Patent Document ID: RE32179
Application ID: 06671973
Patent Flag: 1

Claim One:
1. A carbonator system comprising: a refillable water reservoir tank with a removable lid to permit manual refilling thereof; a carbonator tank disposed within said reservoir tank; means for pumping water from said reservoir into said carbonator tank; means for introducing crbon dioxide gas into said carbonator tank; first liquid level detector means disposed in said reservoir tank for sensing when the water level is therein falls below a predetermined minimum level; second liquid level detector means disposed in said carbonator tank for sensing when said water level therein falls below a predetermined minimum level; and control means responsive to both said first and second liquid level detector means for enabling said means for pumping when said water level in said carbonator tank falls below said predetermined level and disabling said means for pumping when said water level in said reservoir tank falls below said predetermmined level ;. third liquid level detector means disposed in said reservoir tank for sensing when the water level therein falls below a predetermined minimum level; and control means responsive to said third liquid level detector means for disabling said pump means when water falls below said minimum level.