US PATENT SUBCLASS 73 / 702
.~ Vibration type


Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

700  DF  FLUID PRESSURE GAUGE {20}
702.~ Vibration type {2}
703  DF  .~.~> Ultrasonic
704  DF  .~.~> Vibrating strip or wire


DEFINITION

Classification: 73/702

Vibration type:

(under subclass 700) Subject matter wherein an element or body communicating with the pressure being measured is subjected to vibratory forces and determinations of frequency and/or amplitude characteristics are taken as a measure of pressure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

570+, for testing an article by means of vibratory forces, e.g., measurements of frequency and/or amplitude at resonance in subclass 67.2.