Boring tool comprising a replaceable cutting insert which is secured against detaching
CA 2338729 A1 · Owner: Schulz, Armin · Inventors: Schulz, Armin
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a boring tool comprising a retaining device which extends in the, direction of a longitudinal axis and which comprises a shaft section and a head section. A groove, which runs orthogonal in relation to the longitudinal axis and in the direction of a transversal axis, is configured in said head section. The boring tool also comprises a cutting insert which is inserted, in the groove and comprises a clamping element. Said clamping element passes through a receiving, boring configured in the cutting insert and through a boring configured in at least one of the groove, limbs. In addition the clamping element clamps the cutting insert against the at least one …
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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 July 21, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 21, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 21, 2021.
- 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.