US PATENT SUBCLASS 15 / 340.1
.~.~ Power propelled vehicle or carrier

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

3  DF  MACHINES {11}
300.1  DF  .~ With air blast or suction {26}
340.1.~.~ Power propelled vehicle or carrier {2}
340.2  DF  .~.~.~> Maneuvered by walking attendant
340.3  DF  .~.~.~> Including brush {1}

DEFINITION

Classification: 15/340.1

Power propelled vehicle or carrier:

(under subclass 300) Subject matter in which power means are provided for propelling a mobile cleaner during cleaning operations.

(1) Note. The power for propelling may be used also for operating the air pump and other operating elements.

(2) Note. The tractive effort of a rotary or other moving work-contacting agitating element is not considered to be power propulsion.