Rotary head device

Details Rotary head device Rotary head device

1982-07-16

1986-07-29

Wolff, John H.

Dynamic magnetic information storage or retrieval

Record transport with head moving during transducing

Tape record

360107, 36013024, G11B 552, G11B, G11B

Patent

active

046033599

ABSTRACT:
A rotary head device for a rotary head-type magnetic recording/reproducing apparatus comprising a fixed drum and a rotary member which has a magnetic head disposed therein is provided with a ball bearing which is formed by inserting a plurality of rolling members into annular grooves which are respectively formed in the fixed drum and the rotary member on their opposed sides and are located adjacently to their peripheries.

REFERENCES:
patent: 4058845 (1977-11-01), Zahn
patent: 4212042 (1980-07-01), Koshelev et al.
patent: 4251840 (1981-02-01), Maruyama et al.
patent: 4314284 (1982-02-01), Sato et al.
patent: 4354211 (1982-10-01), Gilovich et al.
patent: 4366519 (1982-12-01), Maruyama et al.
patent: 4408239 (1983-10-01), Ushiro

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