Patents
Sitemap › B60 - Vehicles in general › B60L - Propulsion of electrically-propelled vehicles; Supplying electric power for auxiliary equipment of electrically-propelled vehicles; Electrodynamic brake systems for vehicles in general; Magnetic suspension or levitation for vehicles; Monitoring operating variables of electrically-propelled vehicles; Electric safety devices for electrically-propelled vehicles › B60L 7 - Electrodynamic brake systems for vehicles in general
Patents for B60L 7 - Electrodynamic brake systems for vehicles in general (5,125)
06/1978
06/13/1978US4095152 Regenerative brake control system for dc motor
06/06/1978US4093900 Dynamic brake blending for an inverter propulsion system
05/1978
05/30/1978US4092554 Linear electric generating system
05/16/1978US4090115 Transit vehicle chopper control apparatus and method
05/02/1978US4087727 Regenerative brake control system for DC motor
02/1978
02/14/1978US4074176 Motor protector
02/14/1978US4073541 Electro-pneumatic control apparatus for an electric/friction brake blending system
01/1978
01/03/1978US4066939 Control circuits for electrically driven vehicles
01/03/1978US4066933 Static switching device for two direct current machines
11/1977
11/08/1977US4057753 Train vehicle control apparatus
10/1977
10/18/1977US4054821 D-C motor drive system with field current flow reversal upon transition between motoring and retarding modes
09/1977
09/27/1977US4051421 Braking mode control for a chopper controlled d-c electric motor
03/1977
03/01/1977US4010407 Energy exchanger for an electrical vehicle
12/1976
12/21/1976US3998166 Multi-rail system and method of installation
11/1976
11/02/1976US3989990 Feedback field control for an electric vehicle
10/1976
10/05/1976US3984743 Regenerative braking controller for D.C. motor
08/1976
08/03/1976US3973176 Control circuits for electrically driven vehicles
06/1976
06/29/1976US3967175 Automatic sequencing scheme for reversing directions of electric traction motors
05/1976
05/18/1976US3958163 Method and apparatus for plug sensing
03/1976
03/30/1976US3947740 Regenerative brake control system for DC motor
03/16/1976US3944900 Control circuits for electrically driven vehicles
03/16/1976US3944899 Control circuit for electrically driven vehicles
03/16/1976US3944898 Control circuits for electrically driven vehicles
03/16/1976US3944897 Control circuits for electrically driven vehicles
02/1976
02/03/1976US3936709 Control circuits for electrically driven vehicles
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