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Expired Canadian patentCanada

Electronic module interlock and extraction mechanism

CA 1319968 C · Owner: Pham, Hoa · Inventors: Pham, Hoa; Max, Robert Charles

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

ELECTRONIC MODULE INTERLOCK AND EXTRACTIoN MECHANISM ABSTRACT OF THE DISCLOSURE, A removable power supply interlock and extraction mechanism (2) includes a switch guard (16) mounted to the, front panel (14) of a module (4) movable between a safe, position when the power switch (12) is off to keep it off and a working position, at which the switch can be freely turned on and off. When the module is being inserted into an electrical unit (16), an actuator (34) mounted to the, front panel, is rotated in its insertion rotary direction (50) so the switch guard moves from its safe to its working position; simultaneously a latching element (62) on the actuator engages a latching surface (60) on …

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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 July 6, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 6, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 16, 1989
GrantedJuly 6, 1993
Term endedJuly 6, 2010
Patent numberCA 1319968 C
Classification (IPC)H05K7/14

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedAug 16, 1989Patent grantedJuly 6, 1993Term endedJuly 6, 2010

Sources & verification

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