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:
May. 14, 2002
Filed:
Mar. 23, 2000
Applicant:
Inventors:
Tiebin Zhao, Medina, OH (US);
Jeffrey Kester, Bemus Point, NY (US);
John A. Krause, Medina, OH (US);
Assignee:
Hubbell Incorporated, Orange, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01B 1/742 ;
U.S. Cl.
CPC ...
H01B 1/742 ;
Abstract
A high voltage insulator has a fiberglass reinforced core surrounded by a polymer weathershed housing with a plurality of fins. Metal fittings are located at both ends of the insulator and are connected to the weathershed housing by shielding collars. A corona protection device of semiconductive elastomeric material is attached or bonded to the exterior of the shielding collar or the metal fitting. The interface between the corona protection device and the shielding collar or metal fitting may include a sealant or other compound.