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
Substantially aligned boron nitride nano-element arrays and methods for their use and preparation
Cooking device and method of manufacture of the same
Turbulence sensor and blade condition sensor system
Tablet computer
Fast carrier allocation in multi-carrier systems
Method and apparatus for determining the altitude of a mobile device
Engineered nucleic acids encoding a modified erythropoietin and their expression
  Randomly Featured Patents
Electrochromic display with current drive circuit
Restraint belt load capacity fore and aft power seat adjuster apparatus
Process for producing flat plate illumination devices
Endotracheal suction catheter
System and method for improving the efficiency and reliability of a broadband transistor switch for periodic switching applications
Process for preparing 1-aryl-4-oxopyrrolo [3,2-c] quinoline derivatives
Carrier head to apply pressure to and retain a substrate
Disassemblable orthogonal multilevel storage assembly configurable into variable sized storage chambers for vehicle passenger compartments and pickup truck beds
Bag assembly and method and apparatus for loading individual bags
Method for detecting mutation and a method for inducing mutation