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Expired Canadian patentCanada

Cartridge feed system for an automatic gun

CA 1075059 A · Owner: Werkzeugmaschinenfabrik Oerlikon-Buhrle Ag · Inventors: Ruppen, Bruno; Bohler, Pierre; Hottinger, Conrad

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

INVENTORS: CONRAD HOTTINGER, BRUNO RUPPEN PIERRE BOHLER, and, EMIL SINGENBERGER, INVENTION: CARTRIDGE FEED SYSTEM FOR AN AUTOMATIC GUN ABSTRACT OF THE DISCLOSURE, A cartridge feed system for an automatic gun comprising a drum magazine possessing a number of chambers the drum magazine, being rotatably mounted about a drum shaft connected with the gun mount and incrementally or step-wise drivable. A first feed device is provided which moves the cartridges out of a respective chamber of the drum magazine and such first feed device is arranged stationarily externally of the drum magazine. A storage is disposed between the drum magazine and the gun and possesses two channels. The storage with …

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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.

Why it's free to use

  • Granted April 8, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 8, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedApril 8, 1980
Term endedApril 8, 1997
Patent numberCA 1075059 A
Classification (IPC)F41A9/76 +1 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedApril 8, 1980Term endedApril 8, 1997

Sources & verification

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