Ripper mechanism

Details Ripper mechanism Ripper mechanism

1987-07-01

1989-04-04

Johnson, Richard J.

Earth working

With actuator adapted to lift tool for transport on wheeled...

Servo-motor forces tool down

172483, A01B 1308

Patent

active

048177318

ABSTRACT:
An improved parallelogram type ripper mechanism is provided. The mechanism has identical hydraulic pitch and lift cylinders lying in the same vertical plane. Also copolanar with the hydraulic cylinders are fixed length links. Identical left and right hand mounting brackets are attached to the rear of the prime mover.

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patent: 4174757 (1979-11-01), Stedman
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patent: 4321970 (1982-03-01), Thigpen
patent: 4351397 (1982-09-01), Winker
patent: 4453600 (1984-06-01), Thigpen

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