Breech locking system for self loading firearms
CA 1308950 C · Owner: Victory Arms Co. Limited · Inventors: Smith, David E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
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Abstract From the Canadian patent
A self loading firearm of the locked breech short recoil pistol type has a barrel and a breech block slide provided with a separate locking block accommodated between the underside of the barrel and the upper surface of a movable trigger guard. The locking block is provided with means for positively locking the barrel to the slide during the high pressure period of the firing cycle of the firearm and means for enabling release of the slide from the barrel during the remainder of the firing cycle. Means described for permitting release of the locking block comprise a rotary catch which is rotatable between a position to hold the locking block in its barrel retaining position and a position …
Read the whole patent
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 October 20, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 20, 2009.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.