Faucet apparatus with ultrasonic control device

Details Faucet apparatus with ultrasonic control device Faucet apparatus with ultrasonic control device

1991-09-26

1992-12-15

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

Including valve means in flow line

239588, 4623, 25112904, 137801, 367198, E03C 105

Patent

active

051709449

ABSTRACT:
A faucet apparatus includes an ultrasonic transmitter and an ultrasonic receiver provided at a predetermined distance away from each other through a water flow passage. An ultrasonic wave transmitted from the transmitter is propagated through the flow passage as a control signal for operation control of the faucet apparatus and is received with the receiver.

REFERENCES:
patent: 2347330 (1944-04-01), Noyes
patent: 4402095 (1983-09-01), Pepper
patent: 4735357 (1988-04-01), Gregory et al.

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