Device in combinative yoke means
CA 1292968 C · Owner: Karlsson, Gosta · Inventors: Karlsson, Gosta
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A container and trailer-handling combination yoke having lifting arms mounted at the opposite ends of two transversely extending, longitudinally spaced yokes interconnected by a telescopically extensible frame are, mounted for pivoting between respective generally vertical, operating positions and generally horizontal elevated positions. The arms are mounted to the respective yoke ends via respective intermediate members which are themselves pivotally mounted to the yokes about respective generally horizontal, longitudinally extending axes, so that the elevated arms may be swung inboard to storage positions lying transversely inboard of the respective ends of the yokes. Preferably …
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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 December 10, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 10, 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.
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.