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:
Sep. 16, 2003
Filed:
May. 09, 2002
Applicant:
Inventor:
John Doherty, Pearl River, NY (US);
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
B21D 3/00 ;
U.S. Cl.
CPC ...
B21D 3/00 ;
Abstract
A method and apparatus for forming annularly-corrugated tubes and cables utilizing a multiple gear corrugating head which is rotated about the tube or cable, to be corrugated as the tube or cable is drawn through the head. Two or more of the gears each have a different prime number of gear teeth which form the corrugation. A radio-frequency cable formed by the invention exhibit greater consistency and quality than cables produced by conventional corrugating gear heads, and in particular, show improved VSWR characteristics
Doherty, John. (2003). Tube corrugating apparatus and method (U.S. Patent No. 6619089). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6619089
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile