The chair is an upwardly folding chair. It includes an upholstered seat cushion, a seat, and supporting legs. The upholstered seat is hung on the seat. The seat is supported by supporting legs. The supporting leg consists of four facades. Each facade consists of a pair of two diagonal bars which are
The chair is an upwardly folding chair. It includes an upholstered seat cushion, a seat, and supporting legs. The upholstered seat is hung on the seat. The seat is supported by supporting legs. The supporting leg consists of four facades. Each facade consists of a pair of two diagonal bars which are crossed and hinged together in the center. The facade on each side consists of the front-tilting diagonal and the rear-tilting diagonal bar in the diagonal bar pair, a connecting bar and a supporting bar. The front-tilting diagonal bar is hinged to the front of the seat, and the rear of the seat is supported by supporting bars which include a left half and a right half, with corresponding or symmetrical seat bars, and it is formed by joining the front folding leaf and the rear folding leaf.
대표청구항▼
1. An upwardly folding chair, comprising: an upholstered seat cushion, a seat, and supporting legs;the upholstered seat cushion is hung on the seat to provide support for a human body;the supporting leg consists of four facades, including a front and rear façade;wherein each facade consists of a set
1. An upwardly folding chair, comprising: an upholstered seat cushion, a seat, and supporting legs;the upholstered seat cushion is hung on the seat to provide support for a human body;the supporting leg consists of four facades, including a front and rear façade;wherein each facade consists of a set of two diagonal bars that are crossed and connected in the center;two adjacent facades of the supporting leg include a front-tilting diagonal bar and a rear-tilting diagonal bar, and a plurality of connecting bars and supporting bars;the diagonal bars of the front and rear facades are hinged by a hinged joint to the diagonal bars of the two adjacent facades;the top of the front-tilted diagonal bar is hinged to a front of the seat;a bar below the hinged joint is fitted with a slide housing;one end of a one of the connecting bars is hinged on the slide housing; another end of the one connecting bar is hinged to the rear-tilting diagonal bar;one end of the supporting bar is hinged to the connecting bar and the other end to the rear of the seat;the supporting legs assume their positions when the chair is opened, and the top of the rear-tilting diagonal bar rests on the supporting bar;the seat includes a left half and a right half and the seat bars, and is formed by joining the front folding leaf and the rear folding leaf;the front and rear folding leaves each have an upward facing hinge groove on both ends;the seat bars are affixed into the hinge groove so that the seat can only be folded upward;wherein when the seat is being folded upward, the supporting legs also fold up; and,by tying a connecting strap 6 and the seat bar 21 together, the structure of the folding position is formed. 2. The upwardly folding chair of claim 1, wherein the two adjacent facades of the supporting leg are symmetrical to each other. 3. The upwardly folding chair of claim 1, wherein the front of the supporting leg is equipped with a stabilizing support mechanism. 4. The upwardly folding chair of claim 1, wherein the supporting mechanism is a knitted strap, and each end of the knitted strap is securely tied to the top part of the two front-tiling bars. 5. The upwardly folding chair of claim 4, wherein there is a fixation post on the upper end of the front-tilting diagonal bars, wherein the knitted strap is affixed to the front-tilting diagonal bars. 6. The upwardly folding chair of claim 5, further including a reinforced plastic part on the hinged joint of the set of diagonal bars in the frontal façade; the reinforced plastic part has an X cross-shaped hole that allows the two diagonal bars to pass therethrough; anda restraint housing of the vertical bar is hinged to the lateral front of the reinforced plastic part. 7. The upwardly folding chair of claim 1, wherein the top of the rear-tilting diagonal bar is securely capped with a V-shaped plastic part, and the V-shaped plastic part provides support and is connected to the supporting bar. 8. The upwardly folding chair of claim 1, wherein the shape of the seat may be constructed in a shape selected from one of the following shapes: a circle, an oval, a rectangle, a triangle, a pentagon, a hexagon, an octagon, a trapezoid, a gourd shape, or a bread shape with a rounded front and a square rear.
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이 특허에 인용된 특허 (3)
Michaelson, H. Ward; Cummings, John, Collapsible pitching net frame.
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