US PATENT SUBCLASS 324 / 220
.~.~ Sensor supported, positioned, or moved within pipe


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

200  DF  MAGNETIC {24}
219  DF  .~ Magnetic sensor within material {1}
220.~.~ Sensor supported, positioned, or moved within pipe {1}
221  DF  .~.~.~> Borehole pipe testing


DEFINITION

Classification: 324/220

Sensor supported, positioned, or moved within pipe:

(under subclass 219) Subject matter wherein the material tested is a tube and the sensor has (1) means to transport the sensor through the tube, or (2) a support to position or hold the sensor within the tube.

(1) Note. The subcombination of a magnetic sensor and a support to hold, position, or move the sensor within a pipe is here.

(2) Note. An indicator of the distance traveled by the magnetic sensor in the pipe may be additionally claimed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

260, for magnetic sensors with a support generally.

262, for magnetic sensor supports, per se.

SEE OR SEARCH CLASS

33, Geometrical Instruments, 700, for bore extensometers, subclasses 772+ for rolling contact-type tube interior gauges, subclasses 792+ for internal dial gauges, and subclasses 814+ for screw adjustment type inside or inside-outside gauges.

250, Radiant Energy,

358.1, for pipe inspection by radiant energy examination.

378, X-Ray or Gamma Ray System or Devices,

59+, for X-ray pipe testing.