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Class Information
Number: 175/360
Name: Boring or penetrating the earth > Bit or bit element > Rolling cutter bit or rolling cutter bit element > Cross axle with stub axle
Description: Apparatus comprising a plurality of rolling cutter elements and in which one cutter is journaled on an axle or pin disposed transversely of the bit axis and which axle or pin is supported at spaced points and another rolling cutter element is journaled on an axle or pin supported at one end only and extending in cantilever fashion.










Patents under this class:

Patent Number Title Of Patent Date Issued
4907664 Rock cutting tool Mar. 13, 1990











 
 
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