Implements or apparatus for applying pushing or pulling force – Inclined plane lifter
Patent
1982-09-22
1985-09-24
Watson, Robert C.
Implements or apparatus for applying pushing or pulling force
Inclined plane lifter
E02C 300
Patent
active
045428816
ABSTRACT:
A ramp for a motor vehicle comprising means defining a ramp surface up which the motor vehicle wheel runs to a well into which the wheel drops and when therein is restrained from moving sideways, the ramp being collapsible to flattened condition for storage and transportation. The ramp is in three sections or frames, an upper frame, lower members to which the upper frame is pivotally connected, and a strut frame which acts as an inclined a strut keeping the upper frame at the correct angle. The frames and members can be disengaged to enable the ramp to be collapsed.
REFERENCES:
patent: 1904693 (1933-04-01), Meyers et al.
patent: 2076069 (1937-04-01), Davis
patent: 3386703 (1968-06-01), Thumma
patent: 3606253 (1971-09-01), Wooten et al.
patent: 3856264 (1974-12-01), Thumma
patent: 4013268 (1977-03-01), Williams
patent: 4058292 (1977-11-01), Goodrich et al.
Bobis Daniel H.
Jackson David A.
Smith David Charles
Watson Robert C.
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