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.:

US 7340959 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 11, 2008

Filed:

Sep. 19, 2006
Applicant:

Junichi Sato, Anjo, JP;

Inventor:

Junichi Sato, Anjo, JP;

Assignee:

DENSO CORPORATION, Kariya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01L 9/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

A pressure sensor includes a casing formed with a first case and a second case that has a pressure introduction hole for introducing a measurement object, a pressure sensing portion in the casing and a metal diaphragm disposed between an end face of the first case and a reception face of the second case. The measurement object is introduced into a subspace that is formed as an expanded end of the pressure introduction hole in the second case for measurement of pressure by transmitting the pressure through the diaphragm to the pressure sensing portion, and the pressure sensing hole has an orifice that reduces a cross-sectional area of the pressure sensing hole.


Find Patent Forward Citations

Sato, Junichi. (2008). Pressure sensor (U.S. Patent No. 7340959). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7340959

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