IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0919520
(2001-07-31)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
Womble Carlyle Sandridge & Rice, PLLC
|
인용정보 |
피인용 횟수 :
21 인용 특허 :
17 |
초록
▼
A portable storage and transportation cart that is easy to assemble, disassemble, and reassemble, and a kit for constructing same. The cart includes a plurality of elongated hollow frame members having substantially uniform outer profiles and at least one series of incrementally spaced transverse ho
A portable storage and transportation cart that is easy to assemble, disassemble, and reassemble, and a kit for constructing same. The cart includes a plurality of elongated hollow frame members having substantially uniform outer profiles and at least one series of incrementally spaced transverse holes along their length. The frame members may have various lengths. The cart also may include a plurality of three-way couplings, a plurality of unions, a plurality of cylindrical shelf tubes, a plurality of casters, and a plurality of wheel adapters. The various components of the cart or a portion thereof are configured and suited for non-permanent assembly together in a variety of combinations and configurations to form various portable utility and transportation carts.
대표청구항
▼
A portable storage and transportation cart that is easy to assemble, disassemble, and reassemble, and a kit for constructing same. The cart includes a plurality of elongated hollow frame members having substantially uniform outer profiles and at least one series of incrementally spaced transverse ho
A portable storage and transportation cart that is easy to assemble, disassemble, and reassemble, and a kit for constructing same. The cart includes a plurality of elongated hollow frame members having substantially uniform outer profiles and at least one series of incrementally spaced transverse holes along their length. The frame members may have various lengths. The cart also may include a plurality of three-way couplings, a plurality of unions, a plurality of cylindrical shelf tubes, a plurality of casters, and a plurality of wheel adapters. The various components of the cart or a portion thereof are configured and suited for non-permanent assembly together in a variety of combinations and configurations to form various portable utility and transportation carts. l portion comprises left and right vamp sections, the left and right vamp sections engaging an outside surface of the toe box portion. 7. The ice skate of claim 5 and further comprising; a first slot disposed within the toe box portion along a longitudinal axis of the skate, the slot having a perimeter wall extending downward; and a recessed surface to receive the perimeter wall of the first slot, the recessed surface disposed longitudinally within the blade holder frame along the longitudinal axis of the skate, the first slot and the recessed surface slidably engageable with one another such that the toe box may slide rearwardly or forwardly guided by the perimeter wall. 8. The ice skate of claim 7 and further comprising: a bushing; a threaded screw insertable through the bushing; a nut having a rectangular configuration to threadably engage the screw, the nut disposed within the recessed surface; and wherein the threaded screw and bushing are positionable through the first slot to slidably secure the toe box to the blade holder frame. 9. The ice skate of claim 5 wherein the blade holder frame includes a slotted aperture extending therethrough and the side channel walls include apertures alignable with the slotted aperture, and further including a locking member extending through the apertures of the side channel walls and the slotted aperture of the blade holder frame, the locking member flexing the side channel walls toward the forward section of the blade holder frame to engage the first and second detents with the plurality of indentations. 10. An ice skate comprising: a blade holder frame for holding an ice engaging blade, the blade holder frame including a recessed surface disposed longitudinally along a longitudinal axis of the skate; a boot comprising: a heel portion disposed on the blade holder frame; and a toe box portion slidable on the blade holder frame, the toe box portion including a first slot disposed longitudinally along the longitudinal axis of the skate, the first slot including a perimeter wall extending downward; wherein the perimeter wall of the toe box portion seats within the recessed surface of the blade holder frame to slidably guide the toe box portion rearwardly or forwardly to adjust the length of the boot; and wherein the locking mechanism comprising: first and second channel members extending down from the toe box portion; a forward section of the blade holder frame extendable between the first and second channel members; first and second detents disposed on either the forward section of the blade holder frame or the first and second channel walls; a plurality of indentations disposed on either the forward section of the blade holder frame or the first and second channel walls for engaging the first and second detents; and wherein the first and second detents engage the plurality of indentations upon flexing the first and second channel members toward the forward section of the blade holder frame to lock the toe box portion at a selected position. 11. The ice skate of claim 10 and further comprising: a bushing positionable within the slot of the toe box portion; a threaded screw insertable through the bushing; a nut having a rectangular configuration to threadably engage the screw; a second slot disposed within the blade holder frame to receive and retain the nut; and wherein the threaded screw secures the toe box portion to the blade holder frame upon threadably engaging the nut. 12. The ice skate of claim 10 wherein the first and second channel members are resiliently flexible from a first relaxed position to a second position whereupon the first and second detents engage the plurality of indentations. 13. The ice skate of claim 10 wherein the locking mechanism further comprises: a surface defining a slotted aperture extending through the blade holder frame; a first surface defining an aperture through the first channel wall; a second surface defining an aperture through the second channel wall; a locking member insertable through the slotted aperture of the blade holder frame, the aperture of the first channel wall and the aperture of the second channel wall; and wherein the locking member urges the first and second channel walls toward the forward section of the blade holder frame to engage the first and second detents with the plurality of indentations. 14. The ice skate of claim 13 and further comprising: a bushing positionable within the slot of the toe box portion; a threaded screw insertable through the bushing; a nut having a rectangular configuration to threadably engage the screw; a second slot disposed within the blade holder frame to receive and retain the nut; and wherein the threaded screw secures the toe box portion to the blade holder frame upon threadably engaging the nut. 15. The ice skate of claim 10 wherein the heel portion comprises a left vamp section and a right vamp section, the left and right vamp sections positionable over an outside surface of the toe box portion. 16. An ice skate comprising: a blade holder frame having a forward section; a boot disposed on the blade holder frame, the boot having a heel portion and a slidable toe box portion, the toe box portion having first and second downwardly extending channel walls, the forward section of the blade holder frame extending between the first and second channel walls; first and second detents disposed on either the forward section of the blade holder frame or the first and second channel walls; a plurality of indentations disposed on either the forward section of the blade holder frame or the first and second channel walls; wherein the toe box is locked into a selected position upon the first and second detents engaging the plurality of indentations; and wherein the first and second channel walls are resilient and are positionable between a relaxed position and a position whereupon the first and second detents engage the plurality of indentations. 17. The ice skate of claim 16 wherein the heel portion comprises left and right vamp sections, the left and right vamp sections engaging an outside surface of the toe box portion. 18. The ice skate of claim 16 and further comprising; a first slot disposed within the toe box portion along a longitudinal axis of the skate, the slot having a perimeter wall extending downward; and a recessed surface to receive the perimeter wall of the first slot, the recessed surface disposed longitudinally within the blade holder frame along the longitudinal axis of the skate, the first slot and the recessed surface slidably engageable with one another such that the toe box may slide rearwardly or forwardly guided by the perimeter wall. 19. The ice skate of claim 18 and further comprising: a bushing; a threaded screw insertable through the bushing; a nut having a rectangular configuration to threadably engage the screw, the nut disposed within the recessed surface; and wherein the threaded screw and bushing are positionable through the first slot to slidably secure the toe box to the blade holder frame. 20. The ice skate of claim 16 wherein the blade holder frame includes a slotted aperture extending therethrough and the side channel walls include apertures alignable with the slotted aperture, and further including a locking member extending through the apertures of the side channel walls and the slotted aperture of the blade holder frame, the locking member flexing the side channel walls toward the forward section of the blade holder frame to engage the first and second detents with the plurality of indentations. 21. An ice skate comprising: a blade holder frame having a forward section; a boot disposed on the blade holder frame, the boot having a heel portion and a slidable toe box portion, the toe box portion having first and second downwardly extending channel walls, the forward section of the blade holder frame exten ding between the first and second channel walls; first and second detents disposed on either the forward section of the blade holder frame or the first and second channel walls; a plurality of indentations disposed on either the forward section of the blade holder frame or the first and second channel walls; wherein the toe box is locked into a selected position upon the first and second detents engaging the plurality of indentations; and wherein the heel portion comprises left and right vamp sections, the left and right vamp sections engaging an outside surface of the toe box portion. 22. The ice skate of claim 21 and further comprising; a first slot disposed within the toe box portion along a longitudinal axis of the skate, the slot having a perimeter wall extending downward; and a recessed surface to receive the perimeter wall of the first slot, the recessed surface disposed longitudinally within the blade holder frame along the longitudinal axis of the skate, the first slot and the recessed surface slidably engageable with one another such that the toe box may slide rearwardly or forwardly guided by the perimeter wall. 23. The ice skate of claim 22 and further comprising: a bushing; a threaded screw insertable through the bushing; a nut having a rectangular configuration to threadably engage the screw, the nut disposed within the recessed surface; and wherein the threaded screw and bushing are positionable through the first slot to slidably secure the toe box to the blade holder frame. 24. The ice skate of claim 21 wherein the blade holder frame includes a slotted aperture extending therethrough and the side channel walls include apertures alignable with the slotted aperture, and further including a locking member extending through the apertures of the side channel walls and the slotted aperture of the blade holder frame, the locking member flexing the side channel walls toward the forward section of the blade holder frame to engage the first and second detents with the plurality of indentations. 25. An ice skate comprising: a blade holder frame having a forward section; a boot disposed on the blade holder frame, the boot having a heel portion and a slidable toe box portion, the toe box portion having first and second downwardly extending channel walls, the forward section of the blade holder frame extending between the first and second channel walls; first and second detents disposed on either the forward section of the blade holder frame or the first and second channel walls; a plurality of indentations disposed on either the forward section of the blade holder frame or the first and second channel walls; wherein the toe box is locked into a selected position upon the first and second detents engaging the plurality of indentations; and further comprising: a first slot disposed within the toe box portion along a longitudinal axis of the skate, the slot having a perimeter wall extending downward; and a recessed surface to receive the perimeter wall of the first slot, the recessed surface disposed longitudinally within the blade holder frame along the longitudinal axis of the skate, the first slot and the recessed surface slidably engageable with one another such that the toe box may slide rearwardly or forwardly guided by the perimeter wall. 26. The ice skate of claim 25 and further comprising: a bushing; a threaded screw insertable through the bushing; a nut having a rectangular configuration to threadably engage the screw, the nut disposed within the recessed surface; and wherein the threaded screw and bushing are positionable through the first slot to slidably secure the toe box to the blade holder frame. 27. The ice skate of claim 25 wherein the blade holder frame includes a slotted aperture extending therethrough and the side channel walls include apertures alignable with the slotted aperture, and further including a locking member extending through the apertures of the side c
※ AI-Helper는 부적절한 답변을 할 수 있습니다.