Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
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
Liposomes with improved drug retention for treatment of cancer
Scalable pixel coverage function-map
Method and mobile device for awareness of language ability
Automatic search system and method
Method of controlling mechanical mechanisms of optical storage apparatus for peak power/current reduction, and related optical storage apparatus and machine-readable medium
Optical fixing device and image forming apparatus
Global codebook for coordinated multi-point processing
  Randomly Featured Patents
Illumination device for motorized two wheel vehicles
Tooth form design for reciprocating saw blade
Brushless doubly-fed motor control system
Frequency stabilizer circuit for window covering control chip clock
Method of full-field solder coverage by inverting a fill head and a mold
Roaster
Method of separation by fractional crystallization from a liquid mixture
Compositions for treating animals and surfaces infested with ectoparasites
Selective production of phenylene diacetate
Power source for diagnostic instruments