Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Construction
Class Information
Number: 175/277
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
Description: Apparatus in which the movable latch member acts to hold the laterally movable cutter element in an inoperative or noncutting position.










Sub-classes under this class:

Class Number Class Name Patents
175/278 Latch return shifting mechanism to inoperative position 1


Patents under this class:

Patent Number Title Of Patent Date Issued
3952818 Grooving bucket Apr. 27, 1976
3935912 Anchoring device and method for settling the device in the ground Feb. 3, 1976











 
 
  Recently Added Patents
Method, base station and system for adjusting cell wireless configuration parameter
(4930
Cooler
Toy
Verifiable service policy implementation for intermediate networking devices
Modular utility rack
Location-based method to specify ratio frequency spectrum rights
  Randomly Featured Patents
Integrated circuit having a top side wafer contact and a method of manufacture therefor
Organic light emitting diode display for reducing reflection of external light
Cargo compartment cover and item support assembly
High speed modem
Wireless telephone integration system and method for call centers and workgroups
Process for preparing a catalyst
Bark mulch handling and spreading apparatus
Surface-modified electochemical biosensor
Apparatus and method for preventing screen savers from shutting down ToL clients
Focus servo system having object lens protection circuit for an optical disc player