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:
Aug. 15, 2017
Filed:
May. 11, 2015
Applicant:
Fuji Electric Co., Ltd., Kawasaki-shi, Kanagawa, JP;
Inventor:
Kimihiro Ashino, Matsumoto, JP;
Assignee:
FUJI ELECTRIC CO., LTD., Kawasaki-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01L 9/00 (2006.01); G01L 19/00 (2006.01); G01L 19/06 (2006.01);
U.S. Cl.
CPC ...
G01L 9/0054 (2013.01); G01L 9/0055 (2013.01); G01L 19/0084 (2013.01); G01L 19/0645 (2013.01);
Abstract
A double diaphragm type pressure sensor includes a metal container having a concave portion; a pressure sensor unit mounted on a bottom of the container; a metal diaphragm airtightly bonded to an opening portion of the concave portion of the container; a pressure transmission medium filling a space formed by the metal diaphragm and the concave portion of the container; and a metal terminal penetrating the bottom of the container and being electrically insulated from the container.