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Method and apparatus for cleaning a brewing device, especially of a coffee machine

  • US 5,551,988 A
  • Filed: 12/06/1994
  • Issued: 09/03/1996
  • Est. Priority Date: 12/15/1993
  • Status: Expired due to Term
First Claim
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1. A method of cleaning a brewing device having at least one cleaning phase including feeding water for a cleaning process from one of a water tank and an external water supply via a supply line to a water supply connection of a brewing cylinder;

  • andduring said at least one cleaning phase feeding said water through elements of the brewing cylinder and into areas outside the brewing cylinder, wherein said elements are grooves or channels disposed on an inner surface of a wall of said brewing cylinder, and wherein feeding of said water into areas outside the brewing cylinder is accomplished by said grooves or channels disposed on the inner surface of the wall of said brewing cylinder.

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