Submerged arc welding gun
CA 1161502 A · Owner: Carrier Corporation · Inventors: Smith, Donald A.; Pifer, David L.; Gentilo, Dennis R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Submerged Arc Welding Gun, Abstract, A submerged arc welding gun includes a housing having a bore extending therethrough. The housing includes a welding nozzle defining one end. Welding wire is directed through the bore of the housing to said nozzle. A flux tube is also disposed within the bore in spaced relation to the welding wire for delivering flux from a source thereof to the nozzle. The flux tube terminates substantially adjacent to the nozzle. The flux tube is connected to a source of pressure for feeding the flux through the tube to the nozzle.
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 January 31, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 31, 2001.
- 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.