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Title:
MANOEUVRE DEVICE
Document Type and Number:
Japanese Patent JP2988903
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To improve the maneuverability by increasing/decreasing a command value such as blade angle while longitudinally prostrating a joy stick, increasing/ decreasing a command value such as azimuth while laterally prostrating the joy stick, and holding each command value in the neutral position.
SOLUTION: In the control of a blade angle (reservoir angle) and a main machine rotating speed, the longitudinal inclination of a joy stick 1 is detected by a detector 7, and its output signal is inputted to an integral arithmetic part 10 to output a signal of the size individually proportional to the time integrated value of the input. Namely, a command signal for gradual increase (decrease) is outputted in case of forward inclination (backward inclination). When the command value reaches a target value, the joy stick is returned neutral, and the command value at that time is held thereby. The output signal of the integral arithmetic part 10 is inputted to a computer control processing part 11, and the blade angle driving device of a variable pitch propeller is operated by a blade angle control device 12, and a governor is also operated by a prime motor rotating speed control device 13.


Inventors:
OONISHI HIROSHI
Application Number:
JP6258398A
Publication Date:
December 13, 1999
Filing Date:
March 13, 1998
Export Citation:
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Assignee:
KAWASAKI JUKOGYO KK
International Classes:
B63H25/02; B63H3/10; G05G9/047; (IPC1-7): B63H25/02; B63H3/10; G05G9/047
Domestic Patent References:
JP1045095A
JP9328096A
JP4103493A
Attorney, Agent or Firm:
Yoshihiro Tsunoda (5 others)