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Expired Canadian patentCanada

Automatic soldering apparatus

CA 1285998 C · Owner: Fukuhara, Yu · Inventors: Kuranari, Shinsaku; Fukuhara, Yu; Masuda, Tsugunori

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

An automatic soldering apparatus wherein a fixture is conveyed sequentially and endlessly by an elevation mechanism of a loading unit soldering, conveyors of a plurality of units that relate to the soldering operation, an elevation mechanism of an unloading unit, and return conveyors of units relating to the soldering operation; works are automatically fitted to the fixture by the loading unit, and while the fixture is being conveyed by the soldering conveyor of each of the units which relate to the soldering operation and are combined with one another suitably, whenever necessary the, soldering operation of the works and other operations associated therewith are carried out; and the …

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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 9, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 9, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 28, 1987
GrantedJuly 9, 1991
Term endedJuly 9, 2008
Patent numberCA 1285998 C
Classification (IPC)B23K37/04 +2 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedSep 28, 1987Patent grantedJuly 9, 1991Term endedJuly 9, 2008

Sources & verification

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