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Detergent dispenser

  • US 8,075,847 B2
  • Filed: 12/09/2004
  • Issued: 12/13/2011
  • Est. Priority Date: 12/09/2004
  • Status: Active Grant
First Claim
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1. A detergent dispenser comprising:

  • a mounting plate,a chassis for wall-mounting, removeably connected to the mounting plate by a snap-in connection,a housing connected to the chassis by a snap-in connection, anda solid detergent reservoir removeably connected to the housing and the chassis and indirectly connected to the mounting plate via the connections between the solid detergent reservoir and the housing and chassis, the solid detergent reservoir comprising;

    a detergent compartment holding the solid detergent,a solvent application compartment below the detergent compartment and in fluid communication with the detergent compartment,a liquid solvent dispenser at or in the solvent application compartment,a solvent supply conduit leading to the solvent dispenser,a detergent solution collector at the bottom of the solvent application compartment, anda solution conduit connected to the detergent solution collector to carry away the detergent solution towards a detergent outlet,at least two modular units that are directly connected to the chassis and indirectly connected to the mounting plate via the connection to the chassis, wherein the modular units are selected from a group consisting of an electronic control unit, a pumping unit, a motorized liquid solvent supply unit, and a blackflow preventer;

    wherein the detergent compartment, the solvent application compartment, the liquid solvent dispenser, the solvent supply conduit, the detergent solution collector, and the solution conduit are connected with plug-in or snap-in connectors,wherein the solid detergent reservoir is interchangeable for different types of solid detergents selected from the group consisting of a packaged solid block, an unpackaged solid block, and a packaged powder;

    wherein the solid detergent reservoir is configured such that it can be connected and disconnected from the chassis and housing without the use of tools; and

    wherein the snap-in connection between the housing and the chassis is configured such that the housing can be released from the chassis only after the detergent reservoir is disconnected from the housing and chassis.

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