A Bridge-Type Electrohydraulic Actuator.

Abstract

The patent application relates to an electrohydraulic actuator including a bridge wherein each leg of the bridge comprises a series connected fixed orifice and a variable orifice joined at an hydraulic junction or bridge node. A doubly tapered rod passes through and controls the effective area of each variable orifice inversely with respect to the other. A bridge load is connected across the bridge nodes and controls an actuator load. The tapered rod is moved in accordance with a control signal applied to a positioning servomechanism.

Document Details

Document Type
Technical Report
Publication Date
Jun 05, 1974
Accession Number
ADD000745

Entities

People

  • Raymond C. Dalton

Organizations

  • United States Department of the Navy

Tags

DTIC Thesaurus Topics

  • Actuators
  • Intellectual Property
  • Patent Applications
  • Patents
  • Servomechanisms

Readers

  • Electrical Engineering