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Expired Canadian patentCanada

Reciprocating vibrator for skin massage

CA 1071051 A · Owner: Mabuchi Motor Co. · Inventors: Mabuchi, Kenichi

CIPO record

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

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Abstract From the Canadian patent

TITLE OF THE INVENTION:, RECIPROCATING VIBRATOR FOR SKIN MASSAGE ABSTRACT OF THE DISCLOSURE:, A beauty treatment device comprising a device body having a cylindrical or pistol-grip type handle and a space guide on its one end; a drive unit mounted in the device body and consisting of an electric motor, a reduction gear assembly and a rotating shaft; and energy accumulating means consisting of one or more springs and other members for accumulating energy delivered by the drive unit; an energy releasing means for releasing the accumulated energy by rotation of a rotating disc with rollers which is mounted on the rotating shaft; an actuating member driven by the energy accumulating means and …

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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 February 5, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 5, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedFebruary 5, 1980
Term endedFebruary 5, 1997
Patent numberCA 1071051 A
Classification (IPC)A61H23/00 +1 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedFeb 5, 1980Term endedFeb 5, 1997

Sources & verification

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