Roll-up lap tray

Details Roll-up lap tray Roll-up lap tray

1989-06-14

1990-09-25

Chen, Jose V.

Horizontally supported planar surfaces

With structural installation

Body related

108 67, 108112, A47B 2300

Patent

active

049585770

ABSTRACT:
A lap tray is amenable to being rolled up into a cylindrical storable configuration, and to being unrolled into a set-up configuration. The tray includes slats mounted on one side of a layer of flexible material, and a brace assembly located on the other side of the layer of flexible material. The brace assembly includes brace elements connected to the slats by a pivot pin and are in an X-shape when supporting the slats in the set-up configuration. The rolled up tray is carried and stored in a carrying case.

REFERENCES:
patent: 100446 (1870-03-01), Reichenbach et al.
patent: 154126 (1874-08-01), Cotton
patent: 704552 (1902-07-01), Lieske
patent: 981114 (1911-01-01), Ridgely
patent: 1126611 (1915-01-01), Wright
patent: 3884159 (1975-05-01), Faria
patent: 4026219 (1977-05-01), Shupe et al.
patent: 4088081 (1978-05-01), D'Arcs
patent: 4234973 (1980-11-01), Vetter et al.

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