Ground-working implement

Details Ground-working implement Ground-working implement

1978-05-30

1982-11-16

Johnson, Richard J.

Earth working

Diverse tools

Second implement follows path of first

172484, A01B 4902, E02F 376

Patent

active

043591035

ABSTRACT:
A ground-working implement to be attached to a tractor or other motive power means, to be pulled through and over the ground. It comprises a ripper having several ripping teeth which dig into the ground and are hydraulically adjustable by the operator of the tractor. A scraper is hingedly mounted relative to the ripper to be adjusted hydraulically by the operator from a raised or retracted position to a lowered operating position, there being locking means between the ripper teeth and the scraper comprising a locking bar on the scraper which is caused to fit within a notch or recess in the ripper teeth to lock the scraper into operating position as it is lowered.

REFERENCES:
patent: 2840933 (1958-07-01), Brem
patent: 3430703 (1969-03-01), Richey

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