WO2002007552A1 - Roller blade shoes - Google Patents
Roller blade shoes Download PDFInfo
- Publication number
- WO2002007552A1 WO2002007552A1 PCT/KR2001/000957 KR0100957W WO0207552A1 WO 2002007552 A1 WO2002007552 A1 WO 2002007552A1 KR 0100957 W KR0100957 W KR 0100957W WO 0207552 A1 WO0207552 A1 WO 0207552A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- housing
- shoe
- roller
- locker
- roller assembly
- Prior art date
Links
Classifications
-
- 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
-
- 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
-
- 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
Definitions
- the present invention relates to a shoe with roller blade assembly, and more particularly, to a shoe in which a roller blade assembly is integrally accommodated in an outsole of a shoe body in such a manner that a user can use the roller blade or inline skate by withdrawing rollers of the roller assembly from the outsole of the shoe body as needed, while wearing the shoe as ordinary shoe in ordinary times.
- a roller blade which is called inline skate, has a plurality of rollers arranged in an outsole of a boot in an in-line pattern. Together with roller skates, the roller blades or inline skate are widely used as leisure equipment to freely play on a paved road. Because of the structural characteristic of the roller blades, the user playing the roller blades or in-line skate can enjoy more speedy- action, while posing a precise motion than a conventional roller skate so that the xolle blade is widely spread in the world.
- a plurality of rollers are fixedly arranged in an outsole of a boot in an in-line pattern.
- the roller blade is usually used in a rigid ground, such as asphalt or a concrete ground, the user is required to move to the proper place for enjoying the roller blade with wearing ordinary shoes, while separately carrying the roller blade. Then, the user takes off the ordinary shoes and wears the roller blade.
- the user since the user takes a daily life with wearing the ordinary shoes, if the user wants to enjoy the roller blade in the outdoor, the user has to separately carry the roller blade.
- the user alternately wears the ordinary shoes and the roller blade depending on the place and the conditions of the user and separately purchases the ordinary shoes and the roller blade or in-line skate, which are very cumbersome for the user.
- the object of the present invention is to provide a shoe with roller blade assembly which can be used as both roller blade or in-line skate and shoes by accommodating the roller blade assembly in an outsole of a shoe body such that rollers of the roller blade assembly can be withdrawn from the outsole of the shoe body as needed, while wearing the roller blade as ordinary shoes in ordinary times.
- a shoe with roller blade assembly comprising: a housing being' accommodated in a cavity formed in an outsole of a shoe body and opened underside, and including assembling slots horizontally formed on both inner sidewalls of the housing; a roller assembly including a frame and a plurality of rollers arranged in a lower end of the frame in an in-line pattern, the roller assembly being movably accommodated in the housing; a stopper for restricting the roller assembly from being completely withdrawing from the housing; a locker being movably coupled to the assembling slots of the housing such that a part of the locker is protruded through a rear portion of the outsole of the shoe, the locker selectively making contact with an upper end or a lower end of the roller assembly so as to support the roller assembly; and a brake being mounted on a rear end of the outsole of the shoe
- a plurality of guiding protrusions are vertically arranged at both sidewalls of the frame, and a plurality of guiding slots, into which the guiding protrusions are movably inserted, are formed in the housing.
- the locker substantially has a U-shape and a plurality of guiding grooves are formed at both inner sidewalls of the locker.
- the guiding grooves selectively correspond to the guiding slots of the housing so as to allow the roller assembly to move through the guiding grooves and are offset in a front direction from the guiding slots.
- the brake is coaxially hinge-coupled to a rearmost roller of the roller assembly so as to be accommodated/withdrawn into/from the frame of the roller assembly.
- a shoe with roller blade assembly comprising: a housing being accommodated in a cavity formed in an outsole of a shoe body and opened underside, and including a locker receiving chamber protruded outwardly at one of outer portions of longitudinal sidewalls of the housing; a roller assembly including a frame in a form of a channel, front and rear rollers, which are respectively installed at front and- rear ends of the. frame such that the front and rear rollers are. subject to a lever movement, and a middle roller installed in the frame between the.
- the roller assembly being accommodated/withdrawn into/from the housing; a stopper for restricting the roller assembly from being completely withdrawing from the housing; a locker being installed in the locker receiving chamber of the housing such that a part of the locker is protruded through a lateral portion of the outsole of the shoe, the locker selectively making contact with an upper end or a lower end of the frame so as to support the frame; and a brake being mounted on a rear end of the outsole of the shoe body.
- a locking protrusion which is coupled to the locker when the roller assembly is accommodated in the housing, is formed at a lever which supports the front and rear rollers.
- At least one guiding protrusion is vertically formed at inner portions of longitudinal sidewalls of the housing and, a guiding slot, into which the guiding protrusion is movably inserted, is formed in the frame of the roller assembly.
- the brake is integrally formed with the supporting lever of the rear roller so as to be accommodated/withdrawn into/from the frame of the roller assembly.
- a user can wear the shoe with roller blade assembly as ordinary shoes in ordinary times by accommodating the roller blade assembly in an outsole of a shoe and can use the roller blade or inline skate by withdrawing the roller assembly from the outsole of the shoe body as needed. Accordingly, it is not required to separately purchase the shoes and the roller blade or in-line skate.
- the shoe with the roller blade assembly can be used as the shoes and the roller blade or in-line skate, the functional and economical features of the shoes can be improved as well, as the' user can. conveniently use the. roller blade or in-line skate.
- FIG. 1 is a bottom perspective view showing a shoe with roller blade assembly according to the first embodiment of the present invention
- FIG. 2 is a bottom exploded perspective view of the shoe shown in FIG. 1 ;
- FIG. 3 is a sectional view showing the assembling state of the shoe shown in FIG. 2;
- FIG. 4 is an exploded perspective view of a roller blade assembly shown in FIG. 2;
- FIGS. 5a and 5b are sectional views showing the accommodating and withdrawing states of the roller blade assembly, respectively;
- FIG. 6 is a sectional view taken along the line VI- VI of FIG. 5 a;
- FIGS. 7a and 7b are sectional views showing the assembling state between a housing and a locker shown in FIG. 2;
- FIG. 8 is an exploded perspective view of a handle section of the locker
- FIG. 9 is a side view showing the assembling state of the handle section shown in FIG. 8;
- FIGS. 10a to lOe are sectional views sequentially showing the operating states of the shoe according to the first embodiment of the present invention.
- FIG. 11 is a bottom perspective view showing a shoe with roller blade assembly according to the second embodiment of the present invention
- FIG. 12 is an exploded perspective view of the shoe shown i FIG. 11 ;
- FIG. 13 is a sectional view showing the assembling'state of the shoe shown in FIG. 12;
- FIG. 14 is an exploded perspective view of a roller blade assembly shown in FIG.12;
- FIGS. 15a and 15b are sectional views showing the accommodating and withdrawing states of the roller blade assembly, respectively;
- FIG. 16a and 16b are sectional views taken along the line XVI-XVI of FIG. 5a, showing the accommodating and withdrawing states of the roller blade assembly, respectively;
- FIG. 17 is a sectional view showing a front roller;
- FIG. 18 is a sectional view taken along the line XVIII-XVIII of FIG. 16a.
- FIGS. 19a to 19d are sectional views sequentially showing the operating states of the shoe according to the second embodiment of the present invention.
- a shoe with roller blade assembly which is called roller blade shoe, according to the first embodiment of the present invention has a shoe body S having an outsole B formed with a cavity C. An underside of the cavity C is opened. A roller blade assembly 1 is movably accommodated in the cavity C. For this reason, the outsole B of the roller blade shoe of the present invention is formed thicker than an outsole of a traditional shoe.
- an aperture A is formed at a rear portion of the outsole B in such a manner that a locker 40 for allowing the roller blade 1 to be fixed in accommodated or withdrawn state is protruded through the aperture A. As is detailedly shown in FIGS.
- the roller blade assembly 1 has a rectangular housing 10 which is accommodated -in: the cavity. C of the . outsole B to act as a base frame, a roller assembly 20 which is. accommodated in the housing 10 and selectively withdrawn therefrom, a stopper 30 for. restricting the roller assembly 20 from being completely withdrawing from the housing 10, a locker 40 horizontally and movably assembled to the housing 10 to make contact with an upper end or a lower end of the roller assembly 20 for fixing the roller assembly 20 in accommodated/withdrawn states with respect to the housing 10, and a brake 23 mounted on a rear end of the outsole B of the shoe body S so as to provide a braking force by selectively making contact with a ground.
- the housing 10 can be integrally accommodated in the cavity C of the outsole B by using urethane foam, or can be integrally manufactured with the outsole B by performing an insert molding process.
- Assembling slots 11, to which the locker 40 is movably coupled, are horizontally formed at inner portions of both longitudinal sidewalls of the housing 10.
- Assembling holes 12 are sequentially formed at a rear wall of the housing 10 such that the locker 40 can be coupled to the assembling slots 11 by passing through the housing 10.
- the assembling slots 11 and the assembling holes 12 are formed in a dovetail shape so as to prevent the locker 40 from separating therefrom.
- a plurality of guiding slots 13 are vertically formed at inner portions of both longitudinal sidewalls of the housing 10 with a predetermined interval so as to allow guiding protrusions 24 of a frame 21 of the roller assembly 20 to be movably inserted into the guiding slots 13.
- the roller assembly includes the frame 21 having a rectangular vessel shape and a plurality of rollers 22 which are longitudinally arranged in a lower end of the frame in an in-line pattern.
- the guiding protrusions 24 are vertically formed at outer portions of both longitudinal sidewalls of frame 21 with a predetermined interval. The guiding protrusions 24 are inserted into the guiding slots 13 of the housing in order to facilitate the up/down movement of the roller assembly 20 with respect to the housing 10.
- Each roller 22 is rotatably supported to the frame 21. by- a* shaft 25 • which is coupled to a nut 25a by passing through. he both longitudinal sidewalls of: the frame 21.
- a bearing 22a is provided in the. roller 22 so as to facilitate the rotation of the roller 22.
- a part of each roller 22 is downwardly exposed from the frame 21.
- the roller assembly 20 is downwardly biased by a pair of springs
- a spring supporting plate for this purpose, a spring supporting plate
- a spring seat 28 is provided in the frame 21 of the roller assembly 20 for supporting a lower end of the spring 27.
- the stopper 30 can be formed in various types.
- the stopper 30 includes a supporting jaw 31 formed at inner lower ends of front and rear walls of the housing 10 and a restricting protrusion 32 formed at upper ends of front and rear walls of the frame 21 of the roller assembly 20 corresponding to the supporting jaw 31.
- the locker 40 substantially has a U-shape and both lateral sides thereof are movably inserted into the assembling slots 11 of the housing 10. A rear end of the locker 40 is protruded to an exterior through the aperture A of the outsole B.
- the locker 40 is elastically biased towards the front direction of the shoe body S by a spring 43.
- the locker 40 can be formed in a single body, it is preferred that the locker 40 includes a pair of strip type locking plates 41 which are respectively coupled to the assembling slots 11 of the housing 10 and a U-shaped handle 42 both ends of which are integrally fixed to rear ends of the locking plates 41 through the aperture A of the outsole B and the assembling holes 12 of the housing 10.
- the locker 40 having the rear end protruded to the exterior through the. aperture A: of the outsole B can be . easily assembled in the housing .10, when the- locker 40 is assembled with the housing 10 prior to. the roller assembly 20.
- a plurality of guiding grooves .44 are formed at both inner . sidewalls of the locking plates 41 with a. predetermined interval.
- the guiding grooves 44 are selectively matched with the guiding slots 13 of the housing 10 so as to allow the roller assembly 20 to move up/down through the guiding grooves 44.
- the guiding grooves 44 are offset in a front direction from the guiding slots 13.
- locking slots 45 into which lower ends of the guiding protrusions 24 are inserted when the roller assembly 20 is accommodated in the housing 10, are formed at upper rear ends of the guiding grooves 44. The locking slots 45 are communicated with the guiding grooves 44.
- the locking plates 41 are hook-coupled to the handle 42. That is, assembling grooves 46 and coupling pieces 47 having a dovetail shape, which are coupled to each other, are respectively formed at outer portions of the rear ends of the locking plates 41 and both ends of the U-shaped handle 42.
- a plurality of restricting protrusions 46a are formed at upper and lower portions of the assembling grooves 46 and a plurality of locking protrusions 47a are formed at upper and lower portion of the coupling pieces 47.
- the locking protrusions 47a are positioned offset from the restricting protrusions 47a by passing through the restricting protrusions 46a.
- the coupling pieces 47 of the handle 42 are inserted into assembling grooves 46 of the locking plates 41 through the assembling holes 12 of the housing 10 so that the locking protrusions 47a of the coupling pieces 47 are latched to the assembling grooves 46 passing through the restriction protrusions 46a of the assembling grooves 46.
- the brake 23 is formed at one portion thereof with a pair of lugs 26 which are protruded in parallel to each other with a predetermined: interval.
- the brake 23 is coaxially mounted with a rearmost roller 22 and is supported by a shaft 25 such that the brake 23 can be accommodated/withdrawn into/from the frame 21.
- a fixing slot 23 a is formed in the other portion of the brake 23 for fixing the brake 23 in a withdrawn state by inserting a rear lower end of the frame 21 into the fixing slot 23 a.
- a brake pad is attached to an underside of the brake 23.
- Reference numbers 48 and 14 indicate spring seats, which are formed in the inner portion of the housing 10 and locking plates 41 in opposite to each other for installing the spring 43 which elastically biases the locker 40.
- FIGS. 10a to 10e a method for using the shoe with roller blade assembly according to the first embodiment of the present invention will be described with reference to FIGS. 10a to 10e.
- FIG. 10a shows the roller assembly 20 accommodated in the housing 10 which is received in the outsole B of the shoe body S.
- the guiding grooves 44 of the locker 40 is offset from the guiding slots 13 of the housing 10 so that lower ends of the guiding protrusions 24 of the roller assembly 20 are inserted into the locking slots 45 formed at the upper end of the locker 40. Therefore, the roller assembly 20 is restricted from withdrawing out of the housing 10 and the roller 22 is prevented from protruding towards the lower portion of the outsole B, so the user can freely walk with wearing the roller blade shoe.
- the handle 42 of the locker 40 protruded through the rear portion of the outsole B as shown in FIG.
- roller assembly 20 Since the roller assembly 20 is downwardly biased by the .spring 27, when the guiding grooves 44 of the locking plate 1 are matched with the guiding slots 13 of the housing as shown in FIG. 10b, the roller assembly 20 is downwardly moved by the elastic force of the spring 27, so that the roller assembly 20 is protruded out of the lower portion of the outsole B.
- the restricting protrusions 32 formed at the upper end of the frame 21 of the roller assembly 20 are latched to the supporting jaws 31 formed at the inner lower end of the housing 10, so that the roller assembly 20 is restricted from completely separating from the housing 10.
- the locker 40 returns to its initial position by the restoring force of the spring 43 so that the guiding grooves 44 of the locker 40 are offset from the guiding slots 13 of the housing 10.
- the lower ends of the locking plates 41 are supported on the upper ends of the guiding protrusions 24 of the roller assembly 20, so the roller assembly 20 is protruded from the outsole and fixed in a withdrawn state.
- the brake 23 accommodated in the frame 21 of the roller assembly 20 is withdrawn from the frame 21 by rotating the roller assembly 20.
- the fixing slot 23a of the brake 23 is inserted into a rear lower end of the frame 21 so as to fix the brake 23 in the withdrawn state. Therefore, the roller blade assembly 1 can be is fixedly maintained below the outsole B of the shoe body S, so the user can enjoy the roller blade or inline skate.
- the roller assembly 20 is accommodated in the cavity of the shoe body S by reversing the order for withdrawing the roller assembly 20. That is, the brake 23 is firstly separated from the frame 21. Then, the user rotates- the brake 23 to -.accommodate the. brake 23 in. the frame 21. After that, the user pulls- the. handle _42 of the locker 40. such that the guiding grooves' 44 are matched with the guiding slots..13 " of the housing 10. In this- state, if the user slightly steps on the roller assembly 20, -the spring 27 is compressed by the external force so that the roller assembly 20 is lifted up into the housing 10.
- the locker 40 is returned to its initial position by the restoring force of the spring 43. Therefore, as shown in FIG. 10a, the lower ends of the guiding protrusions 24 of the roller assembly 20 are introduced into the locking slots 45 of the locking plates 41 so as to be interlocked with the locking slots 45, so the roller assembly 20 can be fixedly accommodated in the cavity C of the outsole B. Accordingly, the user can use the roller blade shoe as ordinary shoes.
- FIGS. 11 to 13 show a shoe with roller blade assembly according to the second embodiment of the present invention.
- the cavity C is formed in the outsole B of the shoe body S and a roller blade assembly 1 ' is movably accommodated in the cavity C.
- the outsole B is formed thicker than an outsole of a traditional shoe.
- the roller blade assembly 1' has a rectangular housing 50 which is accommodated in the cavity C of the outsole B to act as a base frame, a roller assembly 60 which is accommodated in the housing 10 and selectively withdrawn therefrom, a stopper 80 for restricting the roller assembly 60 from being completely withdrawn from the housing 50, a locker 90 movably assembled with the housing in a width direction thereof to make contact with an upper end or a lower end of the roller assembly 60 for fixing the roller assembly 60 in accommodated/withdrawn states with respect to. the. -housing 50, and. a, brake .77 • mounted on a rear end of the outsole B of the shoe ody. S so as to provide a.braking force by selectively making contact with a ground.
- the housing 50 can be integrally accommodated in the cavity C of the outsole B by using urethane foam, or can be integrally manufactured with the outsole B by performing an insert molding process.
- a locker-receiving chamber 51 is formed at one of outer portions of longitudinal sidewalls of the housing 50.
- An inner portion of the locker-receiving chamber 51 is opened so as to communicate with an interior of the housing 50, and an outer portion thereof is formed with an assembling hole 52 through which the knob 92 is protruded to the exterior.
- guiding protrusions 53 are vertically formed at inner portions of longitudinal sidewalls of the housing 50 in opposite to each other.
- the roller assembly 60 includes a frame 61 movably accommodated in the housing 50 and a plurality of rollers 65 which are longitudinally arranged in a lower end of the frame 61 in an in-line pattern.
- the frame 61 is in a form of a channel having skirts 62 at both longitudinal sidewalls thereof.
- the skirts 62 are formed at an outer side thereof with guiding slots 62a, which are movably coupled, to the guiding protrusions 53 of the housing 50.
- the housing 50 is downwardly biased by a leaf spring 63 fixed to an apex of the housing 50.
- a spring seat 61a provided at the upper surface of the frame 61 for receiving the leaf spring 63 when the roller assembly 60 is accommodated in the housing 50.
- Rollers 65 include front and rear rollers 66 and 68, which are collapsibly mounted front and rear ends of the frame 61, and a middle roller 67 simply coupled to the frame 61 between the front and rear rollers 66 and 68.
- Front and rear rollers 66 and 68 are connected to first ends of supporting levers 69 and 70.
- Second ends of the supporting levers 69 and 70 are coupled between two skirts 62 of the frame 61 - 'b .shafts 71 and 72 and nuts 71a and.72a. Accordingly, a relatively large gap is -formed between the middle roller 67 and two skirts -62 of the frame 61., In order to compensate for the. gap, a supporting protrusio -62b is- formed, atan.
- the front and rear levers 69 and 70 are outwardly biased, that is in a direction to be spread, by torsion springs 75 and 76 provided in the shafts 71 and 72, respectively.
- the torsion springs 75 and 76 are installed on the shafts 71 and 72 through guiding slits 69a and 70a formed at a periphery of a pivot section of the supporting levers 69 and 70.
- First ends of the torsion springs 75 and 76 are fixed to the housing 50 and second ends of the torsion springs 75 and 76 are fixed to the supporting levers 60 and 70. Therefore, the guiding slits 69a and 70a have to be bent in the rotational direction of the supporting levers 69 and 70 such that the supporting levers 69 and 70 can be smoothly rotated without being interfered by end portions of the torsion springs 75 and 76 fixed to the housing 50.
- the stopper 80 can be formed in various types.
- the stopper 80 includes a restricting protrusion which is formed at inner portions of front and rear walls of the housing 50, respectively, to make contact with front and rear peripheries of an apex of the frame 61. Therefore, the supporting levers 69 and 70 of the front and rear rollers 66 and 68 are spaced from the apex of the frame 61 when the roller assembly 60 is withdrawn from the housing 50.
- a supporting plate 64 is installed at the. apex of the frame 61.
- the supporting plate 64 makes contact with the supporting levers :69 ! and .70. of the -front and. rear .rollers.66: .and 68 to horizontally support the supporting levers 69 and.70. when the. roller assembly 60 is withdrawn from the housing 50.
- the locker 90 includes a..latching bar 9.1 and a knob 92 for manipulating the latching bar 91.
- the latching bar 91 is installed in the locker-receiving chamber 51 of the housing 50 so as to support the lower end of the frame 61 and the locking protrusions 73 and 74 of the supporting levers 69 and 70 when the roller assembly 60 is accommodated in the housing 50.
- the latching bar 91 is inwardly biased by compression springs 93, which are interposed at both ends between an outer surface of the latching bar 91 and an inner surface of the locker receiving chamber 51, such that a part of the latching bar 91 is protruded into the housing 50.
- the knob 92 is provided at one end thereof with a female screw 94 so as to be screw-coupled with the latching bar 91.
- the other end of the knob 92 is protruded to an exterior through an assembling hole 52 of the locker-receiving chamber 51 and the slot H of the outsole B.
- the flange 95 is provided at a predetermined periphery portion of the knob 92. The flange 95 makes contact with the outer surface of the locker-receiving chamber 51 so as to limit the stroke of the latching bar 91, and simultaneously, prevents the locker 90 from introducing into the housing 50 when the roller assembly 60 is withdrawn from the housing 50. Therefore, the knob 92 is screw-coupled with the latching bar 91 from the locker-receiving chamber 51 through the assembling hole 52 of locker receiving chamber 51.
- the inner side of the latching bar 91 slidably making contact with the roller assembly 60 is preferably formed as a downwardly inclined surface or an arc-type curvature surface in order to easily receive the roller assembly 60. More preferably, the outer sides of the locking protrusions 73 and 74 making contact with the latching bar 91 are . formed as an inclined surface or an arc-type, ⁇ curvature surface in opposite to the inner side of the. latching bar 91.
- the .brake .77. is installed on a. rear end of the supporting lever .70,..which connects the rear roller 68 to the frame 61.
- the brake 77 includes a fixing bar 78 protruded i a -rear direction from the supporting lever. 70 and a brake pad 79" attached to an underside of the fixing bar 78.
- Reference numerals 66a, 66b and 67a and 67b, 68a and 68b are shafts and nuts for rotatably mounting rollers 66, 67 and 68.
- FIG. 19a shows the roller assembly 60 accommodated in the housing. 50 buried in the outsole B of the shoe body S.
- the front and rear rollers 66 and 68 are folded into the frame 61, and the locking protrusions 73 and 74 and the lower end of the frame 61 make contact with the latching bar 91 of the locker 90 and are suspended thereon.
- the roller assembly 60 is prevented from being withdrawn from the housing 50 so that the rollers 65 cannot be protruded out of the outsole B of the shoe body S.
- the user can freely walk with wearing the roller blade shoes.
- the leaf spring 63 installed on the apex of the housing 50 is elastically deformed when the roller assembly 60 is lifted so that the leaf spring 63 is rested in the spring seat 61a.
- the roller assembly 60 is easily descended guided by a guide rail 53 .of the housing 50.
- the latching bar 91 of the locker 90 slidably makes contact with a side portion of the frame 61 of the roller assembly 60 while being inserted in the locker-receiving chamber 51 of the housing 50.
- the upper portions of the supporting levers 69 and 70 of the front and rear rollers 66 and 68 make contact with the supporting plate 64 of the frame 61 and the lower end of the housing 51 so that the supporting levers 69 and 70 are stably and securely supported and the roller assembly 60 is fixedly maintained in the withdrawing position.
- the locker 90 is released and the latching bar 91 of the locker 90 is returned to its initial position by the restoring force of the compression springs 93 so that the latching bar 91 is protruded into the housing 90.
- the roller assembly 60 is accommodated in the housing 50 by reversing the order for withdrawing the roller assembly 60. Firstly, the spread front and rear rollers 66 and 68 are folded into the frame 61. Then, the user laterally pulls the locker 90 thereby inserting the protruded latching bar 91 into the housing 50. Accordingly, the latching bar 91 of the locker 90 slidably makes contact with the- side portion of the frame 61-, and then, the lower end -of the. frame 61 and the locking protrusions -73. and 74 of the supporting levers. 69. and. 0 pass through the latching bar. As a result, the latching bar 91 is.
- the latching bar 91 of the locker 90 has the inner surface in the form of the arc-type curvature, so the latching bar 91 is pushed outward while slidably making contact with the frame 61 by the insertion force of the roller assembly 60, so the roller assembly 60 can be easily accommodated in the housing 50 without laterally pulling the locker 90.
- the roller assembly is collapsibly mounted such that the roller blade assembly can be accommodated in the outsole of the shoe body, so the user can wear the shoe with roller blade assembly as ordinary shoes and enjoy the roller blade or inline skate by withdrawing the roller assembly from the outsole of the shoe, as needed. Therefore, it is not required to separately purchase the shoes and the roller blade or to separately carry the roller blade or the shoes to enjoy the roller blade or inline skate in the outdoor. In addition, it is not necessary for the user to replace the shoes with the roller blade or in-line skate or vice versa according to the condition of the place.
- roller blade assembly can be disassembled from the outsole of the shoe body, not only the repairing work for the roller blade assembly is simply carried out, but also it is possible to replace- the roller blade assembly with new one without wasting the shoe body.
- the present invention can improve functional and economical , features of the shoes as well as the. user can conveniently use the roller blade or inline skate.
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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)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2001262785A AU2001262785A1 (en) | 2000-07-21 | 2001-06-05 | Roller blade shoes |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000042062A KR100358602B1 (en) | 2000-07-21 | 2000-07-21 | roller blade shose |
KR2000/42062 | 2000-07-21 | ||
KR10-2000-0054238A KR100369235B1 (en) | 2000-09-15 | 2000-09-15 | roller blade shose |
KR2000/54238 | 2000-09-15 | ||
US10/348,219 US20040140635A1 (en) | 2000-07-21 | 2003-01-21 | Roller blade shoes |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002007552A1 true WO2002007552A1 (en) | 2002-01-31 |
Family
ID=33314037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2001/000957 WO2002007552A1 (en) | 2000-07-21 | 2001-06-05 | Roller blade shoes |
Country Status (4)
Country | Link |
---|---|
US (1) | US20040140635A1 (en) |
CN (1) | CN1444461A (en) |
AU (1) | AU2001262785A1 (en) |
WO (1) | WO2002007552A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1530915A1 (en) * | 2003-11-12 | 2005-05-18 | Automation Conveyors Limited | An item of footwear |
WO2005065791A1 (en) * | 2003-12-30 | 2005-07-21 | Ching-Long Chen | An improvement in structure for opening and collapsing the rollers of a combined sports shoe and roller skate |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100854575B1 (en) * | 2008-03-20 | 2008-08-26 | 문덕기 | Apparatus for operating roller up and down |
KR101772843B1 (en) * | 2017-02-28 | 2017-08-29 | 전용택 | Inline Roller Skate Shoes installed with rising and falling type |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5320366A (en) * | 1993-03-05 | 1994-06-14 | Lawrence Shing | Assembly for converting inline roller skate to ice skate |
US5331752A (en) * | 1992-01-14 | 1994-07-26 | Rollerblade, Inc. | Skate with detachable shoe |
KR960028087U (en) * | 1995-02-17 | 1996-09-17 | 김현철 | Roller skate shoes |
US5803469A (en) * | 1996-01-16 | 1998-09-08 | Yoham; Stephen | In-line skate with collapsible wheel assembly |
US5873584A (en) * | 1995-01-17 | 1999-02-23 | Rike Inline, Inc. | In-line roller skate frame |
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2001
- 2001-06-05 CN CN01813025.9A patent/CN1444461A/en active Pending
- 2001-06-05 AU AU2001262785A patent/AU2001262785A1/en not_active Abandoned
- 2001-06-05 WO PCT/KR2001/000957 patent/WO2002007552A1/en active Application Filing
-
2003
- 2003-01-21 US US10/348,219 patent/US20040140635A1/en not_active Abandoned
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5331752A (en) * | 1992-01-14 | 1994-07-26 | Rollerblade, Inc. | Skate with detachable shoe |
US5320366A (en) * | 1993-03-05 | 1994-06-14 | Lawrence Shing | Assembly for converting inline roller skate to ice skate |
US5873584A (en) * | 1995-01-17 | 1999-02-23 | Rike Inline, Inc. | In-line roller skate frame |
KR960028087U (en) * | 1995-02-17 | 1996-09-17 | 김현철 | Roller skate shoes |
US5803469A (en) * | 1996-01-16 | 1998-09-08 | Yoham; Stephen | In-line skate with collapsible wheel assembly |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1530915A1 (en) * | 2003-11-12 | 2005-05-18 | Automation Conveyors Limited | An item of footwear |
WO2005065791A1 (en) * | 2003-12-30 | 2005-07-21 | Ching-Long Chen | An improvement in structure for opening and collapsing the rollers of a combined sports shoe and roller skate |
Also Published As
Publication number | Publication date |
---|---|
CN1444461A (en) | 2003-09-24 |
AU2001262785A1 (en) | 2002-02-05 |
US20040140635A1 (en) | 2004-07-22 |
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