Title:
CONTROL DEVICE FOR ELECTRIC MOTOR OPERATED VEHICLE
Document Type and Number:
Japanese Patent JPS52143609
Kind Code:
A
Abstract:
PURPOSE: To provide a control device for an electric motor operated vehicle which can continuously vary the vehicle speed by controlling the field coil current of a drive motor and which can smoothly transfer the gear shifting by controlling the field coil current at the shifting point of the gear.
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Inventors:
OOMAE TSUTOMU
Application Number:
JP6012276A
Publication Date:
November 30, 1977
Filing Date:
May 26, 1976
Export Citation:
Assignee:
HITACHI LTD
International Classes:
B60L15/20; B60L15/00; (IPC1-7): B60L15/00
Domestic Patent References:
| JPS5133415A | 1976-03-22 | |||
| JPS50100714A | 1975-08-09 |