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Class Information
Number: 175/350
Name: Boring or penetrating the earth > Bit or bit element > Rolling cutter bit or rolling cutter bit element > Laterally offset cutter axis
Description: Apparatus in which the axis of the rolling cutter element is offset from a radial vertical plane containing the longitudinal axis of the bit.

Sub-classes under this class:

Class Number Class Name Patents
175/353 Cone or frustum rolling cutter 34
175/351 Disk blade 11

Patents under this class:

Patent Number Title Of Patent Date Issued
8453767 Angular offset PDC cutting structures Jun. 4, 2013
6892828 Nutating single cone drill bit May. 17, 2005
5799741 Method of cutting and a cutting rotative bit Sep. 1, 1998
5562171 Anti-balling drill bit Oct. 8, 1996
4815543 Activated rock cutting assembly Mar. 28, 1989
4751972 Revolving cutters for rock bits Jun. 21, 1988
4736987 Rock cutting assembly Apr. 12, 1988
4610317 Spherical bit Sep. 9, 1986
4552232 Drill-bit with full offset cutter bodies Nov. 12, 1985

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