US PATENT SUBCLASS 172 / 508
WITH GUARD, SHIELD OR PLANT DIVERTER


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



172 /   HD   EARTH WORKING

508WITH GUARD, SHIELD OR PLANT DIVERTER {3}
509  DF  .~> Fender for deflected earth {4}
514  DF  .~> Weed turner or trash holddown {1}
517  DF  .~> Plant deflector


DEFINITION

Classification: 172/508

Apparatus under class defintion comprising (1) means to prevent people, animals, or objects from contacting parts of the apparatus so as to prevent injuries to themselves or the apparatus, (2) means to change the position of standing plants without soil disturbance (other than changes brought about by the earth working elements themselves), or (3) means

to deflect earth or debris thrown about by the apparatus.

(1) Note. This subclass does not include those devices where an earth working element is provided with an extension or portion which acts as a deflector or shield.

SEE OR SEARCH THIS CLASS, SUBCLASS:

29+, for implements including means to shift nonstanding plants without soil disturbance.

38, for an implement comprising a driven tool and an obstruction-feeling device.

81, for an implement comprising a driven tool and a plant deflector or protector.

112+, for an implement comprising a driven tool with a deflector or shield for thrown material.

233+, for apparatus including an obstruction-feeling device for causing or permitting movement of an implement to avoid striking the obstruction. 558+, for disk cleaners which may also deflect earth.

606+, for tool cleaners.

SEE OR SEARCH CLASS

171, Unearthing Plants or Buried Objects,

137, for an unearthing device provided with a protective guard or casing.

280, Land Vehicles,

847+, for land vehicles with dust and mud guards, subclass 159 for dust guards, and subclasses 160+ for wheel guards for fending obstacles from contact with the wheels of a vehicle.