U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Control system for electric power generating apparatus on vehicle

Patent 5751137 Issued on May 12, 1998. Estimated Expiration Date: Icon_subject April 25, 2016. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

512941

513097

513140

Control system for supercharger in internal combustion engine
Patent #: 4757686
Issued on: 07/19/1988
Inventor: Kawamura ,   et al.

Control method and apparatus of engine for driving generator
Patent #: 5371412
Issued on: 12/06/1994
Inventor: Iwashita, et al.

Control system for internal combustion engines
Patent #: 5426938
Issued on: 06/27/1995
Inventor: Ogawa, et al.

Generator controller and controlling method for hybrid vehicle
Patent #: 5550445
Issued on: 08/27/1996
Inventor: Nii

Operating method for a hybrid vehicle
Patent #: 5566774
Issued on: 10/22/1996
Inventor: Yoshida

Electric hybrid vehicle Patent #: 5588498
Issued on: 12/31/1996
Inventor: Kitada

Inventors

Assignee

Application

No. 637536 filed on 04/25/1996

US Classes:

322/14, COMBINED CONTROL OF GENERATOR AND DRIVING MEANS60/285, Engine fuel, air, or ignition controlled by sensor of reactor condition60/608, With condition responsive drive means control180/65.4Generating means is driven by a prime mover

Examiners

Primary: Stephan, Steven L.
Assistant: Ponomarenko, Nicholas

Attorney, Agent or Firm

International Class

H02P 009/04

Foreign Application Priority Data

1995-04-28 JP

Abstract

An electric power generating apparatus is mounted on a vehicle which has a propulsive electric motor powered by a battery, and has an electric generator and an internal combustion engine for actuating the electric generator to charge the battery depending on a charged/discharged state of the battery. A first operation controller operates the internal combustion engine to enable the electric generator to charge the battery if the amount of electric energy stored in the battery is smaller than a predetermined value or the time-dependent rate of increase of an amount of electric energy discharged from the battery is greater than a predetermined level. A second operation controller operates the internal combustion engine to purge a canister if the charged/discharged state of the battery fails to satisfy a condition for the first operation controller to operate the internal combustion engine and if the amount of a purged gas adsorbed in the canister is greater than a predetermined amount. The first and second operation controllers operate the internal combustion engine in modes established respectively for the first and second operation controllers such that a load imposed on the internal combustion engine when the internal combustion engine is operated by at least the second operation controller is smaller than a load imposed on the internal combustion engine when the internal combustion engine is operated by the first operation controller.

Other References

  • U.S. Patent Application (submitted to U.S. Patent Office on Apr. 12, 1996--and as of the filing date of this Form PTO-1449 has had no receipt of the serial number); Control System for Electric Power Generating Apparatus on Hybrid Vehicle; Inventors: Takeo Kiuchi, Yutaka Tamagawa, and Shigeru Ibaraki (Attorney Docket No. 219/201) Ser. No. 08/632,51
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