Horizontally supported planar surfaces – Vertically adjustable – Shelf type
Patent
1977-10-31
1979-05-01
Scott, Samuel
Horizontally supported planar surfaces
Vertically adjustable
Shelf type
74 8915, 312312, A47B 900
Patent
active
041518047
ABSTRACT:
This disclosure is concerned with the improvement of motor-driven elevating apparatus for television receiver tables and the like residing in a novel drive transmission embodying notched pulleys and belts for controlling a screw drive, with a braking system actuable only upon the lowering of the table surface or platform.
REFERENCES:
patent: 1088419 (1914-02-01), Heyer
patent: 2311972 (1943-02-01), Simpson
patent: 2854308 (1958-09-01), Harris
patent: 3141102 (1964-07-01), Steingroever
patent: 3404576 (1968-10-01), Cicognani
patent: 3447006 (1969-05-01), Bair
patent: 3761152 (1978-09-01), Cory
Kunze Eberhard
Wache Albert
Anderson Gerald A.
Scott Samuel
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