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:
Aug. 14, 1979
Filed:
Jan. 19, 1978
Applicant:
Inventors:
Gerhard R Sprengling, Derry Township, Westmorland County, PA (US);
Louis A Cargnel, Unity Township, Westmorland County, PA (US);
Assignee:
Westinghouse Electric Corp., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F / ;
U.S. Cl.
CPC ...
174 / ; 336 96 ;
Abstract
A porous encapsulating composition is formed of particulate filler material which is cohesively bonded together by a binder material which forms beads around the points of contact between contiguous particles. In one embodiment, the filler material includes round gravel and resin-coated sand particles with the resin being redistributed to form beads around the points of contact between contiguous particles.
Sprengling, Gerhard. (1979). Porous encapsulating composition for electrical apparatus (U.S. Patent No. 4164619). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4164619
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile