Press apparatus
CA 2350699 A1 · Owner: Umix Co. Ltd. · Inventors: Matsuoka, Mitsuo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A pressing apparatus provides an urging force for the slide cam to press only when necessary, and elsewhere this pressing-urge is held as small as possible, whereby abnormal wear and seizure of the slide cam slide cam base , and, the sliding portion of the driven cam are prevented. The pressing apparatus can also provides a large retracting force for the slide cam near a lower dead center of a pressing stroke. The present invention provides a pressing apparatus comprising: a slide cam base; a slide cam slidably provided in a guidepost attached to the slide cam base, the slide cam holding a pressing member such as a bending member and being, guided by the slide cam base; a retracting-urge …
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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 15, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 15, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 15, 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.