Apparatus for lifting false floor in swimming pool

Details Apparatus for lifting false floor in swimming pool Apparatus for lifting false floor in swimming pool

1992-12-02

1993-12-21

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

521697, 521265, B66B 900

Patent

active

052714837

ABSTRACT:
The present invention relates to a pool where a false floor is horizontally arranged and a plurality of longitudinal grooves are installed within the inside-walls of a pool, and lifting units are equipped in each longitudinal grooves to lift a false floor. A lifting apparatus installs a pair of shafts of rotation movement at the top and bottom of a pillar body which is installed within each longitudinal grooves, places a sprocket and a pulley in juxtaposition to each shafts of rotation movement to freely rotate, suspends a chain on a pair of sprockets, suspends a wirerope on a pair of pulleys, fixes the chain and the wirerope to the arm of a false floor which is projected toward the longitudinal groove, rotates a driving sprocket by a motor to drive the chain which is engaged thereto, thereby lifting the false floor, and vertically moves the wirerope in accordance with a lifting of the false floor and fixes it by a wirerope fixing element to maintain a false floor during the stop of it.

REFERENCES:
patent: 5119906 (1992-06-01), Kondratuk

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