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. 13, 1988
Filed:
Apr. 13, 1987
Applicant:
Inventors:
Carlo Marin, Vigevano, IT;
Giovanni Pozzati, Olgiate Olona, IT;
Assignee:
Societa' Cavi Pirelli S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B / ;
U.S. Cl.
CPC ...
174 / ; 174 / ; 252570 ; 523173 ;
Abstract
A filler compound for the spaces between the wires of a stranded conductor surrounded by and contacting a semiconductive layer which is surrounded by a layer of extrudced insulation, a method for filling such spaces with the compounds and an electric cable including such compound. The compound has a polymeric base, a Mooney viscosity at 100.degree. C. between 10 and 60 and a Shore A hardness between 10 and 90. Preferably, the compound includes hygroexpansible, water insoluble organic powder having particle sizes less than 200 microns and specified other characteristics.