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Class 172/99 - About generally vertical axis


Subclass of Class 172 - Earth working
Definition: Apparatus in which the earth working element is swingable
No. of patents: 10
Last issue date: 01/16/2007


NumberTitleIssue Date
7163068Hitch assembly
A hitch assembly for use between a prime mover having a pair of moveable arms and a trailed vehicle. The hitch assembly includes a transverse member attached by a pivot attachment to each movable arm at spaced locations on the transverse member. Each of the movable ...
01/16/2007
6962209Simple, durable and easy-to-use earthworking machine
A sod cutter (10) is disclosed including a frame (12) formed by welding the free edges of mount, frame and end plates (46a, 46b 46c) bent relative to one of two side plates (46) to the corresponding edge...
11/08/2005
5129282Mechanism for selectively repositioning a farm implement
A mechanism for adjusting the height of a farm implement/tool of the type to be carried by a drawing vehicle includes a connector for supporting a farm implement/tool in an operative position. A guide directs sliding movement of the connector selectively ...
07/14/1992
4862969Method and apparatus for cultivating plantable soils more particularly forest soils
A method for cultivating plantable soils, more particularly forest soils, by breaking-up and working-in plants and parts of plants lying upon the soil, for example leaves, needles, twigs and branches. To this end, a plurality of elements, flexible in all ...
09/05/1989
4662646Trailing mower and drawbar articulation
An articulate tow bar for use with a ride-on for pulling an independent mower unit. The tow bar has first and second members pivotally attached at adjacent ends by a lockable coupling that permits the members to be positioned alternately in a transport po...
05/05/1987
4570721Device for weeding vine or similar crops
A device for weeding such vine crops as melons, cucumbers or the like comprising a tool bar adapted to be carried by a tractor. The tool bar in turn carries multiple rotary agitators adapted to stir the earth and uproot plants with which they come into co...
02/18/1986
4544038Rotary tiller apparatus and pivotal support structure therefor
A rotary tiller apparatus includes a main support frame having a first member that is pivotal in a generally vertical direction and a second member that is pivotally attached to the first member and pivots in a generally horizontal direction. The rotary t...
10/01/1985
4531589Retractable tiller for installation at side of tractor
A tiller for installation at one side of a tractor, having a retractable tiller frame movable by a power mechanism which is normally actuated by a horizontal sensor arm through a linkage system. Here, there is manual override enabling the tractor driver t...
07/30/1985
4516639Powered landscape rake
A powered landscape rake for fine grading of and for stone and debris removal from a landscape surface is shown according to the teachings of the present invention. The rake of the present invention includes a drum rotatably mounted in a drum frame. The d...
05/14/1985
4315700Implement for applying sealant to asphalt pavement or the like
An implement for use with a prime mover, such as a tractor, for applying a uniform coating of a liquid sealant to pavement comprising a plurality of spray tubes for spraying a coating of the liquid sealant onto the pavement and a rotary brush for brushing...
02/16/1982
 
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