Lifting mechanism for wheeled apparatus

Details Lifting mechanism for wheeled apparatus Lifting mechanism for wheeled apparatus

1995-03-27

1996-11-19

Boehler, Anne Marie

Land vehicles

Wheeled

Articulated vehicle

2807631, 2807661, 254423, B60S 910

Patent

active

055754937

ABSTRACT:
A trailer with wheels located near its rearward end and a connecting arm extending from a mid-region of the forward end of the trailer. The connecting arm includes a gooseneck with a ball receptacle to connect with a ball protruding upwardly from the truck bed. A shroud is connected to the forward end of the trailer beneath the connecting arm and a powered hydraulic cylinder is carried inside the shroud and includes a rod extending downwardly to raise and lower the front of the trailer. A stabilizer arm terminating in a foot portion is carried by the shroud to extend downwardly and co-extensively with the rod to protect the hydraulic cylinder and rod from loading other than by the weight of the trailer and its load.

REFERENCES:
patent: 2660679 (1953-11-01), Hunt
patent: 3431727 (1969-03-01), Grumman
patent: 3627268 (1971-12-01), Wills
patent: 3819076 (1974-06-01), Oehler
patent: 3840252 (1974-10-01), Jocoy
patent: 3915476 (1975-10-01), Burkle
patent: 4113274 (1978-09-01), Vahrenkamp
patent: 4235542 (1980-11-01), Paterik
patent: 5125679 (1992-06-01), Delano
patent: 5401046 (1995-03-01), Schwartz et al.

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