end opened and have an empty space therein, and one or more opening/closing parts 21 are formed on the side surface of the valve 20 by cutting.
  • the check valve plate 100 for shoes of the present invention which includes the porous valve plate and the valve as described above, may be installed on the sole of the shoe.
  • the porous valve plate 10 When a wearer walks, the porous valve plate 10 is pressed downwardly.
  • the receiving grooves 1 a of the sole 1 are contracted and air pressure is generated therein as shown in FIG. 3A .
  • the opening/closing part 21 of each of the valves 20 is pressed by the air pressure and is closed. Accordingly, the air in the receiving grooves 1 a flows into the check valve 6 through the passage part 6 , and is discharged to the outside.
  • the receiving grooves 1 a of the sole 1 expands.
  • external air flows into the shoes due to an air suction force, which is generated in the process of expanding the receiving grooves 1 a, and flows to the upper portions of the valves 20 and flows into the receiving grooves 1 a through the opening/closing parts 21 of the valves 20 .
  • the opening/closing part 21 of each of the valves 20 is naturally widened and opened by the inflow of air pressure, such that air flows into the receiving grooves 1 a.
  • the porous valve plate 10 may further include: a first annular tension groove 31 which is formed to be spaced apart from the circumference of each of the valves 20 toward the outside on the upper surface of the porous valve plate 10 ; and a second annular tension groove 32 which is formed to be spaced apart from the first tension groove 31 toward the outside on the lower surface of the porous valve plate 10 . Therefore, the valves 20 are configured in the form of typical bellows.
  • the porous valve plate 10 is continuously pressed by the weight of a wearer while the wearer is walking.
  • a pressing force is transferred to the valves 20 formed in the porous valve plate 10 , and the opening/closing part 21 of each of the valves 20 has its shape deformed and is opened, air is not smoothly circulated in the shoes.
  • the tension grooves 31 and 32 formed on the outside of the valves 20 in the form of typical bellows receive the transferred force, and are induced to have their shapes deformed, such that the force transferred to the tension grooves 31 and 32 is naturally removed and thus the valves 20 is not influenced by the external force.
  • the check valve plate 100 may further include annular locking protrusions 33 which are formed on the lower portion of the porous valve plate 10 in which the valves 20 are formed, for being inserted into holes 4 a of the inner cushion 4 .
  • the locking protrusions 33 guide the valves 20 to be securely fixed in place to fluidly communicate with the holes 4 a of the inner cushion 4 during the process in which the porous valve plate 10 expands and is restored, and, as shown in FIG. 3A , the locking protrusions 33 guide external air to flow into the holes 4 a of the inner cushion 4 through the valves 20 and to be stably transferred to the receiving grooves 1 a of the sole 1 .
  • the locking protrusions 33 support the valves 20 and guide to prevent the opening/closing part 21 of each of the valves 20 from having its shape deformed and being opened.
  • Korean Patent Registration No. 10-1164463 titled “Shoes Having Air Circulation Function” developed before by the same applicant as the applicant of the present application
  • the inner cushion 4 for supporting the porous valve plate 2 is manufactured to have a large thickness in order to prevent the valves 3 protruding downwardly from the porous valve plate 2 from being brought into contact with the sole 1 .
  • the valves 20 do not protrude downwardly from the porous valve plate 10 , such that the check valve plate 100 can be manufactured to have a small thickness and can be easily applied to shoes having thin soles.
  • the check valve plate 100 for shoes of the present invention configured as described above suggests the structure in which the valves 20 are formed inside the porous valve plate 10 having the predetermined thickness (t), and the lower portions of the valves 20 do not protrude downwardly from the porous valve plate 10 , such that the thickness of the porous valve plate 10 having the valves 20 formed therein can be minimized, and the constitution (feature) of the check valve plate 100 for shoes of the present invention can be easily applied to and used in shoes having thin soles, and thus versatility of a product can be guaranteed.
  • the check valve plate 100 for shoes has the structure in which the valves 20 are not exposed under the porous valve plate 10 , such that, even when the inner cushion 40 for elastically supporting the porous valve plate 10 is formed to have a small thickness, the valves 20 can be prevented from being brought into contact with the sole 1 as the porous valve plate 10 is pressed, and the opening/closing part 21 can be stably prevented from being opened, and thus the check valve plate 100 can be easily applied to shoes having thin soles and versatility of a product can be guaranteed.
  • the check valve plate 100 for shoes absorbs and removes an external force transferred to the valves 20 at the tension grooves 31 and 32 , which are formed in the form of bellows, so as to prevent the valves 20 formed in the porous valve plate 10 from having their shapes deformed by the influence of the external force even when the porous valve plate 10 is exposed to the external force and has its shape deformed, such that the valves 20 are guided to stably perform an opening/closing function.
  • the check valve plate 100 for shoes having the above-described constitution according to an exemplary embodiment of the present invention is installed on the shoe sole 1 and continuously circulates air as follows.
  • the inner spaces of the receiving grooves 1 a of the sole 1 expand, and external air flows into the shoes due to an air suction force, which is generated during the process in which the inner spaces of the receiving grooves 1 a expand, flows to the upper portions of the valves 20 , and then flows into the receiving grooves 1 a through the opening/closing parts 21 of the valves 20 .
  • the opening/closing parts 21 of the valves 20 are naturally widened and opened by the inflow of air pressure, such that the air flows into the receiving grooves 1 a.
  • the porous valve plate 10 is continuously expanded and restored by the weight of the walker during the walk, and air in the shoes is discharged to the outside and external air flows into the shoes as much as discharged air, such that ventilation can be smoothly performed in the shoes.

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  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
US15/127,019 2014-03-19 2015-03-18 Check valve plate for shoes Abandoned US20170105473A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR10-2014-0031912 2014-03-19
KR1020140031912A KR101561300B1 (ko) 2014-03-19 2014-03-19 신발용 체크 밸브판
PCT/KR2015/002625 WO2015142052A1 (ko) 2014-03-19 2015-03-18 신발용 체크 밸브판

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US20170105473A1 true US20170105473A1 (en) 2017-04-20

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US15/127,019 Abandoned US20170105473A1 (en) 2014-03-19 2015-03-18 Check valve plate for shoes

Country Status (7)

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US (1) US20170105473A1 (zh)
KR (1) KR101561300B1 (zh)
CN (1) CN106132230B (zh)
MX (1) MX2016012002A (zh)
RU (1) RU2645211C1 (zh)
TW (1) TWI656851B (zh)
WO (1) WO2015142052A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109691740A (zh) * 2017-10-24 2019-04-30 （株）京道商社 通风鞋底

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KR101900496B1 (ko) 2016-06-20 2018-10-23 고패스 주식회사 통풍수단이 구비된 신발의 사출식 제조방법
KR101873916B1 (ko) * 2016-11-17 2018-08-02 조영찬 통기성과 큐숀이 포함된 일체형 중창
CN108626304B (zh) * 2017-03-15 2020-12-01 德晃有限公司 可调压囊体装置
KR102087924B1 (ko) * 2019-07-10 2020-03-12 임옥순 장화

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US5619809A (en) * 1995-09-20 1997-04-15 Sessa; Raymond Shoe sole with air circulation system
US6751890B1 (en) * 2003-01-22 2004-06-22 Mao-Cheng Tsai Structure of ventilated shoe bottom
US7316081B1 (en) * 2004-08-02 2008-01-08 Kan Cheng Air circulating shoe pad
US7712229B2 (en) * 2007-02-07 2010-05-11 Hee Woon Yang Air-circulating shock absorbing shoes
US7721466B2 (en) * 2007-04-02 2010-05-25 Cing-Yang Guo Shoe sole and insole structure
WO2012008636A1 (ko) * 2010-07-12 2012-01-19 Park Soo-Hyun 공기순환기능을 가지는 신발
US20120124861A1 (en) * 2009-10-06 2012-05-24 BIBO S.p.a Shoe sole that allows breathability of the foot
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US5619809A (en) * 1995-09-20 1997-04-15 Sessa; Raymond Shoe sole with air circulation system
US6751890B1 (en) * 2003-01-22 2004-06-22 Mao-Cheng Tsai Structure of ventilated shoe bottom
US7316081B1 (en) * 2004-08-02 2008-01-08 Kan Cheng Air circulating shoe pad
US7712229B2 (en) * 2007-02-07 2010-05-11 Hee Woon Yang Air-circulating shock absorbing shoes
US7721466B2 (en) * 2007-04-02 2010-05-25 Cing-Yang Guo Shoe sole and insole structure
US20120124861A1 (en) * 2009-10-06 2012-05-24 BIBO S.p.a Shoe sole that allows breathability of the foot
US8375601B2 (en) * 2009-12-14 2013-02-19 C. & J. Clark America, Inc. Footwear with air cavities
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Publication number Priority date Publication date Assignee Title
CN109691740A (zh) * 2017-10-24 2019-04-30 （株）京道商社 通风鞋底

Also Published As

Publication number Publication date
CN106132230A (zh) 2016-11-16
WO2015142052A1 (ko) 2015-09-24
TWI656851B (zh) 2019-04-21
TW201540213A (zh) 2015-11-01
KR101561300B1 (ko) 2015-10-19
RU2645211C1 (ru) 2018-02-16
CN106132230B (zh) 2018-01-09
MX2016012002A (es) 2017-02-02
KR20150109016A (ko) 2015-10-01

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