.~> Digging chain, bucket, blade, or tooth structure, per se
DEFINITION
Classification: 37/462
ENDLESS DIGGER:
(under the class definition) Apparatus wherein the cutting or breaking device is in the form of a series of elements connected to one another in a continuous loop travelling about two or more pulleys, sprockets, or drums. [figure] [caption]A - Spoil bank; B - Mass of overburden; C - Seam dug by the excavator; D - Endless digging means; E - Endless flexible member or chain; F - Tracked wheels
SEE OR SEARCH THIS CLASS, SUBCLASS:
305, for an endless digger or conveyor.
332, for an endless driven digging element.
338+, for endless bucket line.
352, for a ditcher with an endless nonbucket-type digging means.
353+, for a ditcher with an endless bucket. 388, for a road grader having a transverse endless scraper or bucket.
SEE OR SEARCH CLASS
175, Boring or Penetrating the Earth,
89+, for an earth boring tool element on a continuously driven flexible endless member.
198, Conveyors: Power-Driven,
509, for a conveyor having buckets specialized to gather load batches; subclasses 701+ for an endless bucket conveyor of general utility.
299, Mining or In Situ Disintegration of Hard Material,
79.1+, for a cutterhead or tooth, especially subclasses 82.1+ for a chain-type head with plural teeth on a single link.
