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:
May. 15, 1990
Filed:
Jan. 23, 1989
Applicant:
Inventors:
Hiromichi Yanagihara, Gotemba, JP;
Sumio Ito, Gotemba, JP;
Kazuhiro Sakurai, Gotemba, JP;
Kouichi Akita, Susono, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D / ;
U.S. Cl.
CPC ...
237 / ; 237 / ;
Abstract
A device for heating the passenger compartment and warming up the engine, including a turbo heater having a blower and a turbine driven by the exhaust gas of the engine. The turbo heater is operated as soon as the engine is started. Hot air discharged from the blower is fed into the engine soon after the engine is started, and the hot air discharged from the blower is fed into the passenger compartment. When the temperature of the engine coolant become high, the operation of the turbo heater is stopped.