Roto-tiller attachment

Details Roto-tiller attachment Roto-tiller attachment

1993-06-01

1994-10-11

Reese, Randolph A.

Planting

Liquid or gas soil treatment

Rotating dibble injector

172 21, 111118, A01C 2302

Patent

active

053537246

ABSTRACT:
An attachment for a roto-tiller adapted to aerate and fertilize ground in preparation for seeding and planting which comprises a pair of rotatable cylinders adapted to replace the conventional tiller tines and to attach to the rotatable shaft driven by the roto-tiller unit; a plurality of spaced aerating spike members distributed uniformly around each of the cylinders; a plurality of ports or openings in each of the cylinders, the openings likewise being uniformly distributed about the external periphery of the cylinders; spring-loaded dispenser plugs positioned in the openings to be activated by each contact with the ground as the unit moves and the cylinders rotate; and dispensing valves located within the ports of the cylinders to dispense liquid fertilizer from inside the cylinders.

REFERENCES:
patent: 2384469 (1945-09-01), Kalix
patent: 2975735 (1961-03-01), Parvance
patent: 3478656 (1969-11-01), McDonald
patent: 4109865 (1978-08-01), Hurtado et al.
patent: 4192387 (1980-03-01), Stinson
patent: 5178078 (1993-01-01), Pendergrass

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