Digging and planting machine having plural surface detecting and

Details Digging and planting machine having plural surface detecting and Digging and planting machine having plural surface detecting and

1976-06-17

1978-01-24

Crowder, Clifford D.

Planting

Drilling and broadcasting

Main and auxiliary frame machines

37DIG20, 111 89, 172 4, 173 20, 175 40, 408 14, A01C 1100

Patent

active

040697746

ABSTRACT:
A digging and planting machine is provided having a tubular digging and planting tool, and at least two surface-detecting and signalling means for sensing the surface of the ground adjacent the digging tip of the tool, preferably on opposed sides of the digging tip, thus gauging the lay of the surface, so as to ensure that the digging tip provides and a plant is fed to a planting hole of the desired depth.

REFERENCES:
patent: 181065 (1876-08-01), Goodwin
patent: 577539 (1897-02-01), Speidel
patent: 2223559 (1940-12-01), Fleming
patent: 2473655 (1949-06-01), Lohn
patent: 2909082 (1959-10-01), Booth
patent: 3258549 (1966-06-01), Stol
patent: 3491624 (1970-01-01), Poincenot
patent: 3770065 (1973-11-01), Gill et al.
patent: 3899985 (1975-08-01), Rath
patent: 3931774 (1976-01-01), Bradley
patent: 3972294 (1976-08-01), Grundstrom et al.

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