Title:
CONTROLLING PROTECTIVE CIRCUIT FOR WATER JET STEERING GEAR
Document Type and Number:
Japanese Patent JP3534452
Kind Code:
B2
Abstract:
PURPOSE: To provide a controlling protective circuit for a steering gear, provided with two systems of a controlling feed back circuit and a monitoring feed back circuit in an emergency and having the extremely high navigation safety.
CONSTITUTION: In a steering and reversing control circuit, a monitoring feed back signal circuit 7 is provided with a calibrator unit 9 and change over switch 10 for leveling to feed back a monitoring feed back signal to a control board in the failure of a controlling feed back signal circuit so that the monitoring feed back signal can be used as the controlling feed back signal.
Inventors:
Unisuga, Shigeru
Application Number:
JP20809294A
Publication Date:
June 07, 2004
Filing Date:
August 09, 1994
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
B63H25/46; B63H11/107; (IPC1-7): B63H11/107; B63H25/46
Attorney, Agent or Firm:
飯沼 義彦
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