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:
Feb. 13, 2001
Filed:
May. 20, 1999
Applicant:
Inventors:
Jun Takahashi, Toyota, JP;
Masaaki Yano, Aichi-ken, JP;
Daichi Yamazaki, Toyota, JP;
Masanori Sugiyama, Aichi-ken, JP;
Akira Yasuki, Toyota, JP;
Ryuji Shibata, Okazaki, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 7/700 ; F02M 4/100 ;
U.S. Cl.
CPC ...
F02B 7/700 ; F02M 4/100 ;
Abstract
In order to prevent fuel leakage from a high pressure fuel pipe at a low temperature, a sealing capacity of a seal member provided in a fuel transfer portion of a high pressure fuel pipe is estimated in accordance with various conditions and the fuel pressure within the high pressure fuel pipe is controlled on the basis of the estimated sealing capacity so as to secure a sealing property in the fuel transfer portion.