Altitude or pressure responsive controls

Claim 1

AN ALTITUDE RESPONSIVE FUEL CONTROL COMPRISING, A PIVOTAL INPUT SHAFT FOR CONNECTION TO A THROTTLE CONTROL LEVER, AN OUTPUT SHAFT FOR CONNECTION WITH FUEL FLOW CONTROL MEANS AND PIVOTAL COAXIALLY OF SAID INPUT SHAFT, A LOST MOTION CONNECTION BETWEEN SAID INPUT AND OUTPUT SHAFTS INCLUDING AN ARM PROJECTING FROM SAID INPUT SHAFT AND AN ARM PROJECTING FROM SAID OUTPUT SHAFT, A LINK CONNECTED AT ONE END TO THE INPUT SHAFT ARM, A SECOND LINK CONNECTED AT ONE END TO THE OUTPUT SHAFT ARM, SAID LINKS BEING PIVOTALLY JOINED AT THEIR OPPOSITE ENDS AND HAVING A CAM ROLLER ON THEIR PIVOTAL CONNECTION, A CONTROL MEMBER HAVING A CAM TRACK GUIDINGLY RECEIVING SAID ROLLER AND GENERATED IN PART ON A RADIUS SWUNG FROM THE PIVOTAL CONNECTED WITH THE OUTPUT SHAFT ARM WHEN THE CONTROL MEMBER IS IN A "SEA LEVEL" POSITION AND IN PART EXTENDING RADIALLY OUTWARDLY OF SAID INPUT AND OUTPUT SHAFTS WHEREBY MOTION IS TRANSMITTED BETWEEN SAID INPUT AND OUTPUT SHAFTS ONLY WHEN THE INPUT SHAFT IS ROTATED A PREDETERMINED DISTANCE SO THAT THE CAM ROLLER PASSES TO THE OUTWARD EXTENDING PORTION OF SAID CAM TRACK, A PISTON CONNECTED TO ONE END OF SAID CONTROL MEMBER, A HOUSING FOR SAID LINKS AND CONTROL MEMBER AND HAVING A CYLINDER FOR RECEIVING SAID PISTON, AN INLET PORT IN SAID HOUSING FOR CONNECTION TO A PRESSURIZED LIQUID SOURCE, A FIRST PASSAGEWAY LEADING FROM SAID INLET PORT TO ONE SIDE OF SAID PISTON, A SECOND PASSAGEWAY FROM SAID INLET PORT TO THE OTHER SIDE OF SAID PISTON, THE EFFECTIVE AREA OF SAID ONE SIDE OF SAID PISTON BEING GREATER THAN THE EFFECTIVE AREA OF SAID OTHER SIDE THEREOF, WHEREBY WHEN THE LIQUID PRESSURES ON OPPOSITE SIDES OF SAID PISTON ARE EQUAL, THE LIQUID PRESSURE FORCE ON SAID ONE SIDE WILL BE GREATER AND MAINTAIN THE PISTON IN AN EXTREME, "SEA LEVEL" POSITION AND THE CONTROL MEMBER IN ITS "SEA LEVEL" POSITION, A PRESSURE DROPPING ORIFICE IN SAID FIRST PASSAGEWAY, A JET NOZZLE,