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. 31, 2002
Filed:
Mar. 30, 2001
Applicant:
Inventor:
William Varela, Parma Heights, OH (US);
Assignee:
UCAR Carbon Company Inc., Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01R 1/120 ;
U.S. Cl.
CPC ...
H01R 1/120 ;
Abstract
A threaded pin for connecting carbon electrodes is presented. The pin includes a body having a central axis running along its length, two end portions, a midpoint lying between the two end portions and threads extending from the body. The threads each have at least two side walls, wherein the side wall facing the midpoint of the body of at least a plurality of the threads has an angle of between about 75° and about 90° with respect to the central axis of the body.