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Patent Searching and Data


Title:
SERVO CONTROLLING SYSTEM
Document Type and Number:
Japanese Patent JP2000194420
Kind Code:
A
Abstract:

To provide a directly driving type electro-hydraulic servo valve with high controllability and also a servo controlling system which is excellent in controllability, has high reliability and is inexpensive.

This system is provided with a directly driving type electro- hydraulic servo valve 15, a subtracter 44 which calculates the difference between an input command signal to the valve and a feedback signal Vfc corresponding to valve displacement, and an integrator 12 and a primary delay compensator 13 provided between the subtracter 44 and the valve 15.


Inventors:
Takagi, Shigeyuki
Application Number:
JP1998000372553
Publication Date:
July 14, 2000
Filing Date:
December 28, 1998
Export Citation:
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Assignee:
TEIJIN SEIKI CO LTD
International Classes:
F15B9/09; G05B11/36; G05D3/00; G05D3/12; (IPC1-7): G05D3/12; F15B9/09; G05B11/36; G05D3/00; G05D3/12
Attorney, Agent or Firm:
有我 軍一郎