Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record
Patent
1993-07-07
1994-09-20
Heinz, A. J.
Dynamic magnetic information storage or retrieval
Record transport with head stationary during transducing
Drum record
360 963, G11B 2122
Patent
active
053494881
ABSTRACT:
A mode control ring having cams for operating various devices in a cassette tape recorder is rotatably mounted on a base plate. A normal pinch device and a reverse pinch device are mounted on the base plate. Each of the pinch devices comprises a capstan, a pinch roller provided on a swing lever so as to be engaged with the capstan, and an idler provided to be engaged with a reel gear. A power transmitting devices is provided for transmitting a driving power from a motor to each capstan. The normal pinch device, reverse pinch device are disposed along the circumference of the mode control ring, and each swing lever is arranged so as to be moved in the radial direction of the mode control ring. Selective operation of these devices is controlled by the rotatably mounted mode control ring, which has various cams formed on its inner peripheral surface, on its outer surface, and as grooves therein, which are engaged with cam following members of the devices.
REFERENCES:
patent: 4748521 (1988-05-01), Osawa et al.
patent: 4757405 (1988-07-01), Laudus
patent: 4896234 (1990-01-01), Watanabe et al.
patent: 5018401 (1991-05-01), Ida et al.
patent: 5144507 (1992-09-01), Kurita
patent: 5260844 (1993-11-01), Koga et al.
Akama Hiroyuki
Saito Kazuhiro
Sato Michihiro
Shibata Masanori
Suzuki Shin'ichi
Heinz A. J.
Miller Brian E.
Pioneer Electronic Corporation
Tohoku Pioneer Electronic Corporation
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