The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 18, 1987
Filed:
Dec. 23, 1986
Rees Acheson, Alstead, NH (US);
Other;
Abstract
A welding apparatus is disclosed for circular welding an outer surface or a bore surface of a metallic object. The apparatus consists of a rotatable spindle, a rotatable power connector connected to the spindle, and an offset adjustment device connecting the spindle to an orbital welding torch. A weld nozzle is provided at one end of the torch. A wire feed device is connected to the spindle. The welding apparatus is provided with a wire transmission conduit, a gas transmission conduit and an electrical power transmission conduit for guiding wire, gas and electrical power to the rotatable power connector, and on to the rotatable spindle and torch. A wire feed device is provided for feeding wire from a supply and the entire supply is mounted for rotation with the welding torch about the path of feed of the wire.