US PATENT SUBCLASS 83 / 512
.~.~ With plural anvils


Current as of: June, 1999
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83 /   HD   CUTTING

509  DF  TOOL PAIR COMPRISES ROTATABLE ANVIL AND FIXED-TYPE TOOL {1}
510  DF  .~ Anvil has motion in addition to rotation (i.e., traveling anvil) {2}
512.~.~ With plural anvils


DEFINITION

Classification: 83/512

(under subclass 510) Device provided with at least two rotatable surfaces, each rotatable about a separate (i.e., noncoextensive) axis.

(1) Note. Included in this subclass are patents disclosing structure in which one anvil cooperates with substantially one-half of a contoured blade, and the other anvil cooperates with substantially the other half of the contoured blade.