Earth working – Tool – standard or connection – Plural tools
Patent
1978-03-20
1980-04-15
Stouffer, Richard T.
Earth working
Tool, standard or connection
Plural tools
172784, A01B 326, E02F 376
Patent
active
041979176
ABSTRACT:
A soil stabilizer comprises a front bank of four ploughs inclined at 45.degree. to the direction of movement and a similar rear bank of ploughs. The ploughs are arranged in pairs whereof the front ploughs toss the soil/stabilizer mixture to one side where it is engaged by the rear plough which tosses to the other side. The ploughs are mounted on a frame which may be carried by pivoted arms on a road grader or may be mounted on ground engaging wheels.
REFERENCES:
patent: 308667 (1884-12-01), Haven
patent: 486614 (1892-11-01), Lindgren
patent: 1221565 (1917-04-01), Mintern
patent: 1601512 (1926-09-01), Silaj
patent: 2343795 (1944-03-01), Pellett
patent: 2430223 (1947-11-01), Goode
patent: 2573281 (1951-10-01), Schumacher
patent: 3135339 (1964-06-01), Fry et al.
patent: 3185220 (1965-05-01), Tanoue
Langford Terrence R.
Rehm Ernest L.
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