Mechanical interlock assembly
CA 2244582 A1 · Owner: Collis, Todd M. · Inventors: Collis, Todd M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed is a mechanical interlock assembly (10) for use within an electronics enclosure (62) for preventing actuation of a service breaker switch (18) when a main breaker switch (17) is actuated. The mechanical interlock assembly comprises a bracket (14) an arm, (15) and a spring (16). The arm and spring are retained in a bracket which is mountable within the electronics enclosure adjacent the service breaker switch and the main breaker switch to selectively prevent unwanted actuation of the switches. The arm is slidable along a generally axially non-movable pin (24) which extends axially between a first side wall (19) and a second side wall (20) of the bracket. The spring is retained …
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 August 7, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 7, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 7, 2020.
- 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.