Welding robot
CA 1293029 C · Owner: Nakamura, Hisanori · Inventors: Sonoda, Akikazu; Fujita, Sinji; Sato, Masanobu
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An industrial spot welding robot having a swingable arm carrying a welding gun at a tip end. Fluid hoses are provided for circulating cooling liquid through the welding gun and for supplying gun actuating compressed air to the welding gun. The fluid hoses are arranged to extend along the robot arm to the base of the robot so that posts or other members are not required to support the hoses.
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 December 10, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 10, 2008.
- 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.