U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Quotables

"Man will not fly for 50 years."

Wilbur Wright ; 1901

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 172/502 - Flexible connector


Subclass of Class 172 - Earth working
Definition: Apparatus in which the connection between the actuator and
No. of patents: 14
Last issue date: 09/12/2006


NumberTitleIssue Date
7104339Automatically engaging coupler with flexible shaft for a seeding machine
An agricultural seeding machine, includes a seed hopper, a first frame member carrying a drive shaft, a second frame member carrying a driven shaft, a coupler, and a flexible shaft. The first frame member and the second frame member are foldable relative to each oth...
09/12/2006
6558080Methods and compact apparatus for covering landfill
An apparatus and method for covering landfill includes a deployer suspended below the bucket of a loader. A roll of film is disposed on the deployer and uncoiled to deploy a film covering on the landfill surface as the loader driven across the surface. Pe...
05/06/2003
5095997Floating track erasers
A system for uniformly erasing soil indentations made by the wheels of agricultural equipment. The erasing elements are pulled behind the wheels of the agricultural equipment and are pivotally attached to the frame thereof thereby preventing the relative ...
03/17/1992
4757673Adjustment of crop dividers
A tool, and method of utilization, for achieving fine vertical adjustment of a crop divider pivotally mounted on the front of a crop header. The tool includes an inverted J-shaped support member adapted for attachment to a frame member of the crop header....
07/19/1988
4737067Device for mounting working implements on tractor
A pair of mount members extending longitudinally of the body of a tractor are fixedly provided at opposite sides of the tractor body. A pair of projecting brackets positioned toward the front from the steps of the tractor extend laterally outward from fro...
04/12/1988
4679635Self-tripping rippers
A ground ripping attachment for pivotal connection to the drawbar of a winch, and liftable by cable on a towing vehicle to clear the ground, or releasable so as to be free of the tractor save for its drawbar connection. The attachment has a main frame whi...
07/14/1987
4595064Drag attachment for a disk
A drag attachment for a disk or cultivating implement which includes a linkage system mounted in cooperation with a fluid cylinder apparatus for raising and lowering the disk transport wheels, which linkage system includes a pair of drive arms connected t...
06/17/1986
4487268Lifting attachments for cultivators
Components suitable to be sold in kits can be readily applied to cultivators of different makes to be able to raise and to lower independently the ground-working tools on either side of the cultivators. A typical kit contains an upper supporting member, t...
12/11/1984
4467875Compact, triple-hinged agricultural implement tool bar
A hydraulically actuated, triple-hinged tool bar comprised of four independently positioned sections is disclosed. A first outer section is flexibly coupled to one end of a center section of the tool bar while to the other end thereof is flexibly coupled ...
08/28/1984
4416336Tool bar carrier with castering wheels
A tool bar carrier for farming implements adapted to raise the tools carried by it and mounted on fully swiveling wheels. The bar is coupled flexibly and releasably to the pulling device, and the coupled wheels are capable of being locked in a straight fo...
11/22/1983
4375837Soil cultivating machine with axially displaceable adjusting rod
A soil cultivating machine has a frame portion extending transversely of the intended direction of operative travel and a row of cultivating members on that portion are rotatable about upwardly extending shafts. Behind the cultivating members there is a g...
03/08/1983
4227581Ground preparing apparatus for no-till planting
Ground preparing apparatus for seed planting comprising a frame adapted to be drawn along a field by a tractor or the like connected to the leading end of the frame and with a planting machine connected to the trailing end of the frame. A colter disc rota...
10/14/1980
4147217Foldable harrow
The device includes (i) a supporting frame for connection to a draft source, this frame having a plurality of laterally positioned rigid supporting sections each hinged to its laterally adjacent section; (ii) a plurality of working sections corresponding ...
04/03/1979
4077478Down pressure control mechanism for grain drills
A down pressure control for use with furrow openers in grain drills which provides a spring load for maintaining down pressure on the furrow opener during normal operating conditions and which can be at relatively high rate to permit minimum tillage, or w...
03/07/1978
 
Sign InRegister
Username  
Password   
forgot password?