Material or article handling – Vertically swinging load support – Shovel or fork type
Patent
1991-12-23
1992-07-21
Werner, Frank E.
Material or article handling
Vertically swinging load support
Shovel or fork type
414673, 212196, 280758, B66F 922
Patent
active
051318024
ABSTRACT:
The invention relates to cargo-handling vehicles and the like which comprise a handling device such as a bucket or a fork. A balancing device in equipped either at the front or the rear of the vehicle in such a way as to be rotatable on an axle which is horizontal and at right angles to the running direction of the vehicle, the balancing device comprising a balance weight coupled with a vehicle body by the axle, and an elastic body and a shock absorber provided between the balance weight and the vehicle body. Pitching phenomenon of a cargo-handling vehicle or the like can be automatically restrained in a responsive manner. It is possible to prevent the vehicle from overturning caused by an unexpected imbalance. The running stability can be improved and a comfortable ride accomplished.
REFERENCES:
patent: 2887071 (1959-05-01), Settles
patent: 3334886 (1967-08-01), Caunt
patent: 3853231 (1974-12-01), Luttrell
patent: 4093259 (1978-06-01), Stedman
patent: 4189020 (1980-02-01), Abels et al.
patent: 4658970 (1987-04-01), Oliphant
patent: 4674638 (1987-06-01), Oliphant
Namerikawa Hiroo
Sunami Tsuneo
Eller James
Toyo Umpanki Co., Ltd.
Werner Frank E.
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