US PATENT SUBCLASS 305 / 107
.~ With deflector plate, track guide means, or scraper

Current as of: June, 1999
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305 /   HD   WHEEL SUBSTITUTES FOR LAND VEHICLES

100  DF  WITH MEANS TO REMOVE OR EXCLUDE FOREIGN MATTER (E.G., SEAL, SCRAPER) {8}
107.~ With deflector plate, track guide means, or scraper {3}
108  DF  .~.~> With deflector or guard mounted to track body
109  DF  .~.~> With deflector plate mounted to lateral side of track
110  DF  .~.~> With scraper mounted to scrape track or wheel

DEFINITION

Classification: 305/107

With deflector plate, track guide means, or scraper:

(under subclass 100) Apparatus including a smooth, usually nearly flat and relatively thin piece of metal or other material or a single or plurality of a set of teeth or blades to push or expel the accumulated dirt, to prevent dirt and debris from entering the elements, or to maintain the surface clean of mud and rocks and having a contrivance with a directing edge, surface, or channel for maintaining the tracks on wheels.

SEE OR SEARCH THIS CLASS, SUBCLASS:

15, for combined or convertible wheel substitutes.

SEE OR SEARCH CLASS

180, Motor Vehicles,

6.7, for an endless flexible track; subclass 8.7 for an endless, flexible driving device including tracks substituted for driving wheels; and subclasses 184+ for a propulsion element of endless track type.

280, Land Vehicles, 95+, for a wheel scraper or cleaner.

440, Marine Propulsion,

95+, for a flexible endless propelling means.

474, Endless Belt Power Transmission Systems or Components,

92, for a cleaning device for a belt, pulley, or guide roll. [figure] [caption]A - Track; B - Dirt, mud; C - Pusher plate supported by hyd. cylinder; D - Hydraulic cylinder; E - Hydraulic control mechanism for pusher plate; F - Main frame [figure] [caption]A - Side frame; B - Scraper assembly; C - Support roller of upper track section; D, E - Scraper teeth; F - Bridge section; G, H - Side wing sections; M - Mud; P - Pillow blocks