Winch switch
CA 2431597 A1 · Owner: Abrahamson, Bryce · Inventors: Abrahamson, Bryce
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus and method for controlling a power winch and a kit, and method for retrofitting an existing control block to control a power winch. The, apparatus consists of a control yoke control unit having an engine control switch, a, winch control switch, and at least one switch support for supporting the engine, control and winch control switches. Both switches are incorporated into the control, yoke control unit. The control unit may have only a single switch support with both, switches therein, or it may have two switch supports each with one switch. The control unit also includes a mechanism for attaching the control unit to a control, yoke, and an electrical connection for …
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 June 10, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 10, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 10, 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.