Resources Contact Us Home
Browse by Category: Main > Construction
Class Information
Number: 175/278
Name: Boring or penetrating the earth > Cutter element laterally shiftable below ground (e.g., expansible) > With shifting mechanism spring biased to operative position > With separate latch > Latch holds mechanism retracted > Latch return shifting mechanism to inoperative position
Description: Apparatus in which the movable latch member also acts on the mechanism to cause the mechanism to be moved to its inactive or inoperative position to permit retraction of the cutter element.

Patents under this class:

Patent Number Title Of Patent Date Issued
7823663 Expandable reamer Nov. 2, 2010

  Recently Added Patents
Managing imaging of computing devices
1,3-diiodohydantoin compound and production method thereof
TRPM8 antagonists and their use in treatments
Visualization of information associated with applications in user interfaces
Immunotherapy in cancer treatment
Label printer
Sweetener compositions having enhanced sweetness and improved temporal and/or flavor profiles
  Randomly Featured Patents
Biaxially oriented multilayer polymer tube for medical devices
Method and apparatus for excavation
Method and system for a public key cryptosystem having proactive, robust, and recoverable distributed threshold secret sharing
FFT window position recovery apparatus and method for OFDM system receiver
Inorganic microporous solids and a process for their preparation
Spray gun
Gas phase aromatic hydrogenation using palladium lithium aluminum spinel catalyst
Portable device, system and method for measuring a volume of a vessel using an LED
Snowboard bindings
Still picture information recording medium and method and apparatus for reproducing still picture information therefrom