Resources Contact Us Home
Browse by Category: Main > Construction
Class Information
Number: 175/280
Name: Boring or penetrating the earth > Cutter element laterally shiftable below ground (e.g., expansible) > With shifting mechanism spring biased to operative position > Cam or gear means movable to shift cutter element > With forwardly extending noncutting portion
Description: Apparatus in which the laterally movable cutter element is carried on a bit head or shaft which has a portion extending inwardly toward the axis of the shaft and forward of the cutter element in the direction of boring and which has no cutting function.

Patents under this class:

Patent Number Title Of Patent Date Issued
8302706 Apparatus and method for installing ground anchoring systems Nov. 6, 2012

  Recently Added Patents
Powder for layerwise manufacturing of objects
Mobile browser context switching
Fabrication of high gradient insulators by stack compression
Split-ring resonator creating a photonic metamaterial
Battery pack with connecting device
Display system, display control method and computer program
Formation of a masking layer on a dielectric region to facilitate formation of a capping layer on electrically conductive regions separated by the dielectric region
  Randomly Featured Patents
Installation for offshore storage of hazardous waste
Fixing device
Voice-data-RF integrated circuit
Reinforcement frame for a display panel using extruded aluminum alloy and apparatus and method for manufacturing the same
Method and apparatus employing dual photocells for removing spectral filter during strobe pulse
Execution of a program module within both a PEI phase and a DXE phase of an EFI firmware
Speed control of a motor
Tubular key
Apparatus for filling and hermetically sealing thermoplastic containers under vacuum
Purified thermostable DNA polymerase obtainable from thermococcus litoralis