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:
Oct. 21, 1986
Filed:
Nov. 19, 1984
Applicant:
Inventors:
George A Schoenfelder, Downers Grove, IL (US);
Stephen L Siegel, Hanover Park, IL (US);
James S Slater, Batavia, IL (US);
Assignee:
Pittway Corporation, Aurora, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01T / ;
U.S. Cl.
CPC ...
250381 ; 250384 ;
Abstract
An outer electrode for a combustion products detector comprising a cylindrical body including a plurality of first slats alternating with a plurality of second slats, the first slats being segments of a first surface of revolution, the second slats being skewed from a second surface of revolution having a different diameter from the first surface of revolution.