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. 11, 2015
Filed:
Aug. 25, 2010
Applicants:
Masaji Takahashi, Tokyo, JP;
Takayuki Ito, Tokyo, JP;
Inventors:
Masaji Takahashi, Tokyo, JP;
Takayuki Ito, Tokyo, JP;
Assignee:
Mitsubishi Electric Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 33/04 (2006.01); F02M 25/08 (2006.01); F16K 31/06 (2006.01);
U.S. Cl.
CPC ...
F02M 25/0836 (2013.01); Y10T 137/87314 (2015.04);
Abstract
A tubular flow pathof a first electromagnetic valveand a tubular flow pathof a second electromagnetic valveare inserted into a chamberto communicate with a suction portand a discharge portto reduce a pulsating sound. The suction portis arranged between the tubular flow pathsandto reduce the air flow resistance.