Brake mechanism for tape cassette
CA 1233153 A · Owner: Sony Corporation · Inventors: Harada, Masayuki
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A brake mechanism for a pair of reels of a tape cassette includes a base member slidable in a guideway in a direction extending between the pair of reels. A pair of stopper members or arms are hinged on the base member and extend away therefrom for arbitrarily engaging with teeth on flanges of the reels. The base block includes a spring hold pin to which is anchored a spring which urges the stopper members towards the teeth to lock the reels in position.
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
- Granted February 23, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 23, 2005.
- 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.