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Class Information
Number: 172/531
Name: Earth working > Rolling, rotating or orbitally moving tool > Wobble discs
Description: Apparatus in which one or more substantially planar rotary tools is disposed at an angle to its axis of rotation whereby during rotation the tool will sweep back and forth laterally of its direction of traverse.

Patents under this class:

Patent Number Title Of Patent Date Issued
5673757 Ground opening device Oct. 7, 1997
4256184 Reverse-dish tiller blades Mar. 17, 1981
4177743 Seedling transplanter Dec. 11, 1979
4059161 Tillage apparatus and improved blade therefor Nov. 22, 1977

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