Mining tooth point

Details Mining tooth point Mining tooth point

1988-10-20

1990-02-27

Burr, Edgar S.

Excavating

Processes

37142A, 299 92, 403324, 403379, E02F 928

Patent

active

049034200

ABSTRACT:
A tooth point having key slots top and bottom wherein the rear walls of the slots are outwardly convergent relative to the front walls to permit receipt of a curved locking pin.

REFERENCES:
patent: 2919506 (1960-01-01), Larsen
patent: 3079710 (1963-03-01), Larsen et al.
patent: 3126654 (1964-03-01), Eyolfson et al.
patent: 4182058 (1980-01-01), Poncin
patent: 4231173 (1980-11-01), Davis
patent: 4335532 (1982-06-01), Hahn et al.
patent: 4414764 (1983-11-01), Johansson et al.
patent: 4455771 (1984-06-01), Poncin
patent: 4823487 (1989-04-01), Robinson
Esco Catalog 187A "Points and Adapters" effective Jun. 1977.

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