Shovel linkage

Details Shovel linkage Shovel linkage

1977-07-07

1979-11-27

Paperner, L. J.

Material or article handling

Vertically swinging load support

Shovel or fork type

52115, 212144, 414727, E02F 338

Patent

active

041759079

ABSTRACT:
A shovel linkage for a hydraulic excavator or the like has spaced parallel boom link rails which are coplanar with associated spaced parallel stick link rails and pivotedly connected thereto by means of pivot joints provided on the ends thereof.
Bucket stops are provided on a bucket attached to the stick and are arranged to contact the centers of the stick rails for greater strength.

REFERENCES:
patent: 2560674 (1951-07-01), Westall
patent: 2770372 (1956-11-01), Martinson
patent: 2965253 (1960-12-01), Poulter et al.
patent: 3327385 (1967-06-01), Shaver
patent: 3336684 (1967-08-01), Ulrich
patent: 3411647 (1968-11-01), Zimmerman
patent: 3862697 (1975-01-01), Gill et al.

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