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Expired Canadian patentCanada

Vibratory cleaning system for rollable workpieces

CA 1051320 A · Owner: Skf Industrial Trading And Development Company B.V. · Inventors: Buhrman, Willem M.; Van Amerongen, Evert

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Abstract From the Canadian patent

IN THE UNITED STATES PATENT AND TRADEMARK OFFICE CLEANING APPARATUS FOR, MECHANICAL WORKPIECES EVERT VAN AMERONGEN, AND, WILLEM M. BUHRMAN ABSTRACT OF THE DISCLOSURE:, A cleaning apparatus for cleaning mechanical workpieces such, as bearings, comprises a reservoir for containing a cleaning liquid. a stationary conveyor mechanism partially immersed in the cleaning liquid, and a high frequency vibration source disposed in proximity to and near the bottom of the reservoir. Responsive to the vibration source transmitting vibratory energy via a coupling medium to the cleaning liquid, the workpieces are simultaneously conveyed along the conveyor mechanism and cleansed in the cleaning liquid.

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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 March 27, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 27, 1996.
  • 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—
GrantedMarch 27, 1979
Term endedMarch 27, 1996
Patent numberCA 1051320 A
Classification (IPC)B08B3/12

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedMarch 27, 1979Term endedMarch 27, 1996

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