Earth working machine with elevation control for tool thereof

Details Earth working machine with elevation control for tool thereof Earth working machine with elevation control for tool thereof

1976-01-26

1978-04-25

Stouffer, Richard T.

Earth working

Automatic power control

Land leveller type

E02F 376

Patent

active

040858057

ABSTRACT:
A system is disclosed for maintaining, in a predetermined horizontal orientation, the support assembly for supporting an earth working tool to an earth working machine and comprises a cam surface and a cam sensor mounted between the support assembly and the machine wherein the cam sensor has a follower for following the cam surface to maintain the support assembly in its predetermined horizontal orientation. The system for maintaining the support assembly in a predetermined horizontal orientation is proportional.

REFERENCES:
patent: 3856089 (1974-12-01), Rivinius
patent: 3896899 (1975-07-01), Scholl

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