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:
Dec. 16, 2003
Filed:
Jan. 04, 2002
Ken Suitou, Kariya, JP;
Kazuya Kimura, Kariya, JP;
Ryo Matsubara, Kariya, JP;
Masahiro Kawaguchi, Kariya, JP;
Yasuharu Odachi, Kariya, JP;
Taku Adaniya, Kariya, JP;
Shoichi Ieoka, Kariya, JP;
Shigeo Fukushima, Kariya, JP;
Akinobu Kanai, Kariya, JP;
Kabushiki Kaisha Toyota Jidoshokki, Kariya, JP;
Abstract
An air-conditioning system for a vehicle, including a refrigerant circuit and an engine, has a battery, a compressor, an electric motor and a load torque control mechanism. The battery supplies electric power. The compressor is operative to compress refrigerant gas for the air-conditioning system. The electric motor is electrically connected to the battery. The motor is driven due to the electric power, and is operatively coupled to drive the compressor when the motor is energized. The load torque control mechanism responsive to the operating condition of the engine to control the load torque of the compressor below a predetermined value during times when the motor is driving the compressor.