Cylinder motor apparatus

Details Cylinder motor apparatus Cylinder motor apparatus

1996-10-17

1998-09-29

Ometz, David L.

Dynamic magnetic information storage or retrieval

Record transport with head moving during transducing

Tape record

36013022, G11B 552

Patent

active

058153390

ABSTRACT:
A cylinder motor apparatus includes a chassis, a shaft, a circuit board, a supporting member for supporting the shaft on the chassis in a freely rotatable state, a rotor fixed to the shaft, which has a stator housing having a circular, concave shape facing in a direction away from the supporting member and a magnet provided in the stator housing, a stator housed in the stator housing and fixed to the circuit board, and an electric circuit provided on the circuit board for controlling the rotation of the rotor.

REFERENCES:
patent: 4654738 (1987-03-01), Kato et al.
patent: 4740848 (1988-04-01), Schild et al.
patent: 4823218 (1989-04-01), Ibe et al.
patent: 4890177 (1989-12-01), Katoh et al.
patent: 4972283 (1990-11-01), Kim
patent: 5028829 (1991-07-01), Cap et al.
patent: 5359475 (1994-10-01), Aseere et al.
patent: 5388015 (1995-02-01), Schandl et al.
Patent Abstracts of Japan, vol. 11, No. 236 (P-601) Aug. 4, 1987 & JP-A-62 047 896 (Hitachi Ltd.) Mar. 2, 1987.
Patent Abstracts of Japan, vol. 12, No. 465 (E-690) Dec. 7, 1988 & JP-A-63 186 550 (Secoh Giken Inc.) Aug. 2, 1988.

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