Boom for backhoe with internally disposed hydraulic feed lines

Details Boom for backhoe with internally disposed hydraulic feed lines Boom for backhoe with internally disposed hydraulic feed lines

1978-06-30

1980-03-18

Paperner, L. J.

Material or article handling

Vertically swinging load support

Shovel or fork type

212144, 414727, 414918, E02F 385

Patent

active

041937341

ABSTRACT:
A lifting machine boom having two side walls maintained in spaced relationship to each other by a bottom wall and a top wall and a median reinforcing member dividing the interior of the boom into the first and second longitudinally extending chambers. One or more rigid pipes are attached to the median wall and run longitudinally of the boom from locations adjacent the ends. These pipes conduct pressurized fluid to and from one or more actuators carried by or associated with the boom. One said actuator is disposed in the second chamber.

REFERENCES:
patent: 2961106 (1960-11-01), Davis
patent: 3220578 (1965-11-01), Pilch
patent: 3524560 (1970-08-01), Hall

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