Resources Contact Us Home
Browse by Category: Main > Construction
Class Information
Number: 175/276
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 > Frangible or discardable element
Description: Apparatus in which the movable latch member comprises a part which is destructible or discarded so that the part is used only one time.

Patents under this class:

Patent Number Title Of Patent Date Issued
8365843 Downhole tool actuation Feb. 5, 2013
6594881 Bit torque limiting device Jul. 22, 2003
6182774 Bit torque limiting device Feb. 6, 2001
RE36526 Retrievable through tubing tool and method Jan. 25, 2000
5947214 BIT torque limiting device Sep. 7, 1999
5595247 Retrievable through tubing tool and method Jan. 21, 1997

  Recently Added Patents
Switching device and electronic apparatus using the same
System and method for multi-threaded MIMO OFDM channel equalizer
Systems and methods for building axes, co-axes and paleo-geographic coordinates related to a stratified geological volume
Transferring storage devices within storage device testing systems
Systems and methods for detailed error reporting in data storage systems
Monofocal photographing lens assembly
Managing personal information on a network
  Randomly Featured Patents
Power supply device
Protective device for an air filter, in particular of a generating set, comprising portions to assemble radially on the filter
Method determining formation dip
High production steamer
Artificial nail tip having tail-like extension
Magnetic field alarm indicator
Internal combustion engine with a pressure-compensating arrangement in the crankcase of the engine
Electrical communication system having latching and strain relief features
Sensor including a sensor element having electrode terminals spaced apart from a connecting end thereof
Medical adhesive dressing