Universal rack
OwnerYick Wah Hoinventor
Life of this patent
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Abstract
The present invention discloses a universal rack, comprises a plurality of upright posts and a plurality of cross bars securely joined together via one-way connecting pieces, two-way connecting pieces and three-way connecting pieces. The universal rack of the present invention can be randomly designed and assembled according to the pattern of space to form a storing shelf of all sorts of different shapes. After assembling, said universal rack can be randomly dissembled. Meanwhile, transformation on single layer can be held when the universal rack is carrying things, and said universal rack can be assembled and disassembled without any tools and other attachments.
Claims10
A universal rack, comprises a plurality of upright posts (1) and a plurality of cross bars (2) connected via a plurality of connecting pieces (3, 4, 5), characterized in that:
- said upright posts (1) and cross bars (2) are hollow tubes, wherein a plurality of holes (10) are provided on the side walls of the upright posts (1);
- the cross section at both ends of said cross bars (2) are in inverted U-shape;
- downward protruding retainers (21) are provided on the interior surface of the upper side wall of the ends of said cross bars (2);
- meanwhile, inward protruding protrusions (23) are provided on the interior surface of the two side walls of the ends of said cross bars (2);
- said connecting pieces (3, 4, 5) comprises frames (31), push rods (34), protruding pieces (32) and spring pieces (33), wherein:
- a connecting panel (30, 40, 50) is securely joined to the ends of said frames (31), and a plurality of protrusions (301, 401, 501) are provided on said connecting panels (30, 40, 50) , said protrusions (30, 40, 50) can be snapped right into the holes (10) on the side walls of said upright post, recesses (310) are provided on the top surface of said frame (31) that said recesses (310) engage with the protruding retainers (21) on the interior upper surface of said cross bars when said frame (31) engages with the cross bars (2);
- and holes (311) are provided on the interior surface of the two side walls of said frame (31), said holes (311) engage with the protrusions (23) on the interior side surfaces of said cross bars (2);
- meanwhile bosses (312) are provided on the two side walls of said frame (31) for engaging with the retaining pieces (32);
- protrusions (321) provided on said retaining plates (32) protrudes in opposite direction with the bosses (312) on the side of the ends of said frame (31) that said protrusions (321) would snap into the holes (311) provided on said frame (31) when the retaining plate (32) engages with the frame (31);
- meanwhile, a protrusion (320) is provided inward at the middle of said retaining plate (32) for holding said push rod (34) by means with the action of the side wall of said frame (31);
- meanwhile, said retaining plate (32) interconnects at the top via the spring piece (33).
Dependencies are inferred from the claim text.