Head base supporting device in auto-reversal tape player

Details Head base supporting device in auto-reversal tape player Head base supporting device in auto-reversal tape player

1989-07-21

1990-11-13

Heinz, A. J.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Drum record

G11B 554

Patent

active

049706136

ABSTRACT:
A head base supporting device in an auto-reversal tape player for movably supporting a head base including a slide hole extending in a moving direction of the head base and an open end formed at an end of the slide hole opening in the retract direction of the head base; a guide projection formed on the chassis and adapted to engage the slide hole, the guide projection having a neck portion adapted to engage the slide hole in a slidable manner and a head portion formed at an end of the neck portion and having a width greater than a width of the slide hole, whereby the engagement portion of the head base is slidably engaged with the neck portion of the guide projection to movably support the head base; and a pair of disengagement preventing portions formed in the head base at positions such that when the head base is moved in the advance direction, either of the disenagement preventing portions is brought into opposition to a restriction pin abutting against a roller selection restricting portion of a selector lever, wherein a distance between the restriction pin and the disengagement preventing portion is set to be smaller than a distance allowing disengagement of the head portion of the guide projection from the open end of the slide hole.

REFERENCES:
patent: 4674001 (1987-06-01), Takahashi
patent: 4757403 (1988-07-01), Hayashi et al.

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