Method and apparatus for manufacturing hinges
CA 2426748 A1 · Owner: Portland Products, Inc. · Inventors: Ruddy, Steve A.; Ward, Hal
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The instant invention is a method and apparatus for assembling two hinge leaves. The apparatus includes an assembly for feeding a predetermined length of a, wire pintle into a shear assembly. The shear assembly cuts the wire pintle to a, specified length and locates the wire in a channel. Substantially simultaneously with, the shearing ofthe wire apunch and die assembly adjacent the shear assembly locates, the two leaves of the hinge such that the barrels of the hinge are aligned. Once in, position, a linear actuator drives the sheared length of wire pintle into the aligned, hinge barrels to couple the two hinge leaves together. Once the pintle has been, inserted, staking pins within …
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 April 16, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 16, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 16, 2025.
- 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.