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Washing agents dispenser device for a domestic washing machine, namely a dishwasher

  • US 6,923,191 B2
  • Filed: 01/22/2002
  • Issued: 08/02/2005
  • Est. Priority Date: 01/26/2001
  • Status: Expired due to Fees
First Claim
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1. A dispensing device of washing agents for a household washing machine, said dispensing device comprising a tank for containing a liquid washing agent and an arrangement for dispensing a dose of said liquid washing agent, said arrangement comprising:

  • a passage adapted to put the inside of said tank in communication with a discharge outlet for said liquid washing agent;

    a dosing chamber for said liquid washing agent in hydraulic communication with said tank and said passage, said dosing chamber being adapted for at least partially dispensing said liquid washing agent contained therein in a washing cycle of said household washing machine;

    first plugging means acting on said passage and capable of taking a first position, in which the washing agent cannot reach said discharge outlet, and a second position, in which the washing agent is able to reach said discharge outlet;

    first actuating means producing actuation of said first plugging means, and further comprising second plugging means operative along said passage to prevent washing agent downflow from said tank to said dosing chamber, second actuating means operatively connected to said second plugging means and adapted to produce actuation of said second plugging means independently of the position of said first plugging means, the first plugging means being provided for dispensing at least part of the liquid agent contained in said dosing chamber in a washing cycle of said household washing machine.

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