Modular self-locking chair with interlocking joint system
AssigneeCipg, LLC
InventorConor Coghlan
Life of this patent
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Abstract
A modular self-locking chair includes two vertical frames comprising of a flexible joint attached at the top of the first and second vertical frames. The chair may include two horizontal frames each including two joint frames and an indentation on an intermediate underside section of one horizontal frame and the other horizontal frame may have an indentation on an intermediate topside section. Each horizontal frame may attach to one of the vertical frames to form two leg assemblies. Aspects of the present disclosure may include a backrest that may include one or more latches attached to the back section of the backrest, a seat base with two or more half-lap joints attached to the underside section of the seat base, and a bow-shaped joint which may attach to an underside section of the seat base.
Claims20
A self-locking chair apparatus, comprising:
- a first and second vertical frame each comprising a joint attached at the top of the first and second vertical frames;
- and
- a first and second horizontal frame each comprising a first and second frame joint attached to a top surface of the first and second horizontal frames,
- wherein the first horizontal frame has an indentation on an intermediate underside section and the second horizontal frame has an indentation on an intermediate topside section,
- wherein the first horizontal frame attaches to the first vertical frame and the second horizontal frame attaches to the second vertical frame to form a first and second leg assembly;
- and
- a backrest with a first and second latch attached to a back section of the backrest;
- and
- a seat base with a first and second half lap joint attached to a proximal underside section of the seat base and a bow-shaped joint attached to a distal underside section of the seat base.
The method claim of 16, wherein the first and second latch attached to the back of the backrest is disengaged to a respective joint attached to the top of the first and second vertical frames by withdrawing a top section of the first and second latch from a top section of the first and second joints providing for the bottom section of the first and second latches attaches to the back of the backrest.
Dependencies are inferred from the claim text.