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Hand wash unit

  • US 4,769,863 A
  • Filed: 06/19/1987
  • Issued: 09/13/1988
  • Est. Priority Date: 06/19/1987
  • Status: Expired due to Fees
First Claim
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1. A portable hand wash unit comprising a vertically diposed rigid container formed of a plastic material and including an upper portion,a flexible impervious bag within said container adapted to contain clean water, said bag, when filled with clean water, filling a substantial volumetric space within said container,the upper portion of said container being shaped to define an external wash basin, including a lower wall having a drain outlet therein for permitting water to flow through the drain outlet and into the container exteriorly of said bag,means within the upper portion of said container defining a soap chamber containing liquid soap therein,means defining a soap dispenser connected in communicating relation with said soap chamber and being operable to dispense soap from the soap chamber at a location above the lower wall of said wash basin,means within the upper portion of said container defining a water metering chamber adapted to contain a predetermined amount of water,manually operable pump means on said container having an inlet connected in communicating relation with the interior of said bag and having an outlet connected in communicating relation with said water metering chamber, whereby, when said water pump means is operated, water will be pumped from the impervious bag to said water metering chamber, andmeans defining a water outlet continuously communicating with said water metering chamber and continuously discharging any water within the water metering chamber by action of gravity at a location above the lower wall of the wash basin, said water outlet means having a cross-sectional area substantially less than the cross-sectional area of the inlet for the water metering chamber, whereby a predetermined amount of water will be contained in the water metering chamber after the operation of the water pump means is discontinued.

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