One to two stroke roped elevator pit buffers

Details One to two stroke roped elevator pit buffers One to two stroke roped elevator pit buffers

1992-07-15

1993-03-23

Olszewski, Robert P.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

187 75, B66B 528

Patent

active

051956160

ABSTRACT:
An elevator pit buffer assembly includes a pair of pistons which are mounted in the pit outboard of each side of the cab and counterweight. Each of the buffer pistons is equipped with a sheave joined at the upper end thereof. Ropes are reeved about each buffer sheave pair and extend between the sheaves in each pair beneath the bottom of the cab and counterweight. The ends of each of the buffer ropes are dead-hitched to the floor or wall of the pit.

REFERENCES:
patent: 751504 (1904-02-01), Hallock
patent: 1424665 (1922-08-01), Moschos
patent: 1581458 (1926-04-01), Lindquist
patent: 3768596 (1973-10-01), Solymos

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