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
System and method for detecting executable machine instructions in a data stream
Polishing composition
High safety vehicular transportation system and operational method thereof
Lightning-protective explosion-preventive fastener
Managing imaging of computing devices
Substituted di-arylhydantoin and di-arylthiohydantoin compounds and methods of use thereof
Liquid dispensing apparatus
  Randomly Featured Patents
Shoe upper
Plywood veneer dryer door
Automated videography systems
Segmented magnet dynamoelectric machine with series connected rotor conductors
Aerial refueling system
Method of manufacturing a semiconductor device
Device for containing catastrophic failure of a turbomolecular pump
System and method for testing peripheral component interconnect express switch
Process for the reproduction of three-dimensional images