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
Information display
Organic compounds
Communication apparatus, communication method, and communication system
Vibration power generator and vibration power generation device, and communication device and electronic equipment with vibration power generation device
Image generation device with optimized dose control
System and method for video encoding
Method and system of extending battery life of a wireless microphone unit
  Randomly Featured Patents
System and method for management of mold design and production
Compressed air starter for turbomachine
Method for forming multi-level contacts
Roller rake apparatus
Temperature-compensating thin-film capacitor and electronic device
Detection of inflammation
Collapsible rope storage and cleat apparatus
Suture needle holder method and apparatus
Open bottomed spinner for mineral fibers
Method for forming multi-layer wiring structure