IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0641181
(1984-08-15)
|
우선권정보 |
IT-0022630 (1984-08-17) |
발명자
/ 주소 |
- Marchesini Sisto (Montecchio Maggiore ITX)
|
출원인 / 주소 |
- ICU Intercommerz Union S.A. (Riva San Vitale CHX 03)
|
인용정보 |
피인용 횟수 :
10 인용 특허 :
0 |
초록
▼
A folding chair having a first, seat frame and a second, backrest frame, the frames articulated to supporting leg frames and lateral armrests. A cup member is secured to the rear ends of the seat frame, and the backrest frame is hinged to the cup member. A toggle element is pivoted to the cup member
A folding chair having a first, seat frame and a second, backrest frame, the frames articulated to supporting leg frames and lateral armrests. A cup member is secured to the rear ends of the seat frame, and the backrest frame is hinged to the cup member. A toggle element is pivoted to the cup member and to a rear leg of the chair, the toggle element being provided with a rest portion which comes to rest against the rear leg. A retainer in the form of a detent and a recess are provided on the cup member and on the toggle element, respectively, to prevent the rotation of the toggle element with respect to the cup member when the chair is open.
대표청구항
▼
A folding chair movable from a folded, collapsed position, to an unfolded, open position, said chair comprising: (a) chair seat means having a front portion, a rear portion, and opposed side portions; (b) backrest means having a top portion, a bottom portion, and opposed side portions; (c) connectio
A folding chair movable from a folded, collapsed position, to an unfolded, open position, said chair comprising: (a) chair seat means having a front portion, a rear portion, and opposed side portions; (b) backrest means having a top portion, a bottom portion, and opposed side portions; (c) connection means extending between the rear portion of said seat means and the bottom portion of said backrest means for pivotally connecting the rear portion of said seat means with the lower portion of said backrest means; (d) a pair of front legs pivotally carried by respective opposite side portions of said seat means; (e) armrest means extending between and connnecting said front legs to respective opposite side portions of said backrest means; (f) a pair of rear legs pivotally connected with said armrest means at a point between said backrest means and said front legs; (g) lever means pivotally extending between and connecting respective ones of said rear legs and said side portions of said backrest means; and (h) cooperable retaining means including a detect and a recess and carried by opposed, relatively slidable surfaces of respective ones of said connection means and said lever means, to releasably maintain said lever means and said connection means in a predetermined relative orientation to maintain said chair in an open, unfolded condition, said detent engaged with said recess when said chair is in the open, unfolded condition and disengaged therefrom when the elements of said chair are pivoted relative to each other to move the chair toward a closed condition, in which the retaining means include a first retaining element in the form of a cam surface defining a ramp progressively increasing in height and terminating in a recess, said cam surface positioned on one of said connection means and said lever means, and a detent on the other of said connection means and said lever means, said cam and said detent being in radial correspondence relative to a circle concentric to a pivot between the connection means and the lever means, the detent being engageable with said recess in the open condition of the chair to provide stability to said chair when in the open condition and prevent unintended folding thereof.
이 특허를 인용한 특허 (10)
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Barnett, Joe R., Adjustable chair device, kit and method of using same.
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Choi, Kwan Jun, Folding chair.
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Jonathan Robert Saul ; Duane Michael Perpich ; David Emil Harnadek ; David Richard Collins, Folding chair.
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Jonathon R. Saul ; David R. Collins ; David E. Harnadek ; Duane M. Perpich, Folding chair.
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Hill Steven G., Folding chair with integral safety feature.
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Ping Sheng,Wang, Folding sling chair.
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Choi,Harrison, Hard arm chair with sliding arm mechanisms.
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Smith, Richard D., Mesh chair with open-end hoop.
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Doolan, William S.; Nichols, Steve Charles; Seiders, Roy Joseph, Portable chair and methods of forming a portable chair.
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Zheng, Edward, Single-motion collapsible quad chair with solid armrest.
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