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Beverage extracting apparatus for vending machines

  • US 5,299,491 A
  • Filed: 05/11/1993
  • Issued: 04/05/1994
  • Est. Priority Date: 05/11/1992
  • Status: Expired due to Fees
First Claim
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1. A beverage extracting apparatus for vending machines comprising:

  • a cylinder having an inflow port and an open bottom, water and a raw material of a beverage introduced into said cylinder through said inflow port and mixed in said cylinder;

    a continuous filter member disposed below said bottom of said cylinder;

    filter support means for supporting and filter member and for vertically moving said filter member into and out of contact with said cylinder to open and close said bottom of said cylinder;

    advancing means for advancing said filter member onto said filter support means, said advancing means including, a pair of first roller elements, driving means for rotating said first roller elements, a pair of second roller elements, a supporting member for rotatably supporting said pair of second roller elements above said pair of first roller elements with each roller element of said second pair disposed above a corresponding roller element of said first pair, said driving means for causing said supporting member to pivot, said pair of said second roller elements pivoted into or out of contact with said pair of first roller elements by pivoting of said supporting member, the improvement comprising;

    said supporting member comprising a first supporting element rotatably supporting one of the pair of second roller elements, a second supporting element separated from said first supporting element and rotatably supporting the other of said pair of second roller elements, and a bridging element fixed to one of said first and second supporting elements and removably in contact with the other of said first and second elements, and first and second supporting elements independently acted upon so as to be pivoted to a position in which the second pair of roller elements are in contact with the first pair of roller elements.

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