Land vehicles – Wheeled – Extensible
Patent
1994-07-22
1995-12-19
Focarino, Margaret A.
Land vehicles
Wheeled
Extensible
2804145, 414495, B60P 108
Patent
active
054762740
ABSTRACT:
A wheeled suspension unit for elevating a vehicle platform from ground engagement to operational height, characterized by a lever that swings a wheel axis to and from alignment with a vertical plane extending between a raised fulcrum of the lever and a transverse axis of the vehicle, there being separate manually operable suspension units at opposite sides of the vehicle and each with a releasable latch for securing the elevated condition.
REFERENCES:
patent: 2041616 (1936-05-01), Noell et al.
patent: 2711329 (1955-06-01), Fritz
patent: 3434732 (1969-03-01), Heldenbrand
patent: 4154352 (1979-05-01), Fowler
patent: 4428435 (1984-01-01), Hubbard et al.
patent: 5161814 (1992-11-01), Walker
Focarino Margaret A.
Mattix Carla
Maxwell William H.
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