Title:
GET-ON/OFF DEVICE FOR CAB-OVER-ENGINE VEHICLE
Document Type and Number:
Japanese Patent JP3664887
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To house steps of an elevating device in a housing position even if a failure occurs in a control circuit by operating a first and a second emergency switches when the steps can not be housed while they are projected to a use position.
SOLUTION: In the case where steps can not be housed at a lowering end, a first emergency switch 21 is turned on. with this operation for turning the first emergency switch 21 on, a power source 23 is connected to an exciting coil of a housing direction driving circuit 24 through a first reverse flow preventing diode 31 so as to changeover the switch. The power source 23 is connected to an exciting coil of a rising direction driving circuit 25 through a third reverse flow preventing diode 33 so as to changeover the switch. The steps are raised by the drive of a second electric motor 2 and while moved in the horizontal direction by the drive of a first electric motor 1 so as to be pulled into a car body for housing.
Inventors:
Akio Hiramoto
Nobuteru Miyazato
Nobuteru Miyazato
Application Number:
JP24208598A
Publication Date:
June 29, 2005
Filing Date:
August 27, 1998
Export Citation:
Assignee:
Hino Motors Ltd.
Far East Development Industry Co., Ltd.
Far East Development Industry Co., Ltd.
International Classes:
B60R3/02; (IPC1-7): B60R3/02
Domestic Patent References:
| JP9123835A | ||||
| JP7031490U | ||||
| JP6171417A |
Attorney, Agent or Firm:
Naotaka Ide
Toshinao Shimodaira
Toshinao Shimodaira