Earth working – Plural relatively movable tools
Patent
1975-04-02
1977-07-05
Shapiro, Paul E.
Earth working
Plural relatively movable tools
172180, 172624, 172629, 172645, 172646, 172649, 172655, 172657, 172673, 172675, 172676, 172762, 172763, 172773, 403396, 403399, 403400, 403390, 403391, A61B 6500
Patent
active
040334171
ABSTRACT:
A support is connectable with an agricultural machine, and a plurality of agricultural tools is provided which are mounted by mounting elements on the support so that they can be adjusted relative to the support. A single arresting element is provided which arrests all of the tools in their respective positions. The tools have mounting portions extending into a passage in the support and either the passage itself or an auxiliary element in the passage has a wedge face to engage the tool mounting portions.
REFERENCES:
patent: 49111 (1865-08-01), Ingraham
patent: 457964 (1891-08-01), Bolte
patent: 982912 (1911-01-01), West
patent: 2196383 (1940-04-01), Buchanan
patent: 3325227 (1967-06-01), Hunter
patent: 3774688 (1973-11-01), Van Der Lely et al.
Rau Willy
Taus Christian
Maschinenfabrik Rau OHG
Shapiro Paul E.
Striker Michael J.
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