Planting – Drilling and broadcasting – Main and auxiliary frame machines
Patent
1985-09-03
1987-03-17
Feyrer, James R.
Planting
Drilling and broadcasting
Main and auxiliary frame machines
A01C 2304
Patent
active
046498362
ABSTRACT:
A device for injecting liquid fertilizer into the earth adjacent the roots of row crops. Radial injectors mounted on a rotating hub serially pass a port from which the liquid fertilizer is led into the spoke, and from there into the earth.
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patent: 2876718 (1959-03-01), Vaughan
patent: 3131605 (1964-05-01), La Borde
patent: 3434437 (1969-03-01), Mark et al.
patent: 3759640 (1973-09-01), Hinckley et al.
patent: 4178860 (1979-12-01), Hines et al.
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