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. 29, 2019
Filed:
Aug. 07, 2015
Applicant:
Fuji Electric Co., Ltd., Kawasaki-shi, JP;
Inventors:
Assignee:
FUJI ELECTRIC CO., LTD., Kawasaki-Shi, Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01L 9/00 (2006.01); B21J 5/08 (2006.01); B21K 21/12 (2006.01); G01L 19/00 (2006.01); G01L 19/14 (2006.01); G01L 19/06 (2006.01);
U.S. Cl.
CPC ...
G01L 9/0042 (2013.01); B21J 5/08 (2013.01); B21K 21/12 (2013.01); G01L 19/0038 (2013.01); G01L 19/143 (2013.01); G01L 19/0627 (2013.01);
Abstract
Provided are a pressure sensor device and method for making the same. A base member and a pressure sensor chip are joined so that a pressure receiving portion is aligned with a through hole. A pressure introduction unit and the base member are positioned and joined so that through holes thereof are continuous. The pressure introduction unit has a stepped portion in an end portion on an opened end side, and has a protruding portion protruding from the stepped portion to the base member side in an end portion.