초록 ▼

A folding chair providing a lightweight, strong and sturdy chair when unfolded and providing a compact elongated structure when folded. The folding chair invention accommodating arm chair and straddle chair configurations, each of these comprising a frame assembly having a plurality of pivotally con

A folding chair providing a lightweight, strong and sturdy chair when unfolded and providing a compact elongated structure when folded. The folding chair invention accommodating arm chair and straddle chair configurations, each of these comprising a frame assembly having a plurality of pivotally connected strut members, and a fabric sling seat supported by the frame assembly. The frame assembly including two crossing interconnected sub assemblies, each sub assembly of four or five strut members. A pivotal stop link being used to stop the unfolding of each sub assembly, each stop link including two parallel shafts pivotally connecting a side member of one sub assembly with a side member of the other sub assembly.

대표청구항 ▼

A foldable chair, which comprises, (A) a frame assembly, which has, (a) a plurality of substantially vertical sides, which includes (a1) two lateral sides, each of which further includes, (a1.1) first, second and third elongate brace members, wherein one end of the first brace member is pivotally co

A foldable chair, which comprises, (A) a frame assembly, which has, (a) a plurality of substantially vertical sides, which includes (a1) two lateral sides, each of which further includes, (a1.1) first, second and third elongate brace members, wherein one end of the first brace member is pivotally connected to the substantially horizontal second brace member (5,6), the third brace member and the first brace member cross intermediae the ends of both members (1,3), and the third brace member is pivotally connected, intermediate its ends, to the first brace member (1,3), or to the second brace member at a point on the second brace member further from a first end of the second brace member (13,12) than from the pivotal connection of the first and second brace members (5,6), and (a1.2) a positional relationship of its brace members, wherein the first and third brace member crossing (1,3), is closer to the other end of the first brace member (16,15), than is a crossing of the third brace member with a longitudinal axis of the second brace member (7,8), and (a2) a third side, which further includes, (a2.1) two elongate brace members, the brace members cross and are pivotally connected to each other intermediate their ends (2), and (a2.2) a plurality of interconnections to the lateral sides, wherein one end of each third side brace member is pivotally interconnected with one end of an opposite lateral side third brace member (17,14), and the other end of each third side brace member is pivotally interconnected with the first end of an opposite lateral side second brace member (13,12), and (b) a plurality of configurations with respect to the ground, which includes, (b1) an arm chair configuration, wherein one end of each pivotally interconnected lateral side third brace member and one end of each third side brace member (17,14), together with the other end of each lateral side first brace members (16,15), form ground engaging supports for the frame assembly, and each said lateral side third brace member alternative pivotal connection intermediate its ends is to the lateral side first brace member (1,3), or (b2) a straddle chair configuration, wherein one end of each pivotally interconnected lateral side second brace member and the other end of each third side brace member (13,12), together with the other end of each lateral side third brace member (10,11), form ground engaging supports for the frame assembly, and each lateral side third brace member alternative pivotal connection intermediate its ends is to the lateral side second brace member (7,8); and (B) a sling seat supported in suspended relationship on the frame assembly.