US PATENT SUBCLASS 164 / 250.1
MEANS TO DIRECTLY APPLY ELECTRICAL OR WAVE ENERGY TO WORK

Current as of: June, 1999
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164 /   HD   METAL FOUNDING

250.1MEANS TO DIRECTLY APPLY ELECTRICAL OR WAVE ENERGY TO WORK {6}
505  DF  .~> In continuous casting apparatus {3}
510  DF  .~> Electrical discharge knockout means
511  DF  .~> High frequency vibration means
512  DF  .~> Electron beam melting means
513  DF  .~> Induction coil means
514  DF  .~> Arc electrode {1}

DEFINITION

Classification: 164/250.1

MEANS TO DIRECTLY APPLY ELECTRICAL OR WAVE ENERGY TO WORK:

(under the class definition) Apparatus which includes means to apply an energy quantity directly to work material either as (a) wave energy in the frequency spectrum above the lower audio frequency range, (i.e., fifty cycles per second), or (b) an electric field or force.

(1) Note. In order for radiant energy to be placed herein, the radiant heat must be specifically claimed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

48+, for processes of direct application of electrical or wave energy to work.