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:
Feb. 26, 1980
Filed:
Jul. 06, 1977
Applicant:
Inventors:
Henri Warnet, Laloubere, FR;
Paul Fouinat, Tarbes, FR;
Assignee:
Societe Anonyme Dite: Ceraver, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
H01B / ; H01B / ;
U.S. Cl.
CPC ...
174209 ; 29631 ; 156294 ; 174179 ; 174186 ; 264262 ;
Abstract
Electrical insulator comprising an ouer tube of dielectric material filled with blocks of dielectric foam and sealed at its ends. The filling is manufactured independently of the tube in a material of substantially compatible coefficient of thermal expansion. The filling is connected to the inner surface of the tube by an adhesive interface material which provides good mechanical and electrical connection between the tube and its filling. Application to electrical insulators which are of large diameter and/or great length.