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Expired Canadian patentCanada

Adjustable spring angle on vibratory bowl feeders

CA 1232862 A · Owner: Fmc Technologies, Inc. · Inventors: Brown, William R.; Kraft, Robert E.; Beatty, William E.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

A vibratory parts feeder is provided having a base element and a cross arm element supported above the base through the use of leaf springs which are mounted to the base and the cross arm through and with a plurality of interchangeable wedges and flat spacers such that the angle of the leaf springs between the base and the crossarm can be readily changed to facilitate different operating conditions of the vibratory parts feeder.

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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 16, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 16, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 20, 1984
GrantedFebruary 16, 1988
Term endedFebruary 16, 2005
Patent numberCA 1232862 A
Classification (IPC)B65G27/24 +2 more

Timeline

Timeline From CIPO dates

1985198819911994199720002003Application filedJan 20, 1984Patent grantedFeb 16, 1988Term endedFeb 16, 2005

Sources & verification

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