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:
Jan. 14, 2020
Filed:
Jul. 31, 2017
Applicant:
Industrial Scientific Corporation, Pittsburgh, PA (US);
Inventors:
Chuan-Bao Wang, Franklin Park, PA (US);
Kathryn Salvetti, Pittsburgh, PA (US);
Yong Wang, Mars, PA (US);
Assignee:
Industrial Scientific Corporation, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/40 (2006.01); G01N 27/407 (2006.01); G08B 21/16 (2006.01);
U.S. Cl.
CPC ...
G01N 27/4075 (2013.01); G08B 21/16 (2013.01);
Abstract
A catalytically activated combustible gas sensing element includes a filament of resistance wire forming a coil, wherein a first end of the resistance wire is attached to a first support post and a second end of the resistance wire is attached to a second support post, a cantilever support supporting the coil, wherein the cantilever support is attached to a third support post, and a catalytic bead substantially surrounding the coil and cantilever.