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:
Dec. 14, 1976
Filed:
Feb. 10, 1975
Applicant:
Inventor:
Royal T Hawley, Everett, WA (US);
Assignee:
Western Gear Corporation, Everett, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D / ;
U.S. Cl.
CPC ...
72142 ; 72135 ; 72169 ;
Abstract
Method and apparatus for coiling long lengths of substantially rigid pipe. Sections of pipe can be welded into a length several thousand feet long which is then bent to form a continuous spiral. Preferably, the pipe is stored in a vertical coil, with the weight being carried solely by the lowermost coil.