Earth working – Rolling – rotating or orbitally moving tool – Tool has circumferentially spaced teeth – tines – blades or...
Patent
1984-03-29
1986-09-16
Johnson, Richard J.
Earth working
Rolling, rotating or orbitally moving tool
Tool has circumferentially spaced teeth, tines, blades or...
172 42, 172 91, 172556, 241194, 403116, 403120, 4034081, A01B 3314
Patent
active
046116699
ABSTRACT:
A tine assembly for a tiller, comprising a plate (12 or 20) mounted on a rotative shaft (11) and a plurality of tines (13 or 21) connected by a pivotal connection (14 or 22) to the plate so as to swing outwardly of the plate to engage the soil upon rotation of the plate, and limiting means comprising bolts (15 or 24) in arcuate slots (13D or 23) whereby the tines are angled or positioned for proper soil working action depending on the rotative direction of the plate with the shaft.
REFERENCES:
patent: 1500502 (1924-07-01), Kuhn
patent: 3060706 (1962-10-01), Hess
patent: 3309854 (1967-03-01), Mitchell
patent: 3557880 (1971-01-01), van der Lely
patent: 3952811 (1976-04-01), Carre
patent: 4338771 (1982-07-01), Hummel
patent: 4492271 (1985-01-01), Doering
patent: 4556113 (1985-12-01), Saito et al.
Brown Terrence L. B.
Johnson Richard J.
MTD Products Inc.
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