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Class Information
Number: 172/98
Name: Earth working > With drive means for tool or cleaner > Tool mounted for lateral shifting
Description: Apparatus in which a movably supported earth working element which is driven in a given path or orbit is provided with an actuating or manipulating means whereby during operation said element may be shifted at the will of an operator to positions in which said path or orbit is spaced from its initial position transversely of the line of travel of the element across the ground.

Sub-classes under this class:

Class Number Class Name Patents
172/99 About generally vertical axis 8

Patents under this class:

Patent Number Title Of Patent Date Issued
6907874 Concrete hole cutting machine Jun. 21, 2005
5394945 Precision weeding machine for row crops Mar. 7, 1995
5303662 Minimum tillage tool bar and method for using same Apr. 19, 1994
5240085 Implement coupler structure Aug. 31, 1993
4936390 Tool apparatus with tool attached to end of outrigger arm Jun. 26, 1990
4936391 Rotary tiller apparatus Jun. 26, 1990
4869056 Mower attachment for a tractor Sep. 26, 1989
4712320 Four-way reversible ditcher blades Dec. 15, 1987
4624197 Minimum tillage toolbar and method for using same Nov. 25, 1986
4612715 Ditching apparatus with improved ditching blade Sep. 23, 1986
4566543 Aerator carried by automotive vehicle and control system therefor Jan. 28, 1986
4518043 Tool apparatus with control to move tool when object approached May. 21, 1985
4512413 Rotary cultivating apparatus of laterally shiftable type Apr. 23, 1985
4491183 Retractable in-row tiller device Jan. 1, 1985
4450925 Wheeled industrial/agricultural tractors May. 29, 1984
4354320 Snow plow for railed vehicle Oct. 19, 1982
4332299 Cultivator device for a vehicle Jun. 1, 1982
4287955 Rotary tiller device Sep. 8, 1981
4260027 Flail-type mulcher cultivator Apr. 7, 1981

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