Earth working – With drive means for tool or cleaner – With non-driven tool
Patent
1988-02-29
1990-01-09
Johnson, Richard J.
Earth working
With drive means for tool or cleaner
With non-driven tool
37222, 172117, 172112, A01B 3302, A01B 3316
Patent
active
048921548
ABSTRACT:
A ground-working implement which comprises a rotary tiller or like groundosening unit and a smoothing board located behind the tiller. Both the unit and the smoothing board are subdivided generally centrally and the sections are connected by a ball and hinge joint, respectively, for the unit and the board to allow compensatory adjustment of the inclinations of the sections for varying terrains.
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Bombardier-Rotax-Wien Produktions- und Vertriebsgesellschaft m.b
Dubno Herbert
Johnson Richard J.
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