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. 02, 1993
Filed:
May. 18, 1992
Applicant:
Inventors:
Scott R Axelson, Milford, NH (US);
John T Vayda, West Brookfield, MA (US);
Assignee:
Norton Company, Worcester, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23Q / ; F23Q / ;
U.S. Cl.
CPC ...
361257 ; 361264 ;
Abstract
A process for producing a ceramic igniter comprising forming a slot in a green igniter body prior to densification and inserting into the slot an electrically non-conductive material is described. In addition, a ceramic igniter containing a slot insert produced by the process of the invention is disclosed. The inventon is particularly directed to single and double hairpin-shaped igniters.