Material or article handling – Vertically swinging load support – Shovel or fork type
Patent
1986-03-25
1988-03-29
Spar, Robert J.
Material or article handling
Vertically swinging load support
Shovel or fork type
280689, 280DIG1, 180235, B66C 110
Patent
active
047340061
ABSTRACT:
A wheeled building and constructional machine of the mechanical shovel, bulldozer or the like type has an articulated steering system and comprises a vehicle chassis, a plurality of wheel axles, a hydraulic suspension system for the wheel axles, and at least one transversely stabilizing valve. The hydraulic suspension system comprises a plurality of fluid cylinders which are disposed between pivoting levers which are rotatably mounted and hold the wheel axles, and the vehicle chassis, and rotatably mounted on these vehicle parts. The fluid cylinders are adapted for action upon both of sides and are connected to the stabilizing valve or valves.
REFERENCES:
patent: 4236864 (1980-12-01), Couture et al.
patent: 4506751 (1985-03-01), Stephens
patent: 4552238 (1985-11-01), Joyce, Jr.
patent: 4558759 (1985-12-01), Baatrup
Kohn Paul
Kohn Peter
Krob Adolf
Seidel Detlef
Serwe Wolfgang
Spar Robert J.
Underwood Donald W.
Zettelmeyer-Baumaschinen GmbH
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