US PATENT SUBCLASS 37 / 196
SNOW OR ICE REMOVING OR GROOMING BY PORTABLE DEVICE


Current as of: June, 1999
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37 /   HD   EXCAVATING

196SNOW OR ICE REMOVING OR GROOMING BY PORTABLE DEVICE {16}
197  DF  .~> Process
198  DF  .~> Railway clearer {7}
219  DF  .~> Snow or ice surface groomer {3}
225  DF  .~> With compressor die {1}
227  DF  .~> With melter {2}
231  DF  .~> With specific means to facilitate connection to, or disconnection from, vehicle
232  DF  .~> Vehicle mount with obstacle responsive trip, or yieldable tool (e.g., brush) {1}
234  DF  .~> Including specific hydraulic control system to position implement
235  DF  .~> Vehicle mount including power lift {1}
237  DF  .~> With endless conveyor {3}
241  DF  .~> Combined or convertible {1}
244  DF  .~> Motorized rotary excavating tool {8}
263  DF  .~> Tool prepares wheel path for passage of wheel
264  DF  .~> Scoop {1}
266  DF  .~> Scraper blade {5}
285  DF  .~> Manually powered


DEFINITION

Classification: 37/196

SNOW OR ICE REMOVING OR GROOMING BY PORTABLE DEVICE:

(under the class definition) Subject matter relating to either (a) a process of clearing snow or ice from a surface, or preparing snow or ice for passage thereover, by the use of the movable excavating apparatus; or (b) the excavating apparatus or a component part thereof.