Rotatable base unit support for a file cabinet

Supports – With means to facilitate installation – repair – or...

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Details

248349, 312252, 211163, A47B 4900

Patent

active

044859970

ABSTRACT:
A file cabinet support in the form of a base unit having an upper member rotatable relative to a stationary lower member selectively in either direction so as to present to the user either an open or a walled side of a separable file cabinet mounted upon the upper member; a floating disk between the upper and lower members having rollers about its periphery which ride against opposed flat surfaces of the upper and lower members; a pair of parallel heavy metal rings, one fixed to and encased in the upper member, the other fixed to an underface of the lower member, the rings having the sides of their rims in alignment with the peripheries of the rollers; a pivot shaft unitary with the upper member depending axially through the unit to the underside of the lower member; and a plate washer bolted to a bottom end of the pivot shaft restraining separation of the components of the unit.

REFERENCES:
patent: 327032 (1885-09-01), Stevens
patent: 559161 (1896-04-01), Brower
patent: 1819656 (1931-08-01), Pressley
patent: 2687267 (1954-08-01), Copenhaver
patent: 3312440 (1967-04-01), Zelony
patent: 3598351 (1971-08-01), Schreyer
patent: 3692266 (1972-09-01), Jacobs
patent: 3868157 (1975-02-01), Robinson
patent: 4191437 (1980-03-01), Funke

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