US PATENT SUBCLASS 241 / 299-- .~.~ Annular internal comminuting face

US PATENT SUBCLASS 241 / 299
.~.~ Annular internal comminuting face

Current as of: June, 1999
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241 /	HD	SOLID MATERIAL COMMINUTION OR DISINTEGRATION

*	DD	APPARATUS {41}
291	DF	.~ Comminuting elements {7}
299		.~.~ Annular internal comminuting face

DEFINITION

Classification: 241/299

(under subclass 291) Comminuting elements comprising annular structures which present an internal comminuting surface.

SEE OR SEARCH THIS CLASS, SUBCLASS:

66+, for such elements provided with temperature modifying means.

83+, for such elements provided with openings for the passage of comminuted material.

102, for such elements provided with a surface deformable by contact with the material.

179+, for receptacle structure including internal comminuting surface features. 228, for such elements combined with a cooperating rotary member.

260+, for such elements having nonsmooth surface characteristics arranged in cooperative relationship with another element.

278.1, for such elements combined with means to present to the internal face the material to be comminuted.