Supports: racks – Shelf type – Knockdown
Reexamination Certificate
1999-10-13
2001-07-03
Stodola, Daniel P. (Department: 3634)
Supports: racks
Shelf type
Knockdown
C108S147120, C108S147130, C108S147150, C108S147170
Reexamination Certificate
active
06253933
ABSTRACT:
FIELD OF INVENTION
The present invention relates generally to a rack, and more particularly to a shelving rack that can be easily assembled and disassembled.
BACKGROUND OF THE INVENTION
The U.S. Pat. Nos. 3,757,705; 5,390,803; 4,656,952; 5,676,263; 4,852,501; 4,595,107; and the U.S. Pat. Ser. No. 09/305,081 disclose a rack comprising a plurality of tapered tubes and locating pieces, which are fasten with the upright support rods. In the process of adjusting the level of the shelf of the rack, it is necessary to adjust the tapered tubes and the locating pieces. The adjustment of the tapered tubes and the locating pieces can not be easily carried out.
SUMMARY OF THE INVENTION
The primary objective of the present invention is to provide a rack which can be easily assembled and disassembled.
In keeping with the principle of the present invention, the foregoing objective of the present invention is attained by a rack comprising a plurality of upright support rods, locating pieces, holding pieces, and shelves. The shelves are supported by the upright support rods in conjunction with the locating pieces and the holding pieces such that the position of the shelves can be easily adjusted. Each holding piece is formed of an arcuate male piece and an arcuate female piece. The shelves are supported by the upright support rods in conjunction with the locating pieces and the holding pieces. The holding pieces are located by the locating pieces at a certain level of the upright support rods such that the shelves are retained at the level by the shelf-holding seats of the holding pieces.
The forgoing objective, features, and functions of the present invention will be more readily understood from the following detailed description of the present invention with reference to the accompanying drawings.
REFERENCES:
patent: 5427465 (1995-06-01), Sato
patent: 6044988 (2000-04-01), Yang
Bacon & Thomas PLLC
Harris Erica B.
Stodola Daniel P.
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