Patent ID: 6095065
Filing Date: 2000-08-01
Classification: A01C

Abstract:
Apparatus for applying liquid fertilizer beneath the surface of soil, comprising: a support; a coulter carried by said support for rotation about a horizontal axis, said coulter having a peripheral cutting edge and defining a slot-forming annular region extending radially inwardly of said cutting edge, and a tapered compacting surface extending outwardly and radially inwardly of said annular region of said coulter, said compacting surface arranged to engage a sidewall of a slot formed by said coulter for compacting the soil along an upper portion of said sidewall to form a tapered surface leading into said slot and thereby forming a widened opening above and communicating with said slot; a delivery tube for liquid fertilizer having a discharge orifice; means for mounting said delivery tube such that said discharge orifice is located behind said compacting surface of said coulter to direct said liquid fertilizer into the widened portion above said slot and thence into said slot.