Idler gear cut-off mechanism for a cassette tape recorder

Details Idler gear cut-off mechanism for a cassette tape recorder Idler gear cut-off mechanism for a cassette tape recorder

1987-07-20

1989-02-14

Hecker, Stuart N.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Drum record

360137, G11B 554, G11B 1500

Patent

active

048050440

ABSTRACT:
A cassette type tape recorder comprises a magnetic head for recording on and reproducing from a magnetic tape in a tape cassette, a drive gear, a head displacing cam mechanism for changing-over the position of the magnetic head between its play and non-play positions, an idler for driving the head displacing cam mechanism by drive power transmitted from the drive gear, a cut-off gear movable and engageable with the drive gear and the idler, the cut-off gear being arranged to cut off the drive power transmission from the drive gear to the idler when the cut-off gear is in a cut-off position, and a cut-off gear displacing cam mechanism for displacing the cut-off gear to said the cut-off position when the magnetic head is brought into its play position by the head displacing cam mechanism.

REFERENCES:
patent: 3877074 (1975-04-01), Guttinger
patent: 4330801 (1982-05-01), Morinaga et al.
patent: 4348704 (1982-09-01), Takagi et al.
patent: 4399475 (1983-08-01), Shimomae
patent: 4430680 (1984-02-01), Yamaguchi et al.
patent: 4479155 (1984-10-01), Takai et al.
patent: 4611251 (1986-09-01), Yokoo
patent: 4626940 (1986-12-01), Kobayashi

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