Excavating – Ditch filler
Patent
1975-02-04
1976-08-17
Burr, Edgar S.
Excavating
Ditch filler
37142R, E02F 928
Patent
active
039745791
ABSTRACT:
The tool of an earthworking machine has a support and load transfer lug attached to the internal surface of the tool at the cutting edge by an attaching portion and a cylindrical mating portion extending forwardly and overlapping the cutting edge. A tooth adapter is mounted on the lug by means of a cavity in one side of the adapter, the cavity overlapping the attached portion of the lug, and a cylindrical bore communicating with the cavity closely fitting on the mating portion of the lug. The tooth adapter extends forwardly and carries thereon a tooth. A bolt extends through a rearward extension of the tooth adapter and the cutting edge of the tool to detachably affix the tooth adapter to the tool.
REFERENCES:
patent: 1772624 (1930-08-01), Brendlin
patent: 1856930 (1932-05-01), Robin
patent: 2145663 (1939-01-01), Reynolds
patent: 2385395 (1945-09-01), Baer
patent: 3197895 (1965-08-01), Cooke
patent: 3413739 (1968-12-01), Guinot
patent: 3463523 (1969-08-01), Vasas
patent: 3841007 (1974-10-01), Howarth et al.
Black William J.
Lanz William E.
Burr Edgar S.
Caterpillar Tractor Co.
Suter R. E.
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