US PATENT SUBCLASS 367 / 168
.~.~ Magnetostrictive

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


367 /   HD   COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES

140  DF  SIGNAL TRANSDUCERS {4}
141  DF  .~ Underwater type {15}
168.~.~ Magnetostrictive

DEFINITION

Classification: 367/168

Magnetostrictive:

(under subclass 141) Subject matter wherein the acoustic wave energy causes or is caused by changes in the dimensions or internal stresses of a ferromagnetic material.

SEE OR SEARCH CLASS

310, Electrical Generator or Motor Structure,

26, for magnetostrictive transducers of general utility.