Title:
ACOUSTIC PULSE ACTUATOR
Document Type and Number:
WIPO Patent Application WO2006091665
Kind Code:
A3
Abstract:
The invention provides an acoustic actuator, including an acoustic stress wave generator and an actuation material operatively positioned relative to the acoustic stress wave generator for delivery of acoustic stress waves from the generator to the actuation material.
Inventors:
CHAMBERS JOSHUA M (US)
HALL STEVEN R (US)
SIMON JESSE M (US)
HALL STEVEN R (US)
SIMON JESSE M (US)
Application Number:
PCT/US2006/006271
Publication Date:
November 23, 2006
Filing Date:
February 22, 2006
Export Citation:
Assignee:
MASSACHUSETTS INST TECHNOLOGY (US)
International Classes:
H04R23/02; H01L41/00
Domestic Patent References:
| WO2004057912A2 | 2004-07-08 |
Foreign References:
| US4703464A | 1987-10-27 |
Other References:
MARIONI M A ET AL: "The ferromagnetic shape-memory effect in Ni-Mn-Ga", JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, ELSEVIER SCIENCE PUBLISHERS, AMSTERDAM, NL, vol. 290-291, 7 December 2004 (2004-12-07), pages 35 - 41, XP004800027, ISSN: 0304-8853
PETERSON BRADLEY W ET AL: "Acoustic assisted, field-induced strain in ferromagnetic shape memory alloys", JOURNAL OF APPLIED PHYSICS, AMERICAN INSTITUTE OF PHYSICS. NEW YORK, US, vol. 95, no. 11, 1 June 2004 (2004-06-01), pages 6963 - 6964, XP012066907, ISSN: 0021-8979
PETERSON BRADLEY W ET AL: "Acoustic assisted, field-induced strain in ferromagnetic shape memory alloys", JOURNAL OF APPLIED PHYSICS, AMERICAN INSTITUTE OF PHYSICS. NEW YORK, US, vol. 95, no. 11, 1 June 2004 (2004-06-01), pages 6963 - 6964, XP012066907, ISSN: 0021-8979
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