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:
Jan. 13, 1987
Filed:
Feb. 17, 1984
Applicant:
Inventor:
Clyde M Slavens, Houston, TX (US);
Assignee:
CRC-Evans Pipeline International, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
228 29 ; 219 / ; 104119 ; 105 33 ; 105144 ;
Abstract
Welding carriage, including an articulated body having support wheel sets on its end sections, one of said end sections supporting a drive assembly movable toward and away from a track upon which the carriage travels, the drive assembly including two tandem drive wheels driven by an electric motor supported by the drive assembly. The carriage may support one welding head or plural welding heads, so that one or more weld beads may be formed as the carriage travels past a section of a welding groove.