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:
Sep. 09, 2003
Filed:
Jun. 13, 2002
Applicant:
Inventors:
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01P 1/102 ;
U.S. Cl.
CPC ...
F01P 1/102 ;
Abstract
An engine system that includes an internal combustion engine and a heat accumulating device also includes a heat accumulator that accumulates heat by storing a heated cooling medium, a heat supplying device that supplies the cooling medium accumulated in the heat accumulating device to the engine, a cooling medium temperature detector that measures the temperature of the cooling medium, and a controller that carries out failure determination of the heat accumulating device according to various techniques.