Patent ID: 9148989
Filing Date: 2015-10-06
Classification: A01B,A01C

Abstract:
1. A row treating unit for attachment to follow a multi-row agricultural implement comprising: (a) a main unit mounting arrangement for carrying the unit and adapted to attach the unit to a main implement, tow bar, or the like; (b) a soil trench closing mechanism assembly comprising, optionally, one or a pair of height adjustable closing wheels and a closing wheel mounting arrangement comprising a closing-wheel force-applying device for applying at least a downward force to said closing wheels to force them to firm/pack the soil and an adjustable depth limiting device to limit the depth of soil penetrated by said closing wheels corresponding to a low point of said height adjustment; and (c) a packing wheel assembly comprising a packing wheel and a packing wheel mounting arrangement for carrying the packing wheel, said mounting arrangement further comprising a pneumatic operating system that includes aligned down force and lift airbags located between fixed plate members with a traveling intermediate plate member therebetween for lowering said packing wheel and controlling the downward force exerted by the packing wheel on the soil and lifting the packing wheel away from soil contact.