Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Construction
Class Information
Number: 175/358
Name: Boring or penetrating the earth > Bit or bit element > Rolling cutter bit or rolling cutter bit element > Circumferentially displaced cutter axes > Mutually contacting cutter supports
Description: Apparatus in which all of the cutter elements are journaled on a separate axle or pin which intersect, abut, or otherwise engage each other under the bit head so as to support or brace each other.










Sub-classes under this class:

Class Number Class Name Patents
175/359 With bearing or seal details 21


Patents under this class:

Patent Number Title Of Patent Date Issued
4623027 Unsegmented rotary rock bit structure and hydraulic fitting Nov. 18, 1986











 
 
  Recently Added Patents
System and method for managing a loyalty program via an association network infrastructure
HSP20 inhibits amyloidogenesis and neurotoxicity
Pattern data conversion for lithography system
Semiconductor device and method for manufacturing the same
Data feed management
Methods, systems, and products for providing communications services
Multi-band dipole antenna
  Randomly Featured Patents
Clown head fanny pack
High frequency module utilizing a plurality of parallel signal paths
Distributed space-time-space switch
III-V nitride resonant tunneling
Intermediate chip module, semiconductor device, circuit board, and electronic device
Retainer assembly for conduit connection
Computer system including protected graphics display control signal sequencing
System for simultaneously accessing one or more stack elements by multiple functional units using real stack addresses
Method of making ignition wire with grafted coating
Speed governor for internal combustion engines