Land vehicles – Wheeled – Articulated vehicle
Patent
1977-04-15
1979-02-20
Pekar, John A.
Land vehicles
Wheeled
Articulated vehicle
280492, B62D 5302
Patent
active
041403290
ABSTRACT:
A hitch of a work vehicle having first and second vehicle portions has a first hitch apparatus for horizontally pivotally connecting the vehicle portions and a second apparatus with biasing for vertically, pivotally connecting the vehicle portions and suppressing vertical movement of one portion relative to the other.
REFERENCES:
patent: 2976031 (1961-03-01), Takagi
patent: 3118686 (1964-01-01), McAdams
patent: 3135529 (1964-06-01), Conrad
patent: 3311389 (1967-03-01), Barton et al.
patent: 3865135 (1975-02-01), McWilliams
patent: 3865205 (1975-02-01), Swanson
patent: 3963086 (1976-06-01), Mason
Caterpillar Tractor Co.
James John L.
Pekar John A.
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