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:
Jun. 05, 2012
Filed:
Apr. 19, 2007
Kouji Shimizu, Osaka, JP;
Takashi Miyamoto, Osaka, JP;
Takao Kawabe, Osaka, JP;
Tetsuo Sakaki, Kawasaki, JP;
Isamu Kawashima, Kawasaki, JP;
Toshiro Itatsu, Toyota, JP;
Kouji Shimizu, Osaka, JP;
Takashi Miyamoto, Osaka, JP;
Takao Kawabe, Osaka, JP;
Tetsuo Sakaki, Kawasaki, JP;
Isamu Kawashima, Kawasaki, JP;
Toshiro Itatsu, Toyota, JP;
Yanmar Co., Ltd., Osaka, JP;
Abstract
In an engine equipped with a supercharger consisting of a compressor having a plurality of blades on a turbine shaft and a turbine, at least one index means provided on the turbine shaft or the plurality of blades, and a turbo angular velocity sensor, which detects a rotation of the index means and a rotation of the plurality of blades respectively and connected to an ECU. In the engine, also, a turbo angular velocity computing means, which calculates an angular velocity by obtaining a plurality of pulses per one rotation of the turbine shaft, is provided.