Lift mechanism with platform locking device

Details Lift mechanism with platform locking device Lift mechanism with platform locking device

1977-04-05

1978-10-03

Watson, Robert C.

Implements or apparatus for applying pushing or pulling force

Single throw lever

Mechanically actuated

B66F 1700

Patent

active

041180119

ABSTRACT:
A lift mechanism comprising a base, a lift arm pivoted to the base and a platform pivoted to the lifting arm includes a locking device operating between the lift arm and the platform to releasably lock these two components together if the platform deviates from a horizontal position thereby presenting further movement of the platform from the horizontal.

REFERENCES:
patent: 2521214 (1950-09-01), Goeller

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