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Expired Canadian patentCanada

Recording and/or reproducing apparatus with rotary head for recording and reproducing signals

CA 1310115 C · Owner: Ohyama, Masao · Inventors: Ohyama, Masao; Nagasawa, Tsuyoshi

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A recording and/or reproducing apparatus for a magnetic tape cassette has a rotary head mounted on the recording and/or reproducing apparatus and a loading mechanism for extracting a length of magnetic tape from a magnetic tape cassette and moving the length of magnetic tape to various positions corresponding to various operation modes of the recording and reproducing apparatus. The loading mechanism includes first and second movable members respectively movable along predetermined first and second paths. The rotary head is mounted in such a manner that the axis of the rotary head assembly lies oblique to a vertical axis in such a manner that first ends of the first and second paths lie …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted November 10, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 10, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 11, 1986
GrantedNovember 10, 1992
Term endedNovember 10, 2009
Patent numberCA 1310115 C
Classification (IPC)G11B15/66 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedFeb 11, 1986Patent grantedNov 10, 1992Term endedNov 10, 2009

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.