System for drivingly connecting gears, pulleys, wheels, rollers and other apertured components to shafts
CA 2035287 A1 · Owner: Rampe, John F. · Inventors: Rampe, John F.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract, A connection system is provided for mounting apertured components such as gears, pulleys, rollers and the like on shafts. In preferred form, the system of the invention provides connections that are releasable so that shaft-mounted components can be repositioned, removed, serviced and/or replaced. A component that is to be mounted on a shaft is provided with a mounting hole that has an inner diameter that loosely receives the outer diameter of a shaft onto which the component is to be mounted. A ring of elastomeric material is inserted into an annular space that is defined at a location between the inner diameter of the mounting hole and the outer diameter of the shaft; and the …
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, and the Claude kit works from them.
Why it's free to use
- Filed January 30, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 30, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 30, 2013.
- 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.