Abstract: An electromechanical translation apparatus comprising a driven member which is adapted to be incrementally moved in a selected direction, and a piezoelectric multiaxis micropositioner adapted to produce incremental movement of the driven member in the selected direction wherein the micropositioner includes a mounting means, at least one piezoelectric driver assembly having a housing, an engaging member formed of a hard material having a selected driving end at one end thereof and a driven end at the other end wherein the engaging member's one end is positioned to selectively engage and translate said driven member in response to a driving force, and at least three piezoelectric driver elements positioned between the driven end of the engaging member and the housing wherein the piezoelectric driver elements are positioned in a spaced, angular relationship to the others and wherein each piezoelectric driver element is capable of separately responding to an electrical signal having a predetermined frequency and
Type:
Grant
Filed:
January 22, 1987
Date of Patent:
February 23, 1988
Assignee:
Micro Pulse Systems, Inc.
Inventors:
Charles W. Staufenberg, Jr., Robert J. Hubbell