Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Cecil C. Farnsworth0
Joseph J. Chavez0
Date of Patent
November 30, 2010
0Patent Application Number
111049700
Date Filed
April 12, 2005
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A towable apparatus adapted for the separation of rock, stones, or debris from topsoil, having a stationary, non-vibrating sifting screen. A hydraulically powered conveyor belt with paddles pushes the soil across the sifting screen. The system provides features to assist prevention of machine jamming by large debris. A method of use is also disclosed.
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