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Patent Searching and Data


Title:
HYDRAULIC CONTROL ACTUATOR FOR AIRCRAFT
Document Type and Number:
Japanese Patent JP3149031
Kind Code:
B2
Abstract:

PURPOSE: To improve efficiency of utilizing energy of a hydraulic control actuator for an aircraft.
CONSTITUTION: An over center variable displacement oil hydraulic motor 1 is connected to a swivel rotary shaft of a control surface 26 to give a drive signal corresponding to a position command signal of the control surface to a servo valve 7 by a controller 10, and a pilot pressure in a pressure line 3 of the oil hydraulic motor is supplied to a hydraulic cylinder 6a through the servo valve to control a tilt angle of a can plate 5 of the oil hydraulic motor by the hydraulic cylinder.


Inventors:
Koga, Kazuya
Application Number:
JP1991000236131
Publication Date:
March 26, 2001
Filing Date:
September 17, 1991
Export Citation:
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Assignee:
TOKIMEC INC
International Classes:
B64C13/40; F15B9/14; (IPC1-7): B64C13/40; F15B9/14
Attorney, Agent or Firm:
佐々木 宗治 (外3名)