Automatic liquid soap supply device
First Claim
Patent Images
1. An automatic liquid soap supply device comprising:
- a plurality of liquid soap supply taps to eject liquid soap,a plurality of sub-units associated with the respective liquid soap supply taps, each sub-unit having a sensor for sensing presence of a hand located under the liquid soap supply tap, a use detection circuit connected to the sensor and a pump driving circuit connected to and activated by said use detection circuit,a reservoir for storing the liquid soap to supply the liquid soap to the respective liquid soap supply taps,pumps disposed to the respective sub-units, each pump being connected to each pump driving circuit for supplying the liquid soap in the reservoir to each supply tap, anda main unit having a single power source circuit connected with each of said use detection circuitsso that each pump is driven to supply the liquid soap to the liquid soap supply tap when the sensor detects the hand.
1 Assignment
0 Petitions
Accused Products
Abstract
An automatic liquid soap supply device is formed of: a plurality of sub-units each having a use detection circuit for detecting the use of a liquid soap supply tap and a pump driving circuit connected with the use detection circuit, pumps each disposed to each of the sub-units, connected to each of the pump driving circuits for supplying a liquid soap to each of the supply taps and a main unit having a single power source circuit connected with each of the use detection circuits.
-
Citations
5 Claims
-
1. An automatic liquid soap supply device comprising:
-
a plurality of liquid soap supply taps to eject liquid soap, a plurality of sub-units associated with the respective liquid soap supply taps, each sub-unit having a sensor for sensing presence of a hand located under the liquid soap supply tap, a use detection circuit connected to the sensor and a pump driving circuit connected to and activated by said use detection circuit, a reservoir for storing the liquid soap to supply the liquid soap to the respective liquid soap supply taps, pumps disposed to the respective sub-units, each pump being connected to each pump driving circuit for supplying the liquid soap in the reservoir to each supply tap, and a main unit having a single power source circuit connected with each of said use detection circuits so that each pump is driven to supply the liquid soap to the liquid soap supply tap when the sensor detects the hand. - View Dependent Claims (2, 3, 4, 5)
-
Specification