Information recording and/or reproducing apparatus having a head

Details Information recording and/or reproducing apparatus having a head Information recording and/or reproducing apparatus having a head

1994-09-02

2000-04-04

Psitos, Aristotelis M.

Dynamic magnetic information storage or retrieval

Recording on or reproducing from an element of diverse utility

G11B 500

Patent

active

060468696

ABSTRACT:
In an information recording and reproducing apparatus which conveys a film in which one of a magnetic recording portion and an optical recording portion is provided while guiding the film by a conveying guide and which causes a magnetic or optical head to follow an end surface of the film in a transverse direction thereof, which fishtails, when a portion of at least one edge following surface which abuts a side edge of the film constantly slides on a straight-line portion of the side edge of the film, the relative positional relationship between the one of the magnetic recording portion and the optical recording portion and the magnetic or optical head can be maintained in a fixed state even when the edge following surface passes over a concave portion formed on the side edge of the film. Further, recording or reading of one of magnetic information and optical information can be correctly effected and also the film is not damaged.

REFERENCES:
patent: 3319051 (1967-05-01), Renold
patent: 5005031 (1991-04-01), Kelbe
patent: 5041933 (1991-08-01), DeMarti, Jr. et al.
patent: 5285325 (1994-02-01), Kiesow
patent: 5400200 (1995-03-01), Bloemendaal et al.
patent: 5430512 (1995-07-01), Itoh et al.

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