Hydraulic excavator with boom for large ranges of action and lif

Details Hydraulic excavator with boom for large ranges of action and lif Hydraulic excavator with boom for large ranges of action and lif

1980-05-09

1983-09-20

Blix, Trygve M.

Material or article handling

Vertically swinging load support

Shovel or fork type

414694, E02F 338

Patent

active

044052812

ABSTRACT:
A hydraulic excavator, with a boom lower part, a boom upper part and a stick, for conversion to operation using a gripper with large ranges of action and lifting heights. A connecting piece which rigidly connects the boom upper part and the boom lower part is fastened to the boom upper part, and is formed with an eye. A hydraulic cylinder which serves to actuate the stick is swingably mounted on the eye by means of a bolt.

REFERENCES:
patent: 3465904 (1969-09-01), Pensa
patent: 3923172 (1975-12-01), Jankowiak
patent: 3977148 (1976-08-01), Ranini
patent: 4029225 (1977-06-01), Wirt

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