Horizontally supported planar surfaces – Plural related horizontal surfaces – Horizontally adjustable
Patent
1993-08-23
1994-11-15
Chen, Jose V.
Horizontally supported planar surfaces
Plural related horizontal surfaces
Horizontally adjustable
108115, 108 99, 211153, A47B 1100
Patent
active
053637739
ABSTRACT:
A novel shelf configuration comprises a plurality of juxtaposed shelf units. Each shelf unit has a straight or arc configuration. The shelf unit has a guiding track thereof facilitating a easy extension of the shelf unit to constitute a shelf. Besides, a T slot is disposed at the front end of shelf unit and a positioning tab is disposed at the rear end of the shelf unit. By engaging of a T slot and a positioning tab of an adjacent shelf unit, two adjacent shelf units can be firmly engaged. While the shelf is not in use, the positioning tab can be released from the T slot by a retaining tab which release the positioning tab. By this arrangement, a combined shelf unit can be released one by one providing a convenient utilization and storage.
REFERENCES:
patent: 2657810 (1953-11-01), Garrick
patent: 3986616 (1976-10-01), Gray
patent: 4155312 (1979-05-01), Thorkildson
patent: 4811875 (1989-03-01), DiSimone
patent: 5137160 (1992-08-01), Santucci
Chen José V.
Klein David I.
Rosenberg Morton J.
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