Liquid level detector apparatus for a concentrate dispenser tank

A liquid concentrate dispensing apparatus comprising:

• a dispensing means for dispensing liquid concentrate from a removable and refillable concentrate tank;
• said tank comprising liquid level sensor means mounted in the wall of said tank including a detector means communicating with the inside of the tank and extending through the wall to the outside of the tank;
• and
• said detector means mounted in the wall of said tank further comprising an electricly conductive housing, one wall of said housing communicating with the inside of the tank;
• said housing of said detector means being disposed relative to the wall of the tank to avoid lodging of particles on the detectors means;
• a biased engaging means connecting said detector means with the dispensing apparatus when said tank is in a preselected position in said dispensing apparatus.

A liquid concentrate dispensing apparatus comprising:

• a dispensing means for dispensing liquid concentrate from a removable and refillable concentrate tank;
• said tank comprising liquid level sensor means mounted in the wall of said tank;
• said liquid level sensor means comprising a detector means which further comprises:
• an electrically conductive housing, one wall of said housing being substantially flush with the inside wall of said tank,
• biased engaging means for connecting said detector means with the dispensing apparatus when said tank is in a preselected position in said dispensing apparatus, and
• electrically conductive means biasing said engaging means through the outside wall of said tank.

A removable and refillable concentrate tank for a liquid concentrate dispensing apparatus having sidewalls and a bottom wall and further comprising:

• liquid level sensor means including a detector means mounted in the walls of said tank;
• said detector means comprising an electrically conductive housing, one wall of said housing being substantially flush with an inside wall of said tank extending through the wall to the outside of said tank;
• and
• said detector means having engaging means on the outside of said tank to contact a detector means within the dispensing apparatus when the tank is in a preselected position within the dispensing apparatus.