Device for displaying a first part relative to a second part
CA 1296706 C · Owner: Nilsson, Nils Enar · Inventors: Nilsson, Nils Enar
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A lifting device comprising two piston cylinder mechanisms (1) is adapted to lift a first part (2) relative to a second part (3). The first part (2) is in releasable force transmitting engagement with the pistons (9) of the mechanisms. Arrangements (17) for restricting the expansion of the mechanisms act tensile force transmitting between the first part (2) and the cylinders (15) of the mechanisms. The portions of the pistons (9) intended to be received in the cylinders have generally uniform cross sections. The tensile force transmitting arrangements (17) are adapted to allow disengagement of the first part (2) from the pistons (9) and such movement of the first part that the pistons get …
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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 March 3, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 3, 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.