[특허]Bifold seat for folding walker

[미국특허] Bifold seat for folding walker 원문보기

IPC분류정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	A45B-003/00
출원번호	US-0166700 (1993-12-14)
발명자 / 주소	Woods Carlton M. (270 Whidah Rd. North Chatham MA 02650) Woods Nancy R. (270 Whidah Rd. North Chatham MA 02650)
인용정보	피인용 횟수 : 37 인용 특허 : 0

초록 ▼

An improved folding seat which can be attached to many different designs of walkers including rigid types and foldable walkers including a folding walker having a frame consisting of a left side A-frame and a right side A-frame with each side A-frame having a fixed vertically extending front leg, a folding vertically extending rear leg and a side brace connecting the front and rear legs and a cross brace for pivotally connecting the left side A-frame to the right side A-frame, in a manner that enables the side A-frames to be moved between closed and open positions; and a bifold seat panel for pivotal attachment to the frame means having two pivotally connected seat panels, a pair of articulated arms including arched cross rods connecting a right articulated arm to a left articulated arm having a combination handle and center cross rod extending between a first central pivot point and a central pivot point, support devices for supporting the seat means on the frame including back support clamping devices for pivotally supporting the back of the bifold seat panel, front support belt for supporting the front of the bifold seat panel to permit the seat to be moved from a flat in-use position to a raised folded position stored against the front of said folding walker permitting use as a walker.

대표청구항 ▼

A folding walker and folding seat in combination comprising: a) a folding walker comprising: i) frame means comprising a left side A-frame and a right side A-frame with each side A-frame having a fixed vertically extending front leg, a folding vertically extending rear leg and a side brace connecting the front and rear legs; ii) cross brace means for pivotally connecting the left side A-frame to the right side A-frame comprising at least one transverse horizontally extending rib member pivotally connected at opposite ends thereof to the left and right side A-frames in a manner that enables said side A-frames to be moved between closed folded and open positions; and iii) corner brace means for bracing the frame means in the open position comprising a first and a second corner brace connected respectively between the cross brace means and the left and right side A-frames. b) seat means comprising: i) a bifold seat divided in two seat panels mounted on a pair of articulated arms pivotally attached to the frame means, said panels comprising front and back seat panels each consisting of fabric material fastened to said arms; ii) the pair of articulated arms each having a central pivot point, a connected end and an opposite free end and each pivotally mounted at the connected end on a support means located on a front leg; and iii) cross rod means for connecting a right articulated arm to a left articulated arm comprising a front arched cross rod, a back arched cross rod and a combination handle and center cross rod extending transversely between said arms; c) support means for supporting the seat means on the frame means comprising: i) back support means for pivotally supporting the back of the bifold seat comprising a pair of brackets, each bracket having a clamp fastened to the front leg of a side A-frame; and ii) front support means for supporting the front of the bifold seat comprising a belt connected to the walker frame having buckle means for adjusting the belt level, wherein the seat may be moved from a flat seat position to an raised folded position supported by the support means against the front of the walker permitting use as a walker.

이 특허를 인용한 특허 (37) 인용/피인용 타임라인 분석

Jacobs, James Sumner, Ambulatory walker with seat.
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Liu, Julian, Brake assembly for a height-adjustable walker apparatus.
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Myers, Peter Jonathan; Koltun, Thomas N.; Bedja, Abdelkrim, Child walkers.
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Andersen,Eileen, Collapsible frame for holding a baby carrier and associated method.
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Wang, Zhiliang; Andersen, Margaret M.; Martorelli, Frank, Collapsible personal wheeled conveyance having a selectively adjustable width.
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Lauren, Givi; Lauren, Irma, Combined wheelchair, walker, and sitting chair.
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Liu, Julian, Foldable walker apparatus.
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Liu, Julian, Foldable walker apparatus.
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Liu, Julian, Foldable walker apparatus.
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Liu, Julian, Foldable walker apparatus.
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Liu, Julian, Foldable walker apparatus.
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Liu, Julian, Foldable walker apparatus.
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Liu, Julian, Foldable walker apparatus.
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Chen, Kuang-Muh; Chen, Liang Kuo, Folding walker with removable back rest.
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Owens,John; Bly,Robert R.; Wysocki,Kevin S., Inwardly folding rollator with an upwardly pivotable seat.
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Wood, Lacy D., Medical walker.
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Gimblet, Eugene, Mobility assistance walker.
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Robert A. Galleguillos, Rest seat kit for a walker.
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Owens, John, Rollator.
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Owens,John, Rollator.
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Owens,John; Lescher,John; Wysocki,Kevin; Bly,Robert R., Rollator.
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Owens, John, Seat for an ambulatory device.
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Joseph Battiston, Seated walker.
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Liu, Julian, Set of seat cushions.
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Baker Steve G., Support assembly for a crutch user.
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Liu, Julian; Cinguino, Nicolas, Walker apparatus and backrest therefor.
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Liu, Julian; Cinguino, Nicolas, Walker apparatus and backrest therefor.
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Hsiao,Fang Jung, Walker for children and adults.
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Pi Ching-Tien,TWX, Walker for disabled persons.
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Andersen, Margaret M.; Fong, Brendan; Wang, Ben, Walker seat.
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Andersen, Margaret M.; Fong, Brendan; Wang, Ben, Walker seat.
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Andersen, Margaret M.; Fong, Brendan; Wang, Ben, Walker with a seat.
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Wang, Ben; Fong, Brendan; Andersen, Margaret, Walker with a seat.
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Steiner, Mark; Signor, James; Heligman, Michael; Kocher, Danielle; Bellamy, Tyler E., Walker with lift-assisting seat assembly.
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Kirby, Avery, Walker with removable combined utility tray and seat.
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Prather, Michael R., Walking safety aid apparatus.
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Williams,Ann, Wire short-nosed walking aid with seat and method.
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IPC	Description
A	생활필수품
A62	인명구조; 소방(사다리 E06C)
A62B	인명구조용의 기구, 장치 또는 방법(특히 의료용에 사용되는 밸브 A61M 39/00; 특히 물에서 쓰이는 인명구조 장치 또는 방법 B63C 9/00; 잠수장비 B63C 11/00; 특히 항공기에 쓰는 것, 예. 낙하산, 투출좌석 B64D; 특히 광산에서 쓰이는 구조장치 E21F 11/00)
A62B-1/08	.. 윈치 또는 풀리에 제동기구가 있는 것

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[미국특허] Bifold seat for folding walker 원문보기