Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Tape record
Patent
1983-02-11
1987-09-08
Wolff, John H.
Dynamic magnetic information storage or retrieval
Record transport with head stationary during transducing
Tape record
360742, 192 46, G11B 1524, F16D 1100
Patent
active
046928251
ABSTRACT:
A one way clutch assembly, including a frame, a bearing member having a vertical, central bore therein fixedly secured to the frame, a pulley rotatably mounted on the bearng member, a vertical, drive spindle rotatably mounted within the bearing member central bore, a retainer fixedly secured on the lower protruding end of the bearing member, a circular cam plate rotatably mounted on the retainer, the cam plate having an interior camming surface for effecting radially inward and outward movement and an arcuate recess, a mounting stud fixedly secured to and projecting upwardly from the pulley through the arcuate recess in the cam plate, a pawl rotatably mounted at one end on the mounting stud and having a pin at the other end extending into the interior camming surface of the cam plate, wherein the pawl is movable radially inwardly and outwardly by the interior camming surface, and a ratchet plate fixedly mounted on the lower end of the drive spindle for rotation therewith, the ratchet plate having a plurality of ratchet teeth for engagement and disengagement with the pawl.
REFERENCES:
patent: 1798918 (1931-03-01), Wehinger
patent: 2294112 (1942-08-01), Friden
patent: 4106725 (1978-08-01), Richt
Bussan Matthew J.
Dictaphone Corporation
Pitchenik David E.
Scolnick Melvin J.
Whisker Robert H.
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