.~ Digging chain, bucket, blade, or tooth structure, per se
DEFINITION
Classification: 37/465
Digging chain, bucket, blade, or tooth structure, per se:
(under subclass 462) Apparatus wherein the significance is attributed to the configuration or shape of the excavating implement or to the improved cutting effectiveness of the
excavating implement or to the additional or improved support or guide means. [figure] [caption]A - Digging shovel; B - Digging edge; C - Digging face; D - Guide flange; E - Sprocket; F - Sprocket shaft; G - Chain link; H - Link pins
SEE OR SEARCH THIS CLASS, SUBCLASS:
327+, for a specific cutterhead structure of a dredger.
339, for a bucket structure of a dredger.
444, for a scoop or bucket structure of an excavating and a transporting container.
455+, for a mounting or retaining means of an excavating tooth or adapter.
SEE OR SEARCH CLASS 30, Cutlery,
381+, for a chain structure including a guide bar or guide means.
83, Cutting,
830+, for a diverse chain saw cutting element.
172, Earth Working,
100, for a blade on an endless driven belt or chain.
175, Boring or Penetrating the Earth,
327+, for a cutter bit or bit element.
299, Mining or In Situ Disintegration of Hard Material,
