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Expired Canadian patentCanada

Automatic solder machine

CA 1314174 C · Owner: Hieshima, Howard · Inventors: Ono, Harry; Meixner, Robert; Hieshima, Howard

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

An automatic spot soldering machine incorporates apparatus for automatically sequencing through operations for forming soldered joints at a predetermined position. The sequence includes preforming a quantity of solder from a length of solder wire and positioning it on the joint, and lowering a soldering iron into position for a predetermined period of time. The solder wire is advanced and retracted by a reversible clutch incorporating a rotatable disk and a concentric clamping ring.

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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 9, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 9, 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.
FiledJanuary 13, 1987
GrantedMarch 9, 1993
Term endedMarch 9, 2010
Patent numberCA 1314174 C
Classification (IPC)B23K3/00 +1 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedJan 13, 1987Patent grantedMarch 9, 1993Term endedMarch 9, 2010

Sources & verification

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