Device for lifting-lowering and rotating operations
CA 1054774 A · Owner: Buhrer, Erwin · Inventors: Buhrer, Erwin
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In a production operation such as a molding operation, a device is used for moving both the molded parts produced and molds or similar elements used in the operation between different, working stations. The device includes support frames releasably engageable with the molded parts or elements to be moved and a mechanism supporting the frames. The mechanism extends vertically and can be lifted, lowered and rotated about its vertical axis. The movement of the mechanism is regulated so that the parts or elements being moved can be located in exact position at the working stations without any damage to the mechanism used in the moving operation or to the elements or items being moved.
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 May 22, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 22, 1996.
- 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.