Frost hook attachment for back-hoe

Details Frost hook attachment for back-hoe Frost hook attachment for back-hoe

1998-02-07

2000-02-15

Batson, Victor

Excavating

Combined or convertible

Combined with subsoiler

37454, E02F 396

Patent

active

060238631

ABSTRACT:
A frost hook attachment for fixed attachment of connection between a quick-coupler on the outer boom of a back-hoe and the back-hoe bucket, wherein force from the back-hoe boom is transmitted from the quick-coupler to the frost hook and thence to the bucket to which the frost hook is attached, the bucket and frost hook rotating in unison about the main pivotal axis of the bucket.

REFERENCES:
patent: 2969966 (1961-01-01), Matheis
patent: 3061123 (1962-10-01), Rogers
patent: 3702712 (1972-11-01), Cairns, III
patent: 3778111 (1973-12-01), Ciofani
patent: 4038766 (1977-08-01), Felstet
patent: 4041624 (1977-08-01), Fryrear
patent: 4204348 (1980-05-01), Lydie
patent: 4436477 (1984-03-01), Lenertz et al.
patent: 5115583 (1992-05-01), Vail
patent: 5197212 (1993-03-01), Vail
patent: 5456028 (1995-10-01), Larson
patent: 5581917 (1996-12-01), Barden

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