Structure of water flow control device

Details Structure of water flow control device Structure of water flow control device

1990-08-27

1991-07-23

Cohan, Alan

Fluid handling

Systems

Programmer or timer

251238, F16K 31524

Patent

active

050335090

ABSTRACT:
A water flow control device comprising a water flow control system controlled to operate by a timer system. The timer system comprises a timer fastened in a control wheel mounted on a mounting table for time setting. The water flow control system comprises a control tube fastened in a trough with both ends respectively connected with water inlet and outlet pipes. A spirng is sleeved on the control tube to constantly force the control tube to press on a stop cap which releasably block up the water passage of the water inlet pipe. A driving plate is pivoted to the trough and controlled by the mounting table through the timer to carry the control tube backward permitting the stop cap to open the water passage so that water is allowed to pass through the control tube into the water outlet pipe.

REFERENCES:
patent: 3880190 (1975-04-01), Boss
patent: 4562865 (1986-01-01), Lemkin
patent: 4836247 (1989-06-01), Chuang

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