Patent ID: 8095997

Claim:
A liquid dispensing system to dispense at least one type of liquid into a toilet water system or a bidet apparatus, comprising: a) at least one electrically operated liquid pump, b) at least one liquid inlet orifice connected to said pump, c) at least one cartridge removably coupled to said inlet orifice, comprising: (1) a drain valve that can open and close to release liquid from said cartridge, (2) a means to keep said drain valve closed when said cartridge is removed from said inlet orifice, d) at least one valve actuator, whereby said valve actuator can open said drain valve when said cartridge is coupled to said inlet orifice, and whereby liquid can be released from said cartridge to said pump through said drain valve and said inlet orifice, e) a means for sensing a flushed toilet, f) an electronic control module, whereby said control module, using said means for sensing a flushed toilet, actives said liquid pump to pump a predetermined amount of liquid from said cartridge to said toilet water system or said bidet apparatus.