Mounting arrangement for a coulter and knife

Details Mounting arrangement for a coulter and knife Mounting arrangement for a coulter and knife

1987-02-02

1988-05-24

Johnson, Richard J.

Earth working

Diverse tools

Including colter

111 7, 172573, A01B 7902, A01B 6104, A01B 4906

Patent

active

047459786

ABSTRACT:
A mounting arrangement for a coulter and knife which are mounted on separate collars on a vertical shank with the knife movable in the same vertical plane as the coulter including a locking mechanism which connects the mounting collars of the knife and coulter to ensure conjoint rotation of the knife and coulter about the vertical shank.

REFERENCES:
patent: 2906353 (1959-09-01), Rogers
patent: 3319589 (1967-05-01), Moran
patent: 3410234 (1968-11-01), Peifer
patent: 4466364 (1984-08-01), Hassenfritz
patent: 4538532 (1985-09-01), Coker
patent: 4574715 (1986-03-01), Dietrich
patent: 4628840 (1986-12-01), Jacobson
patent: 4656957 (1987-04-01), Williamson

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