Fastener insert structure
CA 2227627 A1 · Owner: Aoki, Susumu · Inventors: Aoki, Susumu; Sugai, Chikafumi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In bottoms of three bolt head receiving holes 26 of a stay body 11 made of resin, there are embedded respective collars 30 by insert molding, in such a manner that both end surfaces of each collar are exposed. In an outer peripheral surface of the collar body 31, a knurled portion 32 is formed to leave a non-knurled portion 33 in a lower end portion of the collar body 31. The collar 30 is embedded in the stay body by insert molding in such a state that a slightly chamfered seating surface 34 of the non-knurled portion 33 is slightly projected from a lower end surface of the stay body 11. Since a resin adhered portion is not formed on the seating surface of the non-knurled portion of the …
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 January 21, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 21, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 21, 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.