US PATENT SUBCLASS 37 / 266
.~ Scraper blade

Current as of: June, 1999
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37 /   HD   EXCAVATING

196  DF  SNOW OR ICE REMOVING OR GROOMING BY PORTABLE DEVICE {16}
266.~ Scraper blade {5}
267  DF  .~.~> Invertible
268  DF  .~.~> Pulled (e.g., by horse or vehicle) {1}
270  DF  .~.~> Mounted on surface contacting support or guide {1}
272  DF  .~.~> V-shaped {5}
279  DF  .~.~> Diagonally oriented {5}

DEFINITION

Classification: 37/266

Scraper blade:

(under subclass 196) Apparatus including a transversely extending, generally vertically disposed moldboard which has a working face fixed to a carrying means, adapted to deflect or push snow from the surface to be cleared, and a cutting edge at the base of the working face adapted to scrape snow from a surface and feed it to the working face.

SEE OR SEARCH THIS CLASS, SUBCLASS:

446+, for a cutting edge, per se, adapted to be fixed to a scoop.

SEE OR SEARCH CLASS

172, Earth Working,

701.1+, for an earthworking moldboard, per se; subclasses 781+ for an earthworking moldboard mounted intermediate to the front and rear of a vehicle; and subclasses 810+ for an earthworking moldboard mounted on the front of a vehicle.