Resources Contact Us Home
Browse by Category: Main > Construction
Class Information
Number: 172/74
Name: Earth working > With drive means for tool or cleaner > With power take-off from tool drive to adjust tool
Description: Apparatus in which the means for transmitting power from a power source to the driven earth working element is provided with a power take-off for adjusting the position of the earth working element relative to the earth.

Patents under this class:

Patent Number Title Of Patent Date Issued
7905297 Automatic connection for mid-mounted implement Mar. 15, 2011
7641415 Automatic locking ball coupler for power take off Jan. 5, 2010
7131509 Reverse operation safety circuit Nov. 7, 2006
7128177 Reverse operation safety circuit Oct. 31, 2006
6776432 Drawbar adapter for pull-through swivel hitch Aug. 17, 2004
5901791 Working vehicle May. 11, 1999
5775437 Working vehicle Jul. 7, 1998
4512413 Rotary cultivating apparatus of laterally shiftable type Apr. 23, 1985
4266617 Tractor with full-floating tool bar May. 12, 1981

  Recently Added Patents
Materials and methods for synthesis of a flavor and aroma volatile in plants
Touch screen panel
Leadless integrated circuit packaging system and method of manufacture thereof
Method and apparatus for connecting signal lines of multiple layers to certain contacts while preventing connections with other contacts
Driver circuit for driving semiconductor switches
Process for the production of alcohol
  Randomly Featured Patents
Strike plate chamber for a dead bolt
Composite ceramic materials as a pulverization medium and for working parts of a pulverizer
Dissolution system
Therapeutic methods and compositions involving isoflavones
Belt splitting machine
Device and method for programming high impedance states upon select input/output pads
Control cartridge selection device
Methods and apparatus for providing a header resynchronization system for a broadband wireless access network
Semiconductor memory device capable of high-speed cache read operation
Beach towel, tote bag and beach umbrella system