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. 08, 1999
Filed:
Aug. 26, 1997
Applicant:
Inventors:
Mamoru Yoshioka, Susono, JP;
Yasuhiro Ooi, Susono, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Aichi-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B / ;
U.S. Cl.
CPC ...
123585 ; 123586 ;
Abstract
An air assist device comprising a slit shaped air intake formed in the inner wall of an intake duct around a throttle valve. The assist air is taken in from the air intake ports. A downstream side edge portion of the opening of the slip shaped air intake port is formed into an arc shape which extends along a downstream side edge portion of the outer peripheral end face of the throttle valve when the throttle valve is positioned at an idling position.