Subsurface cutting tool for a tractor ripper shank

Details Subsurface cutting tool for a tractor ripper shank Subsurface cutting tool for a tractor ripper shank

1978-01-03

1979-11-27

Johnson, Richard J.

Excavating

Peat excavators

172719, E02F 928

Patent

active

041753410

ABSTRACT:
A cutting tool for attachment to the end of a tractor mounted ripper shank for use in severing wooden debris below the ground surface. A tool socket receives the lower end of the ripper shank while a blade block secured to the socket is provided with a transverse cutting edge. Inclined gussets extending intermediate the socket and the blade block serve to reinforce the block and further function to impart upward movement to severed debris causing same to be displaced upwardly and outwardly toward the ground surface.

REFERENCES:
patent: 774324 (1904-11-01), Hill
patent: 2625870 (1953-01-01), Peacock
patent: 2877572 (1959-03-01), Dyess
patent: 3085635 (1963-04-01), Livermore
patent: 3623247 (1971-11-01), Stepe

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