Coffee brewer

Claim 1

AN ELECTRIC PERCOLATOR COMPRISING: (A) A TRANSPARENT GLASS BREWING VESSEL ADAPTED TO CONTAIN LIQUID AND HAVING AN APERTURE IN ITS LOWER END; (B) HEAT TRANSFER MEANS SECURED TO SAID VESSEL ADJACENT SAID APERTURE, INCLUDING A THERMALLY CONDUCTIVE MEMBER HAVING WALLS DEFINING A WELL WHICH OPENS INTO SAID VESSEL, SAID HEAT TRANSFER MEANS FURTHER INCLUDING ELECTRIC RESISTANCE MEANS IN THERMAL COMMUNICATION WITH SAID MEMBER; (C) THERMALLY RESPONSIVE ELECTRICAL CONTROL MEANS SITUATED IN THERMAL COMMUNICATION WITH THE LIQUID IN SAID VESSEL, SAID CONTROL MEANS BEING ELECTRICALLY CONNECTED IN SERIES CIRCUIT WITH SAID RESISTANCE MEANS TO REDUCE THE HEAT INPUT TO SAID MEMBER UPON SAID VESSEL AND ITS CONTENTS REACHING A PREDETERMINED TEMPERATURE; (D) PUMP TUBE MEANS INCLUDING A PUMP TUBE HAVING ITS LOWER END OPEN TO SAID WELL AND INCLUDING MEANS AT SAID LOWER END SEALINGLY ENGAGING THE INTERIOR SURFACE OF THE WALLS DEFINING SAID WELL; (E) BASKET MEANS SUPPORTED ON SAID PUMP TUBE MEANS SPACED APART FROM SAID WELL, SAID BASKET MEANS INCLUDING A PERFORATED SIDEWALL PORTION ADAPTED TO RECEIVE AND RETAIN GROUND COFFEE AND TO PASS LIQUID, SAID BASKET MEANS FURTHER INCLUDING A CENTRALLY DISPOSED, IMPERFORATE, TUBULAR PORTION OPEN AT BOTH ENDS TO DEFINE A STANDPIPE, SAID STANDPIPE TELESCOPINGLY RECEIVING THE UPPER END PORTION OF SAID PUMP TUBE IN LOOSELY FITTING RELATIONSHIP; AND (F) LIQUID-BYPASSING MEANS INCLUDING MEANS DEFINING A RADIAL APERTURE IN THE SIDEWALL OF SAID PUMP TUBE OPENING INTO THE SPACE BETWEEN SAID PUMP TUBE AND SAID STANDPIPE WHEREBY, UPON OPERATION OF SAID CONTROL MEANS TO REDUCE THE HEAT INPUT TO SAID MEMBER, WEAK SURGES OF LIQUID ENTERING SAID PUMP TUBE FROM SAID WELL PASS THROUGH SAID RADIAL APERTURE TO FLOW IN A VISUALLY INCONSPICUOUS MANNER DOWN THE OUTSIDE OF SAID PUMP TUBE.