Water gate control system

Details Water gate control system Water gate control system

1976-09-08

1978-02-14

Shapiro, Jacob

E02B 746

Patent

active

040731472

ABSTRACT:
The present invention discloses a water gate control system which selects either the automatic mode or forced mode, in the automatic mode the gate being automatically swung depending upon the level of a stream or water-way between the upright or closing position and the flat or opening position by a single- or double-acting hydraulic cylinder in which a directly or indirectly spring loaded piston is displaced depending upon the hydraulic pressure acting on the gate, and in the forced mode, the working oil under pressure being introduced into the hydraulic cylinder for swinging the gate to and holding it in a desired angular position independently of the level.

REFERENCES:
patent: 3507580 (1970-04-01), Howard et al.

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