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:
Apr. 01, 2008
Filed:
Oct. 24, 2005
Applicant:
Robert E. Smith, Strongsville, OH (US);
Inventor:
Robert E. Smith, Strongsville, OH (US);
Assignee:
Graftech International Holdings Inc., Parma, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H05B 7/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A joint for connecting two carbon members, with at least one carbon member having an asymmetrical coefficient of thermal expansion. The carbon member having the asymmetrical coefficient of thermal expansion also has either a male tang or a female socket with an elliptical cross section selectively oriented to the asymmetrical coefficient of thermal expansion.