Miniature automatic choke system

Claim 1

IN AN INTERNAL COMBUSTION ENGINE CARBURETOR HAVING AN INDUCTION PASSAGE AND ADAPTED TO BE MOUNTED ON SAID ENGINE INTAKE MANIFOLD, AN AUTOMATIC CHOKE SYSTEM COMPRISING A FIRST HOUSING INCLUDING A COVER ASSEMBLY WITH A WARM AIR INLET THERETHROUGH AND AN ANCHOR EXTENSION EXTENDING FROM SAID COVER ASSEMBLY INTO SAID FIRST HOUSING. TEMPERATURE RESPONSIVE MEANS MOUNTED ON SAID ANCHOR EXTENSION; A SECOND HOUSING INCLUDING A PRESSURE RESPONSIVE PISTON; A COMMON PASSAGEWAY ADAPTED TO BE NNECTED FROM SAID INTAKE MANIFOLD TO A POINT ADJACENT SAID FIRST AND SECOND HOUSINGS; A FIRST CONDUIT COMMUNICATING BETWEEN SAID COMMOM PASSAGEWAY AND SAID FIRST HOUSING; A SECOND CONDUIT COMMUNICATING BETWEEN SAID COMMON PASSAGEWAY AND SAID SECOND HOUSING; A CHOKE SHAFT EXTENDING ARCOSS SAID INDUCTION PASSAGE AND INTO SAID FIRST HOUSING; LINKAGE MEANS BETWEEN SAID CHOKE PLATE AND SAID TEMPERATURE RESPONSIVE MEANS; A CHOKE PLATE FIXEDLY SECURED TO SAID CHOKE SHAFT, SAID CHOKE PLATE HAVING THE PORTION ON ONE SIDE OF SAID CHOKE OFF-SET FROM THE PORTION ON THE OTHER SIDE OF SAID CHOKE SHAFT; AND SECOND LINKAGE MEANS PIVOTALLY CONNECTED AT ITS ONE END TO THE PORTION OF SAID CHOKE PLATE WHICH SWINGS UPWARDLY TO OPEN AND SLIDABLY CONNECTED AT IS OTHER END TO SAID PRESSURE RESPONSIVE MEANS.