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. 18, 2003
Filed:
Mar. 27, 2002
Applicant:
Inventors:
Ken Komatsu, Tokyo, JP;
Nobuya Nakajima, Tokyo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01B 1/726 ;
U.S. Cl.
CPC ...
H01B 1/726 ;
Abstract
A cylindrical insulating rod and a connecting rod are connected to each other by a metallic shield ring and a connecting pin . The metallic shield ring has second shield portions and for electrical field relaxation on the external surface, and in which an inserted end receiving portion of the insulating rod is inserted. The connecting pin is inserted through the metallic shield ring , the inserted end receiving portion of the insulating rod and an end portion of the connecting rod . The insulation-operating rod is capable of being small-sized, and has stable mechanical and electrical characteristics.