Mechanical fuse for electric power line
CA 2343502 A1 · Owner: Tridem Industries Inc. · Inventors: Dinsmore, Sean
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A mechanical fuse and fuse assembly for a power line assembly is designed to fail under a, predetermined physical load so as to protect a power line supporting structures and associated, equipment. The fuse is a length of frangible metal with a reduced diameter portion, coupled to a, housing so as to be placed in tension when placed under a load. The housing has terminations for, coupling to power line hardware. The fuse is threaded at one end and has a bolt head at the other, end while the housing is provided in two separable portions one of which is , threaded to receive the threaded end of the fuse while the other portion has a through bore to receive the fuse and locate the, bolt …
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 6, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 6, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 6, 2023.
- 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.