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 7779809 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 24, 2010

Filed:

May. 26, 2005
Applicants:

Kazuhiro Musashi, Odawara, JP;

Noriaki Takagi, Odawara, JP;

Osamu Miura, Odawara, JP;

Inventors:

Kazuhiro Musashi, Odawara, JP;

Noriaki Takagi, Odawara, JP;

Osamu Miura, Odawara, JP;

Assignee:

Mikuni Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 9/08 (2006.01); G01M 15/00 (2006.01); F02B 37/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

A sensor unit includes a unit main body mounted on a throttle device, and a pressure sensor chamber that is provided at the unit main body and that accommodates an intake pressure sensor to detect an intake pressure through an intake pipe. The pressure sensor chamber is divided by a partition into a pressure receiving area to receive a pressure in the intake pipe and a pressure detecting area to detect the pressure by the intake pressure sensor, such that the pressure receiving area communicates with the pressure detecting area through a communication portion. A foreign substance is prevented from flowing into the intake pressure sensor when guiding air in the intake pipe to the intake pressure sensor, thereby improving detection accuracy by the intake pressure sensor.


Find Patent Forward Citations

Musashi, Kazuhiro. (2010). Throttle system and sensor unit (U.S. Patent No. 7779809). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7779809

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