Resources Contact Us Home
Browse by Category: Main > Construction
Class Information
Number: 172/399
Name: Earth working > With ground support vertically adjustable relative to frame > With power take-off from plural wheels
Description: Apparatus in which power derived from the rolling motion of a plurality of ground wheels as the apparatus is propelled over the ground is used to move said wheels or other ground wheels vertically with respect to the frame.

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Active pellet without chemical additives
High throughput thin film characterization and defect detection
Generation of uniform fragments of nucleic acids using patterned substrates
Process for producing a carbon-comprising support
Method and system for parallelizing data copy in a distributed file system
Method for programming non-volatile memory device and apparatuses performing the method
Method and system for testing indirect bandgap semiconductor devices using luminescence imaging
  Randomly Featured Patents
Rotation support device for compressor pulley
Adsorptive substance separation device
Fuel charge atomizing device
Apparatus having an inter-module data transfer confirming function, storage controlling apparatus, and interface module for the apparatus
Magnetic head slider with resistive heating film meandering in stacking direction
Wave energy converter with internal mass on spring oscillator
Metering system and method for aerosol delivery
Supercharger system for combustion engine
Energy efficient sync and async replication