Power driven rotary data storage and retrieval file

Details Power driven rotary data storage and retrieval file Power driven rotary data storage and retrieval file

1975-06-20

1976-11-23

Gilliam, Paul R.

Supports: cabinet structure

Spaced pedestal type

Rotary pedestal compartment

312305, 211 15, 108 94, A47B 5300, A47F 308

Patent

active

039933750

ABSTRACT:
A data storage and retrieval file having a spoked wheel frame rotatably supported upon a post and carrying an annular data storage pan unit comprising a plurality of separable sections supported upon the spokes. A chain driven sprocket rotatably supported upon the post transmits its rotation through a floating friction slip plate clutch to the wheel frame, the load of the frame being supported upon a collar of the post, and pressure applying screws being carried by the frame are employed for adjusting the slipping point of the clutch plates.

REFERENCES:
patent: 1704953 (1929-03-01), Schockett et al.
patent: 1790338 (1931-01-01), Chartoff
patent: 2044518 (1936-06-01), Thorstensen
patent: 2255889 (1941-09-01), Kleinwachter
patent: 2332845 (1943-10-01), Ducarpe
patent: 2971651 (1961-02-01), Shoffner
patent: 3056506 (1962-10-01), Fuller et al.
patent: 3245545 (1966-04-01), Lortie
patent: 3672740 (1972-06-01), Proulx

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