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Expired Canadian patentCanada

Method for detecting the molding defectiveness of a press-molded workpiece and a terminal press-bonding apparatus utilizing the same

CA 1320758 C · Owner: Yamamoto, Yoshio · Inventors: Abe, Fumihiko; Yamaguchi, Shizuka; Yamamoto, Yoshio

CIPO record

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Abstract From the Canadian patent

A method of press-molding defectiveness detection adapted for the detection of the press-bonding defectiveness of a terminal which is attached to the end of a covered wire so that a wire barrel and a insulation barrel of the terminal are press-bonded to a conductor portion at the end of the covered wire and a covered portion of the wire, respectively by press-, molding. A profile of a press-bonding load acting on the terminal during terminal press-bonding operation is detected, and the press-bonding defectiveness of the terminal is determined by comparing the detected pressbonding load profile with a reference press-bonding load profile. The press-bonding defectiveness of the terminal may …

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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 27, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 27, 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.
FiledMay 10, 1988
GrantedJuly 27, 1993
Term endedJuly 27, 2010
Patent numberCA 1320758 C
Classification (IPC)H01R43/04 +1 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedMay 10, 1988Patent grantedJuly 27, 1993Term endedJuly 27, 2010

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