US PATENT SUBCLASS 239 / 241
.~.~.~ With step-by-step advance motion

Current as of: June, 1999
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239 /   HD   FLUID SPRINKLING, SPRAYING, AND DIFFUSING

225.1  DF  DISTRIBUTOR CONTINUOUSLY MOVES RELATIVE TO SUPPORT DURING SPRAYING {16}
237  DF  .~ Spray fluid motor drive means (not reaction) {3}
240  DF  .~.~ Rotary motor drive (e.g., turbine type) {2}
241.~.~.~ With step-by-step advance motion

DEFINITION

Classification: 239/241

(under subclass 240) Apparatus which includes a means driven by a rotary fluid motor to intermittently advance the distributor in a series of separate and successive moves.