Planting – Liquid or gas soil treatment
Patent
1990-11-27
1992-05-26
Taylor, Dennis L.
Planting
Liquid or gas soil treatment
172 21, 111 89, A01B 4502, A01C 1500
Patent
active
051157500
ABSTRACT:
Subsoil treatment apparatus (1) comprises an impact striking head (2) associated with one end (3) of an impact transmission block (4) which has an internal chamber (5) connectable to a source of compressed air, and a hollow, tubular, ground-piercing spike (6) projecting from an opposite end (7) of the block (4) and to which impacts are transmitted from the block (4), the end (8) of the spike (6) associated with the block (4) being in air flow communication with the chamber (5), and the opposite end (9) of the spike (6) being provided with at least one air discharge aperture (10). The invention also includes a truck (28) carrying multiple apparatus (1).
REFERENCES:
patent: 3029756 (1962-04-01), Krivda
patent: 4566543 (1986-01-01), Kotani
patent: 4624194 (1983-12-01), Zinck
patent: 4658738 (1985-10-01), Zinck
patent: 4660480 (1985-09-01), Zinck
patent: 4850291 (1988-03-01), Masuko et al.
patent: 4903618 (1990-02-01), Blair
White James S.
White Mark S.
Taylor Dennis L.
Thompson Jeffrey L.
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