Title:
DRIVING DEVICE AND METHOD FOR PREVENTING ELECTROLYTIC CORROSION OF ELECTRIC CIRCUIT
Document Type and Number:
Japanese Patent JP2001341531
Kind Code:
A
Abstract:
To prevent the malfunction or the like of a motor even in case of a submergence accident in a driving device for rotating a motor 1 normally or reversely by actuating each relay for supplying the motor 1 with power according to the operating state of an operating part.
This driving device is provided with potential switching control means (voltage applying circuits 31-34 and a processing circuit 21) for alternately applying positive and negative potential to both terminals of relay coils RY1 and RY2 and both terminals of switch contacts SW1-SW3 at least at the steady time when each relay is not actuated.
Inventors:
KUBOTA YUJI
IKUSHIMA YOSHIHIRO
FUKUOKA TAKAYUKI
TAKANO TETSUO
IKUSHIMA YOSHIHIRO
FUKUOKA TAKAYUKI
TAKANO TETSUO
Application Number:
JP2000166363A
Publication Date:
December 11, 2001
Filing Date:
June 02, 2000
Export Citation:
Assignee:
OMRON TATEISI ELECTRONICS CO
International Classes:
E05F15/10; B60J1/00; B60J1/17; B60J7/057; B60R21/00; H02P1/22; H02P3/08; (IPC1-7): B60J7/057; B60J1/00; B60J1/17; B60R21/00; E05F15/10; H02P1/22; H02P3/08
Attorney, Agent or Firm:
Kashima Hidemi