Horizontally supported planar surfaces – Folding – Mutually pivoted crossed legs support surface
Patent
1988-11-21
1989-07-25
Aschenbrenner, Peter A.
Horizontally supported planar surfaces
Folding
Mutually pivoted crossed legs support surface
108121, A47B 302
Patent
active
048502863
ABSTRACT:
A foldable tray assembly which includes a tray which is locatable in a usable position with the upper surface of the tray being substantially horizontal. In the usable position, the tray assembly is located in a cantilevered position as is also the base of the tray assembly. When a human being is sitting in a chair or sofa, the base can be easily moved underneath the chair with the tray being movable to a position directly over the lap of the human being.
REFERENCES:
patent: 739999 (1903-09-01), Engle
patent: 755103 (1904-03-01), Boyd
patent: 2426514 (1947-08-01), Long
patent: 3841699 (1974-10-01), Thomas
patent: 3906848 (1975-09-01), Gow
patent: 4034684 (1977-07-01), Carson et al.
Aschenbrenner Peter A.
Munro Jack C.
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