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. 11, 1984
Filed:
Oct. 31, 1980
Applicant:
Inventors:
Philip C Netzel, Milmont Park, PA (US);
Edward M Spencer, Chalfont, PA (US);
Assignee:
Electric Power Research Institute, Palo Alto, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B / ;
U.S. Cl.
CPC ...
174 28 ; 138114 ; 138122 ; 174 / ; 174 / ; 1741 / ;
Abstract
The central conductor of a gas-insulated flexible cable consists of separate concentric tubes which are alternately spirally corrugated and annularly corrugated so that the corrugations will not nest relative to one another and are axially movable relative to one another.