Protecting device of electromobile (US6131057)


	Parent Case:			This application is a Divisional of now-abandoned application Ser. No. 08/676,418 filed Jul. 8, 1996, which is a divisional of now abandoned application Ser. No. 08/307,053, filed Sep. 16, 1994.
	Family:			Show 4 known family members
	First Claim: Show all 2 claims			What is claimed is: 1. A protecting device for use with an electromobile having a control device to control a rotating speed of a motor on the basis of an accelerator signal and a brake signal, said protecting device comprising: a current detecting means for detecting a value of a phase current of the motor and outputting a detecting signal; and a stopping means for stopping supply of all electricity to the motor when the phase current of the motor is abnormal on the basis of the detecting signal of said current detecting means.
	Background / Summary:			Show background / summary
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	Description:			Show description
	Forward References:			Show 36 U.S. patent(s) that reference this one

U.S. References:

Go to Result Set: All U.S. references | Forward references (36) | Backward references (19) | Citation Link

Patent	Pub.Date	Inventor	Assignee	Title
US3556165	1971-01	Lohr	Statni Vyzkummy Ustav Textilni	FABRIC HAVING INTEGRAL AND SECTIONAL WEFT THREADS, AND LOOM FOR MAKING THE SAME
US3562617	1971-02	Meier	Square D Company	MALFUNCTION DETECTOR CIRCUIT FOR A SOLID STATE ELECTRIC MOTOR CONTROLLED VEHICLE
US4090114	1978-05	Thompson	Westinghouse Electric Corp.	Safety features for electric vehicle control
US4126889	1978-11	Ibamoto et al.	Hitachi, Ltd.	Protective circuit for d.c. circuit
US4207503	1980-06	Irschik et al.	Robert Bosch GmbH	Battery supplied motor current control system with safety circuit
US4242617	1980-12	Jennings	International Harvester Company	Electric vehicle having dynamic braking and regeneration
US4500820	1985-02	Noto et al.	Hitachi, Ltd.	Protective control apparatus for electrical vehicle
US5272424	1993-12	Lee	Samsung Electronics Co., Ltd.	Generating device of phase current instruction value for alternating current servomotor and the generating method thereof
US5304912	1994-04	Kajiwara et al.	Hitachi, Ltd.	Control apparatus for induction motor
US5371446	1994-12	Imaseki	Nissan Motor Company, Ltd.	System for and method of driving electric automotive vehicle
US5414339	1995-05	Masaki et al.		Electric vehicle control system
US5444340	1995-08	Tamaki et al.	Matsushita Electric Industrial Co., Ltd.	Controlling apparatus of motor
US5461531	1995-10	Tuchiya et al.	Mitsubishi Denki Kabushiki Kaisha	Controller apparatus for electric vehicle
US5469032	1995-11	Otake	Aisin AW Co., Ltd.	Electric motor control with malfunction detection
US5471384	1995-11	Nakashima et al.	Aishin AW Co., Ltd.	Electromobile
US5481460	1996-01	Masaki et al.	Hitachi, Ltd.	Controller for electric vehicle
US5508924	1996-04	Yamashita	Kabushikikaisha Equos Research	Driving force controller for an electric vehicle with electric motors provided for all driving wheels individually
US5519294	1996-05	Chen et al.	Industrial Technology Research Institute	Torque control method and device for brushless DC motors for use in electric motorcycles
US5583411	1996-12	Kusano et al.	Honda Giken Kogyo Kabushiki Kaisha	Synchronous motor control system for electric vehicle