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:
May. 22, 2001
Filed:
Oct. 06, 1999
Applicant:
Inventors:
Fred Harmat, Edmonton, CA;
Graeme Van Dongen, Edmonton, CA;
Assignee:
Almac Machine Works Ltd., Edmonton, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 1/18 ; B23K 3/704 ;
U.S. Cl.
CPC ...
B23K 1/18 ; B23K 3/704 ;
Abstract
A method and apparatus for circumferential application of materials to an interior surface of a curved pipe includes providing a pipe support with a rotational axis. A curved section of pipe is mounted to the pipe support. An arm supporting an applicator head is positioned within the curved section of pipe. The pipe support is rotated about the rotational axis, while coordinating movement of the arm to maintain the applicator head in a working position within the curved section of pipe.