US PATENT SUBCLASS 144 / 408
.~.~.~ Sensing cross sectional dimension


Current as of: June, 1999
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144 /   HD   WOODWORKING

382  DF  WITH USE OF CONTROL MEANS ENERGIZED IN RESPONSE TO ACTIVATOR STIMULATED BY CONDITION SENSOR {6}
402  DF  .~ Sensing work or product (e.g., by X-ray) {6}
403  DF  .~.~ Including plural sensors or sensor responsive to plural conditions {6}
408.~.~.~ Sensing cross sectional dimension {2}
409  DF  .~.~.~.~> Sensing flatness (e.g., crown)
410  DF  .~.~.~.~> Sensing thickness


DEFINITION

Classification: 144/408

Sensing cross sectional dimension:

(under subclass 403) Subject matter including moving the work in a given direction, and detecting the extent of the work at right angles to such direction.

(1) Note. This subclass includes patents disclosing the measurement of work thickness by electrostatic, magnetic, or radiant energy (e.g., "X-ray") detecting means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

388, 398+ and 416+, for other sensing of cross sectional dimension of work or product.