Timer controlled device for cleaning a moving head and/or a drum

Details Timer controlled device for cleaning a moving head and/or a drum Timer controlled device for cleaning a moving head and/or a drum

1993-08-16

1994-05-03

Tupper, Robert S.

Dynamic magnetic information storage or retrieval

Head

Head accessory

G11B 541

Patent

active

053093070

ABSTRACT:
A cleaning device for cleaning a video drum or video head of a video unit comprises a cassette tape type housing. A carrier arm pivotal in the housing carries a brush for cleaning the video drum and video head. A linkage arm under the action of a drive spring pivots the carrier arm into cleaning engagement with the video drum. A control member under the action of a return spring pivots the linkage arm to return the carrier arm. A timing wheel times a cleaning cycle and controls the linkage arm and the control member.

REFERENCES:
patent: 4462056 (1984-07-01), Kara
patent: 4586099 (1986-04-01), Suzuki et al.
patent: 4704647 (1987-11-01), Hino
patent: 4803583 (1989-02-01), Bogdarski
patent: 5109313 (1992-04-01), D'Alayer de Costemore d'Arc
Patent Abstracts of Japan, vol. 10, No. 241 (P-488)(2297) Aug. 20, 1986 & JP-A-61 071 409 (Kyushu Hitachi Maxell Ltd), Apr. 12, 1986.
Patent Abstracts of Japan, vol. 13, No. 345 (P-909)(3693) Aug. 3, 1989 & JP-A-1 102 714 (Sharp Corp.), Apr. 20, 1989.

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