Action rate control system
CA 2543824 C · Owner: Ra Brands, L.L.C. · Inventors: Jarboe, Michael Brent; Keeney, Michael D.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordNo Claude kit for weapons
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Abstract From the Canadian patent
An action rate control system (10) for a gas operated firearm that includes an action sleeve (21) and an action rate control cylinder (11). The action sleeve (21) moves in a rearward direction in response to a volume of combustion gases that are generated during firing of the firearm and diverted from the barrel (23) of the firearm through gas ports. The action rate control cylinder (11) is connected to the action sleeve (21) by a linkage (12-16) that controls movement and slowing of the action sleeve (21) as it approaches a rear limit for its movement. The resistance force generated by the rate control cylinder (11) is a function of the velocity of the action sleeve (21) during its …
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
- Filed October 29, 2004 and granted May 22, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 29, 2024.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.