Automatic faucet
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United States of America Patent
Stats
-
May 28, 2002
Grant Date -
N/A
app pub date -
Nov 18, 1999
filing date -
Sep 16, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An automatic faucet, wherein the reference value can be reset in accordance with the state of a sink, without requiring further adjustment. The automatic faucet includes a faucet; a sink which receives water emitted from the faucet; a light generator for radiating infrared rays toward the bottom of the sink; a light receiver for receiving infrared rays, reflected from the bottom of the sink, and detecting an amount of light thereby received; a flush output portion for comparing the detection output from the light receiver with a reference value, and creating a flush output when the detection output exceeds a predetermined value; and a faucet controller for opening and closing the faucet in accordance with the output of the flush output portion.
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