US PATENT SUBCLASS 15 / 104.061
.~.~.~ Fluid current operated

Current as of: June, 1999
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15 /   HD   BRUSHING, SCRUBBING, AND GENERAL CLEANING

104.001  DF  IMPLEMENTS {28}
104.03  DF  .~ Pipe, tube, or conduit cleaner {2}
104.05  DF  .~.~ Inside {8}
104.061.~.~.~ Fluid current operated {2}
104.062  DF  .~.~.~.~> Cleaner plug insertion or removal device
104.063  DF  .~.~.~.~> Scraper with signalling device

DEFINITION

Classification: 15/104.061

Fluid current operated:

(under subclass 104.05) Subject matter which includes a cleaning device propelled through the pipe or tube by a moving fluid in contact with the tube or pipe and the cleaning device.

SEE OR SEARCH CLASS

137, Fluid Handling,

15, for a process of cleaning a fluid handling system and subclasses 238+ for a fluid handling system or subsystem with a cleaner, particularly subclasses 242+ for a mechanical cleaner.

175, Boring or Penetrating the Earth,

107, for a fluid operated rotary motor for driving an earth boring tool which motor advances with the tool into the hole being formed.