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:
Dec. 30, 2014
Filed:
May. 24, 2011
Applicants:
Alexander Friedl, Graz, AT;
Wolfgang Michelitsch, Graz, AT;
Inventors:
Alexander Friedl, Graz, AT;
Wolfgang Michelitsch, Graz, AT;
Assignee:
PIEZOCRYST ADVANCED SENSORICS GmbH, Graz, AT;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01L 7/08 (2006.01); G01L 19/06 (2006.01);
U.S. Cl.
CPC ...
G01L 19/0681 (2013.01); G01L 19/0636 (2013.01); G01L 19/0663 (2013.01);
Abstract
The invention relates to a thermal protection element (), which is arranged on the front side for protecting a diaphragm () of a pressure sensor () to which pressure is applied. According to the invention, the thermal protection element () has, in the region of the sensor diaphragm (), lamellae () which run parallel or are configured as circular arc segments () and cover 40% to 60% of the diaphragm surface, with the ratio between the cross-sectional height (h) of the lamellae () and the cross-sectional width (b) thereof being 8:1 to 12:1.