Apparatus for the cleaning of a closed compartment

  • US 5,333,630 A
  • Filed: 03/12/1993
  • Issued: 08/02/1994
  • Est. Priority Date: 09/20/1990
  • Status: Expired due to Term
First Claim
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1. Apparatus for cleaning a closed compartment by means of a sprayed liquid, comprising a housing having a stationary part to which the liquid is supplied, a rotatable part mounted thereon having a hub with spray nozzles suspended in bearings therein, a turbine driven by the liquid and having a planet gear mounted in the stationary part for turning the rotatable part and the nozzles in such a manner that the liquid sprayed out through the nozzles during the rotation sweeps the closed compartment interior, the planet gear being externally in engagement with a first toothed rim mounted on the stationary part of the housing, the first toothed rim being in engagement with a second toothed rim on the hub, both toothed rims being surrounded by the housing, both toothed rims and the bearings therebetween extending into a part of the liquid flow, and, slots provided between the stationary part and the rotatable part, and between the rotatable part and the hub such that after passing through the apparatus, a portion of the liquid is led out through the slots.

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