Piezoelectric Touch-Controlled Faucet
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United States of America Patent
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Issued Date -
Feb 4, 2016
app pub date -
Jul 31, 2015
filing date -
Aug 4, 2014
priority date (Note) -
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Abstract
The present invention relates to a piezoelectric touch-controlled faucet, falling under the technical field of automatic faucets. The faucet comprises a first end connected to a water supply source, a second end having a water outlet for the faucet, and a passage arranged between the first end and the second end for directing the water from the first end to the second end. The faucet further comprises an electronic valve arranged on the passage, and a touch area arranged on the external surface of the passage covering a certain area, wherein a piezoelectric sensor is arranged underneath the touch area, and an electronic control unit is connected to the piezoelectric sensor to receive signal from the piezoelectric sensor for controlling the electronic valve on and off. The electronic control unit may include an automatic time delaying unit. The piezoelectric touch-controlled faucet according to the present invention provides an improved touch control arrangement, reduces energy consumption, defines a touch area accurately, allows multi-touch control, and reduces the probability of accidental activation.
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