Combination walker and transport chair with removable utility tray
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A61H-003/04
B62B-003/02
B62B-005/00
출원번호
US-0815255
(2013-02-15)
등록번호
US-8814182
(2014-08-26)
발명자
/ 주소
Kirby, Avery
출원인 / 주소
Kirby, Avery
대리인 / 주소
Saxon, Peter
인용정보
피인용 횟수 :
2인용 특허 :
4
초록▼
A wheeled walker with a removable utility tray has a frame, front and rear wheels, a pivotable seat, height-adjustable handlebars, push handles, a back rest, brake handles and cables to arrest the walker, a pair of crossbars supporting the frame and a detachable utility tray with a lip to engage the
A wheeled walker with a removable utility tray has a frame, front and rear wheels, a pivotable seat, height-adjustable handlebars, push handles, a back rest, brake handles and cables to arrest the walker, a pair of crossbars supporting the frame and a detachable utility tray with a lip to engage the top crossbar, front and side walls, a pair of tray supports extending from the bottom of the tray base down and to the rear and terminating at the bottom crossbar, the lower ends of the supports having a locking groove for engaging the bottom crossbar and a pair of horizontal braces between the tray supports.
대표청구항▼
1. A wheeled walker having a removable utility tray comprising: (a) a walker frame having(i) a pair of front wheels rotatably mounted at lower ends of upwardly extending rear leg members;(iii) a horizontal seating surface, having a seat handle pivotally mounted at upper ends of said rear leg members
1. A wheeled walker having a removable utility tray comprising: (a) a walker frame having(i) a pair of front wheels rotatably mounted at lower ends of upwardly extending rear leg members;(iii) a horizontal seating surface, having a seat handle pivotally mounted at upper ends of said rear leg members, said seating surface pivotable between a first horizontal position for accepting a rearward facing seated user and a second vertical position to provide an enhanced walking space for a user;(iv) a pair of height adjustable handle bar members projecting upwardly and rearwardly of said front leg members;(v) a pair of push handle assemblies, each disposed at an upper end of one of said handle bar members;(vi) a generally arcuate-shaped back rest disposed transversely between the upper ends of said push handle assemblies, said push handle assemblies slideably received for telescopic movement;(vii) means for actuating a brake on the rear wheel including,(vii-a) a brake housing,(vii-b) a rearwardly projecting brake handle mounted on said brake housing and pivotable between a neutral position and a brake locking position, and(vii-c) a brake cable connected at an upper end to said brake handle and at a lower end to a rear wheel lock, wherein in the braking position the brake cable engages the rear wheel lock;(viii) a first crossbar member extending transversely between the front leg members adjacent a front edge of said seating surface; and(ix) a second crossbar member extending transversely between the lower ends of said front leg members; and(b) a removable generally drawer-shaped utility tray detachably mounted on said first and second crossbar members comprising(b-i) a tray base with a downwardly extending lip for engaging said first crossbar member, said lip spaced between said front leg members,(b-ii) a front wall,(b-iii) a pair of side wall members extending from the front wall rearwardly toward the forward end of the horizontal seating surface, and(b-iv) a tray support assembly which comprises(b-iv-a) a pair of parallel tray supports, each, at an upper end, extending downwardly and rearwardly from a bottom surface of said tray base, said tray supports terminating at a lower end of the second crossbar member, said lower ends of said tray supports having a locking groove for engaging said second crossbar member, wherein said lip and said locking grooves engage said first and second crossbar members, respectively, and restrain the utility tray against front-to-back and side-to-side movement, and(b-iv-b) a pair of horizontal braces extending between the tray supports, the seat handle is spaced over a rear section of the tray base to lock the utility tray against vertical movement. 2. The wheeled walker of claim 1, wherein the utility tray has a hole in the front wall aligned with a broom clip mounted on the base of the utility tray to support a cane retained by the broom clip and passing through the hole. 3. The wheeled walker of claim 1, wherein the utility tray has a perforated platform affixed to the top of the front wall and the top of a side wall member over a front corner of the utility tray to accommodate a cup or bottle.
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이 특허에 인용된 특허 (4)
Hallgrimsson, Bjarki; Dobbin, Sarah; Macmillan, Douglas D., Combination walker and transport chair.
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