Method of attaching a first metal plate to a second metal plate, and an attaching means for executing the method
CA 1264530 C · Owner: Fredriksson, Rune · Inventors: Fredriksson, Rune
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method for attaching a first plate (2) of a first metal, such as titanium, alloy steel or a similar material to a second plate (4) of a second metal. A hole (6) is made in the plates and a pin shaped attaching member (8,10) of the first metal, or a metal weldable thereto is introduced into the hole so that it cannot move axially outwardly from the first plate. One end of the attaching member has been provided with a sidewardly bendable edge portion (14) and the attaching member is introduced into the hole (6) so that this end extends above the first plate (2). This edge portion (14) is then bent over sidewardly in a direction towards the surface of the first plate so that the plates are …
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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
- Granted January 23, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 23, 2007.
- 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.