Composite Piezoelectric Assemblies for Torsional Actuators

Abstract

A new piezoelectric actuator was developed for the direct production of large angular displacement and torque, with a monolithic, solid state device. The intended application of this device is to control vibration and noise in aircraft, helicopter, spacecraft and in manipulators and positioners where direct rotary motion is required. Actuator design and assembly methods, materials preparation, poling procedures, and test results for joint strengths, and actuator output capabilities are discussed.

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Document Details

Document Type
Technical Report
Publication Date
Sep 30, 1997
Accession Number
ADA331907

Entities

People

  • Barry Bender
  • Carl C. Wu
  • Chulho Kim
  • Todd Jessen
  • Virginia Degiorgi

Organizations

  • United States Naval Research Laboratory

Tags

Communities of Interest

  • Advanced Electronics
  • Air Platforms

DTIC Thesaurus Topics

  • Aircrafts
  • Assembly
  • Ceramic Materials
  • Composite Materials
  • Computational Science
  • Curie Temperature
  • Dielectrics
  • Fabrication
  • Geometry
  • Helicopters
  • Manufacturing
  • Materials
  • Materials Processing
  • Materials Science
  • Materials Testing
  • Piezoceramics
  • Three Dimensional

Fields of Study

  • Physics

Readers

  • Materials Science and Engineering.
  • Robotics and Automation.
  • Software Engineering

Technology Areas

  • Space
  • Space - Spacecraft Maneuvers