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:
Mar. 21, 2006
Filed:
Aug. 18, 2003
Applicants:
Hiroaki Makino, Aichi-ken, JP;
Nobuo Abe, Yokkaichi, JP;
Inventors:
Hiroaki Makino, Aichi-ken, JP;
Nobuo Abe, Yokkaichi, JP;
Assignee:
Denso Corporation, Kariya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01T 13/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A noble metallic firing tip includes a protruding portion which is formed partly on its outer circumferential surface so as to protrude in the direction substantially normal to the axis of a center electrode. The protruding portion is disposed in confronting relationship via a discharge gap with a distal end of an opposed portion of a ground electrode far from its leg portion.