WO2009110710A2 - 바퀴 조립체 및 이를 포함하는 바퀴 장착형 신발 - Google Patents
바퀴 조립체 및 이를 포함하는 바퀴 장착형 신발 Download PDFInfo
- Publication number
- WO2009110710A2 WO2009110710A2 PCT/KR2009/001001 KR2009001001W WO2009110710A2 WO 2009110710 A2 WO2009110710 A2 WO 2009110710A2 KR 2009001001 W KR2009001001 W KR 2009001001W WO 2009110710 A2 WO2009110710 A2 WO 2009110710A2
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- WO
- WIPO (PCT)
- Prior art keywords
- wheel
- support
- wheel support
- shaft member
- uneven
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B5/00—Footwear for sporting purposes
- A43B5/16—Skating boots
- A43B5/1633—Multipurpose skate boots
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B5/00—Footwear for sporting purposes
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
- A63C17/00—Roller skates; Skate-boards
- A63C17/008—Roller skates; Skate-boards with retractable wheel, i.e. movable relative to the chassis out of contact from surface
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
- A63C17/00—Roller skates; Skate-boards
- A63C17/20—Roller skates; Skate-boards with fixable wheels permitting the skates to be used for walking
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
- A63C17/00—Roller skates; Skate-boards
- A63C17/04—Roller skates; Skate-boards with wheels arranged otherwise than in two pairs
- A63C17/06—Roller skates; Skate-boards with wheels arranged otherwise than in two pairs single-track type
Definitions
- the third recessed portion is formed to penetrate the base block, and the positioning portion slides along the fourth recessed portion formed in the wheel support portion and the third recessed portion.
- a rod member capable of being disposed so as to be in contact with the protrusion, and a second elastic member that elastically pressurizes the rod member in a direction of pushing the protrusion from the third recessed portion, When positioned in the second position, the other end of the rod member is coupled to the fourth recessed portion while the rod member is pushed in a direction opposite to the direction in which the second elastic member is elastically pressed.
- the positioning unit includes a shaft member rotatable about the first axis, a first uneven portion provided at one end of the shaft member, and the wheel support unit. And a second uneven portion provided at one end and engaged with the first uneven portion, and rotating the shaft member about the first axis in a state where the first uneven portion and the second uneven portion are engaged with each other, thereby causing the wheel to rotate.
- the support rotates between the first position and the second position.
- the wheel-mounted shoes comprising a wheel assembly according to the present invention to achieve the above object, the outer shell for receiving the wearer's foot; A sole coupled to the bottom of the shell and in contact with the ground; And the wheel assembly installed to be pulled in or pulled out from the inner space provided in the sole.
- the wheel support is firmly fixed at each position where the wheel is drawn into or withdrawn from the inner space, a safety accident is prevented by preventing the wheel from being pulled in or pulled out due to an undesired malfunction of the wheel support.
- FIG. 3 is an exploded perspective view of the wheel assembly shown in FIG.
- FIG. 6 is a cross-sectional view taken along the line VI-VI of FIG. 1,
- FIG. 7 is a cross-sectional view taken along line VII-VII of FIG. 1.
- FIG. 8 is a perspective view of the base block, the wheel support and the shaft member of the wheel assembly according to another embodiment of the present invention.
- FIG. 10 is a cross-sectional view when the wheel assembly of FIG. 8 is located between a first position and a second position.
- the wheel-mounted shoe 100 is installed such that the wheel 123 can be drawn into or drawn out from the inner space 151 of the sole 170. And includes outer shell 160, sole 170, housing 150, and wheel assembly.
- the sheath 160 accommodates a shoe wearer's foot and the sole 170 is coupled to the bottom of the sheath 160 and contacts the ground while the shoe wearer walks.
- the housing 150 is coupled to the sole 170 and includes an inner space 151 for accommodating a wheel assembly to be described later.
- the inner space 151 may be an inner space provided in the housing 150 as in the present embodiment, or may be an inner space directly formed in the sole 170 in the absence of the housing.
- the wheel assembly is configured to be drawn into the inner space 151 formed in the housing 150 so that the wheel 123 can be drawn into or drawn out from the inner space 151, the base block 110. ), Wheel support, and positioning unit.
- the base block 110 is to support the rotating wheel support, it is fixed to the inner space 151 of the housing 150.
- the wheel support part supports the wheel 123, and the first position (the position shown in FIG. 2) where the wheel 123 is drawn into the inner space 151 and the wheel 123 are drawn out from the inner space 151. It is rotatable between the second position (the position shown in FIG. 1), and includes a first support member 121 and a second support member 122.
- first support member 121 is coupled to the base block 110 so as to be rotatable with respect to the base block 110 about the first axis a1, and the other end thereof is the second support member 122. Is coupled to.
- first axis a1 is disposed to penetrate the base block 110.
- One end of the second support member 122 may be rotatable with respect to the first support member 121 about the second axis a2 crossing the first axis a1. It is coupled to the other end of the wheel 123 is rotatably coupled to the other end.
- the second support member 122 is provided with a cam portion 124 having a protruding shape, and the base block 110 has a cam follower portion having a “b” shape in which an intermediate portion is bent at an angle of about 90 degrees.
- 111 is provided.
- the first support member 121 is rotated with respect to the base block 110 while the cam portion 124 is inserted into the cam follower portion 111.
- the first support member 121 is in a first position (as shown in FIG. 2).
- the member 121 is rotated.
- the wheel 123 and the second support member 122 are disposed to be able to travel in the walking direction of the shoe wearer, but the first support member 121 and the second support member 122 are disposed in the second position.
- the second support member 122 may be accommodated in the inner space 151 with the wheel 123 lying down horizontally. It rotates with respect to the 1st support member 121. FIG. Therefore, there is an effect that can reduce the inner space 151 accommodated wheel support.
- the second depression 134 is a circular depression provided on one side of the base block 110, and the position corresponding to the first depression 133 when the wheel support is located at the first position, that is, the first depression It is formed at a position arranged concentrically with the depression 133.
- the third recess 135 is also a circular recess provided on one side of the base block 110, and is spaced apart from the second recess 134 in the arc direction about the first axis a1.
- the third recessed part 135 is formed at a position corresponding to the first recessed part 133 when the wheel support part is located at the second position, that is, a position which is disposed concentrically with the first recessed part 133.
- the third recess 135 may be formed to penetrate the base block 110.
- the fourth recess 136 is formed at the other side of the first support member 121, and the other end of the rod member 137 to be described later when the wheel support is positioned at the second position is the fourth recess 136. It is inserted inside.
- the rod member 137 is a rod-shaped member slidably disposed along the third recessed portion 135. One end of the rod member 137 is in contact with the protrusion 132 as the protrusion 132 is inserted into the third recess 135 when the wheel support is located in the second position. A hollow ring member 139 is fitted to the opposite side of the third recessed portion 135 from which the protrusion 132 is inserted, and the other end of the rod member 137 is disposed to penetrate the ring member 139. .
- the second elastic member 138 is coupled to the rod member 137 so as to be disposed concentrically with the rod member 137.
- a spring member is used as the second elastic member 138.
- One end of the second elastic member 138 is supported by the rod member 137, and the other end of the second elastic member 138 is supported by the ring member 139. Accordingly, the second elastic member 138 elastically presses the rod member 137 in the direction in which the protrusion 132 is pushed out of the third recess 135.
- the protrusion 132 penetrates through the first recess 133. An end portion of the protrusion 132 exposed from the first recess 133 is inserted into the second recess 134. Accordingly, the first support member 121 is fixed to the first position while being prevented from rotating relative to the base block 110.
- the protrusion 132 penetrates through the first recess 133.
- the end of the protrusion 132 exposed from the first recess 133 is inserted into the third recess 135 so that the first support member 121 is prevented from rotating relative to the base block 110. It is fixed in position.
- the protrusion 132 is inserted into the third recess 135 to push the one end of the rod member 137 and the other end of the rod member 137 as the rod member 137 slides in the "A" direction. It is inserted into the four depressions 136.
- the first support member 121 and the base block 110 are coupled by the protrusion 132, and the first support member 121 and the base block 110 are coupled by the rod member 137.
- the force for fixing the first support member 121 in the second position is increased.
- the first support member 121 is positioned at one position between the first position and the second position.
- a force is applied to the shaft member 131 in the direction B from which the protrusion 132 exits from the third depression 134.
- the shaft member 131 is slid along the first axis a1
- the protrusion 132 exits from the third recess 134, but remains inserted into the first recess 133.
- the rod member 137 which has been in contact with the protrusion 132 is slid in the "B" direction by the elastic pressing force of the second elastic member 138.
- the other end of the rod member 137 is released from the fourth recessed portion 136. Since the protruding portion 132 has escaped from the third recessed portion 134 but maintains the inserted state in the first recessed portion 133, when the shaft member 131 is rotated about the first axis a1, the first recessed portion 132 is rotated. The first support member 121 is rotated between the first position and the second position with respect to the base block 110 about the axis a1.
- the wheel assembly according to the present embodiment configured as described above and the wheel-mounted shoe including the same securely position the wheel at each position where the wheel is introduced into or drawn out from the interior space even when an impact is applied from the outside. Since it is possible to prevent the wheel from being pulled in or pulled out due to unwanted malfunctions, it is possible to obtain an effect of preventing a safety accident.
- the first support member and the base block are coupled by the protrusion and the first support member and the base block are coupled by the rod member.
- the coupling force to fix the position of the wheel support is increased. Therefore, the wheels are not shaken while traveling, and the effect of improving the running performance of the wheels can be obtained.
- the base block 210 of the present embodiment is the base block 110 of FIG. 3, and the first support member 221 of the present embodiment is the first support member 121 of FIG. 3.
- the example shaft member 231 corresponds to the shaft member 131 of FIG.
- the positioning portion of this embodiment is the shaft member 231, the first uneven portion 232, the second uneven portion 241, the uneven member 234, the third uneven portion 236, the fourth uneven The part 242 and the first elastic member 240 is included.
- the uneven member 234 has a through hole formed in a central portion thereof in the direction of the first axis a1, and the shaft member 231 is inserted into the through hole.
- the outer circumferential surface of the uneven member 234 is formed with an uneven portion engaged with the third uneven portion 236 to be described later.
- the third uneven portion 236 is formed through the base block 210, the third uneven portion 236 is always engaged with the uneven portion formed on the outer peripheral surface of the uneven member 234 and the first uneven portion 232 ) Is optionally interlocked.
- the fourth uneven portion 242 is provided on the opposite side of the other end portion of the first support member 221, that is, the portion where the second uneven portion 241 is formed and is selectively engaged with the uneven member 234.
- the first elastic member 240 is coupled to the shaft member 231 so as to be disposed concentrically with the shaft member 231.
- a spring member is used as the first elastic member 240.
- One end of the first elastic member 240 is supported by the housing 150, and the other end of the first elastic member 240 is supported by the other end of the shaft member 231.
- the first uneven portion 232 includes the second uneven portion 241 and the third uneven portion 236.
- the uneven member 234 is engaged with the fourth uneven portion 242, whereby the first support member 221 is fixed to the base block 210 without being rotated anymore.
- the protrusion is formed in the shaft member, the first recess is formed to penetrate one end of the first support member, on the contrary, the protrusion is formed in the first support member, and the first recess is formed in the shaft. It may be formed to penetrate one end of the member.
- the wheel support is firmly fixed at each position where the wheel is drawn into or withdrawn from the inner space, thereby preventing the wheel from being pulled out or withdrawn due to an undesired malfunction of the wheel support. This can prevent safety accidents.
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
- Holders For Apparel And Elements Relating To Apparel (AREA)
- Rolling Contact Bearings (AREA)
Abstract
Description
Claims (10)
- 바퀴가 내부공간으로 인입 또는 그 내부공간으로부터 인출되도록 설치되는 바퀴 조립체에 있어서,상기 내부공간에 고정되는 베이스 블록;상기 바퀴가 회전 가능하게 결합되며, 제1축선을 중심으로 하여 상기 베이스 블록에 대해 회동 가능하게 설치되어 상기 바퀴가 상기 내부공간으로 인입되는 제1위치 및 상기 바퀴가 상기 내부공간으로부터 인출되는 제2위치 사이에서 회동하는 바퀴 지지부; 및상기 바퀴 지지부를 상기 제1위치와 상기 제2위치 사이에서 회동 가능하게 하며, 상기 바퀴 지지부가 상기 제1위치 또는 상기 제2위치에 위치할 때 상기 바퀴 지지부가 상기 베이스 블록에 대해 회동하는 것을 방지하고자 상기 바퀴 지지부를 위치고정시키기 위한 위치 결정부;를 포함하는 것을 특징으로 하는 바퀴 조립체.
- 제1항에 있어서,상기 위치 결정부는, 상기 제1축선을 중심으로 회전 가능한 축부재와, 상기 축부재 및 상기 바퀴 지지부 중 어느 하나에 마련되는 돌출부와, 상기 축부재 및 상기 바퀴 지지부 중 다른 하나에 마련되며 상기 돌출부에 결합되는 제1함몰부를 포함하며,상기 돌출부와 상기 제1함몰부가 결합된 상태에서 상기 축부재를 상기 제1축선을 중심으로 회전시킴으로써, 상기 바퀴 지지부가 상기 제1위치와 상기 제2위치 사이에서 회동하는 것을 특징으로 하는 바퀴 조립체.
- 제2항에 있어서,상기 축부재는 상기 제1축선을 따라 이동 가능하며, 상기 제1함몰부는 상기 바퀴 지지부를 관통하도록 형성되며, 상기 돌출부는 상기 바퀴 지지부 측으로 연장되어 상기 제1함몰부의 관통 깊이보다 더 길게 형성되며,상기 위치 결정부는, 상기 베이스 블록에 마련되며 상기 바퀴 지지부가 상기 제1위치에 위치할 때 상기 제1함몰부와 대응하는 위치에 형성되는 제2함몰부와, 상기 제1축선을 중심으로 원호 방향으로 상기 제2함몰부로부터 이격되게 상기 베이스 블록에 마련되며 상기 바퀴 지지부가 상기 제2위치에 위치할 때 상기 제1함몰부와 대응하는 위치에 형성되는 제3함몰부를 더 포함하며,상기 바퀴 지지부가 상기 제1위치에 위치할 때는 상기 돌출부가 상기 제1함몰부 및 상기 제2함몰부에 결합되고, 상기 바퀴 지지부가 상기 제2위치에 위치할 때는 상기 돌출부가 상기 제1함몰부 및 상기 제3함몰부에 결합됨으로써, 상기 바퀴 지지부가 위치고정되는 것을 특징으로 하는 바퀴 조립체.
- 제3항에 있어서,상기 축부재에 끼워져 상기 축부재와 동심적으로 배치되며, 상기 돌출부가 상기 제2함몰부 또는 상기 제3함몰부에 결합되는 방향으로 상기 축부재를 탄성가압하는 제1탄성부재를 더 포함하는 것을 특징으로 하는 바퀴 조립체.
- 제3항에 있어서,상기 제3함몰부는 상기 베이스 블록을 관통하도록 형성되며,상기 위치 결정부는, 상기 바퀴 지지부에 형성된 제4함몰부와, 상기 제3함몰부를 따라 슬라이딩 가능하게 배치되며 그 일단부는 상기 돌출부와 접촉 가능한 봉부재와, 상기 돌출부를 상기 제3함몰부로부터 밀어내는 방향으로 상기 봉부재를 탄성가압하는 제2탄성부재를 더 포함하며,상기 바퀴 지지부가 상기 제2위치에 위치할 때, 상기 제2탄성부재의 탄성가압하는 방향과 반대방향으로 상기 봉부재가 밀리면서 상기 봉부재의 타단부가 상기 제4함몰부에 결합되는 것을 특징으로 하는 바퀴 조립체.
- 제1항에 있어서,상기 위치 결정부는, 상기 제1축선을 중심으로 회전 가능한 축부재와, 상기 축부재의 일단부에 마련되는 제1요철부와, 상기 바퀴 지지부의 일단부에 마련되며 상기 제1요철부에 맞물리는 제2요철부를 포함하며,상기 제1요철부와 상기 제2요철부가 맞물린 상태에서 상기 축부재를 상기 제1축선을 중심으로 회전시킴으로써, 상기 바퀴 지지부가 상기 제1위치와 상기 제2위치 사이에서 회동하는 것을 특징으로 하는 바퀴 조립체.
- 제6항에 있어서,상기 축부재는 상기 제1축선 방향을 따라 이동 가능하며,상기 위치 결정부는, 상기 제1축선 방향으로 상기 축부재가 삽입되는 관통공이 마련되고 외주면에 요철부가 형성된 요철부재와, 상기 베이스 블록에 형성되며 상기 요철부재에 항상 맞물리고 상기 제1요철부에 선택적으로 맞물리는 제3요철부와, 상기 바퀴 지지부의 타단부에 마련되며 상기 요철부재에 선택적으로 맞물리는 제4요철부를 더 포함하며,상기 바퀴 지지부가 상기 제1위치 또는 제2위치에 위치할 때는, 상기 제1요철부는 상기 제2요철부 및 상기 제3요철부에 맞물리고 상기 요철부재는 상기 제4요철부에 맞물림으로써 상기 바퀴 지지부가 위치고정되고,상기 바퀴 지지부가 상기 제1위치와 상기 제2위치 사이에서 회동할 때는, 상기 제1요철부는 상기 제3요철부와의 맞물림이 해제되고 상기 요철부재는 상기 제4요철부와의 맞물림이 해제됨으로써 상기 바퀴 지지부가 회동가능한 것을 특징으로 하는 바퀴 조립체.
- 제7항에 있어서,상기 축부재에 끼워져 상기 축부재와 동심적으로 배치되며, 상기 제1요철부가 상기 제3요철부에 맞물리는 방향으로 상기 축부재를 탄성가압하는 제1탄성부재를 더 포함하는 것을 특징으로 하는 바퀴 조립체.
- 제1항에 있어서,상기 바퀴 지지부는, 상기 제1축선을 중심으로 상기 베이스 블록에 대해 회동 가능한 제1지지부재와, 일단부는 상기 제1축선과 교차하는 제2축선을 중심으로 하여 상기 제1지지부재에 대해 회동 가능하게 결합되며 타단부에는 상기 바퀴가 회전 가능하게 결합되는 제2지지부재를 포함하며,상기 제1지지부재가 상기 제1위치와 상기 제2위치 사이에서 회동하는 동안, 상기 제2지지부재는 상기 제2축선을 중심으로 상기 제1지지부재에 대해 회동하는 것을 특징으로 하는 바퀴 조립체.
- 착용자의 발을 수용하는 외피;상기 외피의 하부에 결합되며 지면과 접촉하는 밑창; 및상기 밑창에 마련된 내부공간에 인입 또는 상기 내부공간으로부터 인출 가능하게 설치되며, 제1항 내지 제9항 중 어느 한 항에 기재된 바퀴 조립체;를 포함하는 바퀴 장착형 신발.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009801138656A CN102014680A (zh) | 2008-03-04 | 2009-03-02 | 滚轮组合件及包括该装置的轮鞋 |
US12/920,531 US20110025002A1 (en) | 2008-03-04 | 2009-03-02 | Wheel Assembly and Wheeled Shoes having the Same |
JP2010549562A JP2011512984A (ja) | 2008-03-04 | 2009-03-02 | 車輪組立体及びこれを含む車輪装着型靴 |
EP09717049A EP2250915A2 (en) | 2008-03-04 | 2009-03-02 | Wheel assembly and wheeled shoes having the same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR1020080020149A KR20090095067A (ko) | 2008-03-04 | 2008-03-04 | 바퀴 조립체 및 이를 포함하는 신발 |
KR10-2008-0020149 | 2008-03-04 |
Publications (2)
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WO2009110710A2 true WO2009110710A2 (ko) | 2009-09-11 |
WO2009110710A3 WO2009110710A3 (ko) | 2009-10-29 |
Family
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PCT/KR2009/001001 WO2009110710A2 (ko) | 2008-03-04 | 2009-03-02 | 바퀴 조립체 및 이를 포함하는 바퀴 장착형 신발 |
Country Status (7)
Country | Link |
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US (1) | US20110025002A1 (ko) |
EP (1) | EP2250915A2 (ko) |
JP (1) | JP2011512984A (ko) |
KR (1) | KR20090095067A (ko) |
CN (1) | CN102014680A (ko) |
TW (1) | TW200946179A (ko) |
WO (1) | WO2009110710A2 (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US9630084B2 (en) * | 2015-02-27 | 2017-04-25 | Vladimir Yurkin | Inline skate sneaker |
CN105854272B (zh) * | 2016-06-01 | 2017-12-01 | 四川保特尼机械设备制造有限公司 | 一种可折叠收储滑轮的多功能旱冰鞋 |
CN106474719B (zh) * | 2016-11-30 | 2017-12-01 | 四川保特尼机械设备制造有限公司 | 一种可折叠滑轮的电动助力旱冰鞋 |
KR101772843B1 (ko) * | 2017-02-28 | 2017-08-29 | 전용택 | 승하강식 인라인 롤러스케이트 슈즈 |
Citations (4)
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US6343809B1 (en) * | 1995-07-21 | 2002-02-05 | Karol Designs, L.L.C. | Snowboard boot |
KR200276793Y1 (ko) * | 2002-02-22 | 2002-05-25 | 유재열 | 롤러 블레이드가 장착된 신발 |
US6634656B1 (en) * | 1998-09-18 | 2003-10-21 | Bernard Gervasoni | Roller skates having improved appearance and function as walking shoes |
KR100666389B1 (ko) * | 2006-02-21 | 2007-01-09 | 주식회사 슈보텍 | 출입식 휠을 구비한 신발 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6120039A (en) * | 1999-08-16 | 2000-09-19 | Clementi; Fred | Walking and in-line skate shoe |
US6572120B2 (en) * | 2001-08-21 | 2003-06-03 | Chun-Cheng Chang | Wheel assembly for roller skate |
WO2006126748A1 (en) * | 2005-05-23 | 2006-11-30 | Inter Space Tech. Ltd., Co. | Folding type roller assembly and footwear equipped with them |
-
2008
- 2008-03-04 KR KR1020080020149A patent/KR20090095067A/ko active IP Right Grant
-
2009
- 2009-03-02 EP EP09717049A patent/EP2250915A2/en not_active Withdrawn
- 2009-03-02 TW TW098106629A patent/TW200946179A/zh unknown
- 2009-03-02 WO PCT/KR2009/001001 patent/WO2009110710A2/ko active Application Filing
- 2009-03-02 JP JP2010549562A patent/JP2011512984A/ja not_active Withdrawn
- 2009-03-02 US US12/920,531 patent/US20110025002A1/en not_active Abandoned
- 2009-03-02 CN CN2009801138656A patent/CN102014680A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6343809B1 (en) * | 1995-07-21 | 2002-02-05 | Karol Designs, L.L.C. | Snowboard boot |
US6634656B1 (en) * | 1998-09-18 | 2003-10-21 | Bernard Gervasoni | Roller skates having improved appearance and function as walking shoes |
KR200276793Y1 (ko) * | 2002-02-22 | 2002-05-25 | 유재열 | 롤러 블레이드가 장착된 신발 |
KR100666389B1 (ko) * | 2006-02-21 | 2007-01-09 | 주식회사 슈보텍 | 출입식 휠을 구비한 신발 |
Also Published As
Publication number | Publication date |
---|---|
TW200946179A (en) | 2009-11-16 |
EP2250915A2 (en) | 2010-11-17 |
KR20090095067A (ko) | 2009-09-09 |
JP2011512984A (ja) | 2011-04-28 |
WO2009110710A3 (ko) | 2009-10-29 |
CN102014680A (zh) | 2011-04-13 |
US20110025002A1 (en) | 2011-02-03 |
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