Earth engaging implements

Details Earth engaging implements Earth engaging implements

1985-03-27

1987-01-27

Johnson, Richard J.

Earth working

Tool, standard or connection

Specific tool and standard connection

172749, A01B 2302

Patent

active

046388680

ABSTRACT:
An earth engaging implement and tine construction comprising a tine having bolted thereto an adaptor having an upper surface externally tapered in cross section, an elongated slot extending through the adaptor to receive a bolt head, and the lower surface of the adaptor comprising a rediused portion and a flat portion. An earth engaging implement includes an earth engaging portion and an attachment portion, the attachment portion comprising a tapered socket of complementary cross sectional shape to the upper surface of the adaptor, and the earth engaging implement being secured to the adaptor by a wedging frictional grip on to the upper surface. The adaptor has an angle of inclination of the upper surface thereof when mounted on the tine which corresponds to the angle of attachment portion of the earth engaging implement when it is oriented for ground engagement.

REFERENCES:
patent: 2222071 (1940-11-01), Gustafson
patent: 2595353 (1952-05-01), Graham
patent: 2877061 (1959-03-01), Blackwood
patent: 3061021 (1962-10-01), Shader

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