Fuel output adjustment apparatus

Claim 1

AN APPARATUS FOR ADJUSTING THE OUTPUT OF A LIQUID FUEL DELIVERED UNDER PRESSURE, WHICH COMPRISES A FIXED OUTER MEMBER FORMED WITH A CYLINDRICAL BORE AND WITH AT LEAST ONE RADIAL PORT THROUGH WHICH THE LIQUID UNDER PRESSURE MAY ESCAPE, AN INNER CYLINDRICAL MEMBER SLIDABLY MOUNTED IN SAID BORE AND IN SEALING ENGAGEMENT THEREWITH, SAID INNER CYLINDRICAL MEMBER BEING FORMED WITH AT LEAST ONE RADIAL PORT THROUGH WHICH THE FUEL UNDER PRESSURE IS DELIVERED, A CHAMBER FED WITH THE FUEL UNDER PRESSURE, SAID INNER CYLINDRICAL MEMBER HAVING AN END EMERGING INTO SAID CHAMBER AND ANOTHER END PROTRUDING OUTSIDE SAID CHAMBER, A DUCT FORMED IN SAID INNER MEMBER CONNECTING SAID CHAMBER WITH SAID PORT OF SAID INNER MEMBER, ANOTHER DUCT FOR DISCHARGING FROM THE APPARATUS THE FUEL CIRCULATED THROUGH SAID PORTS, A STOP LIMITING THE SLIDING MOVEMENT OF SAID INNER MEMBER UNDER THE INFLUENCE OF THE FLUID PRESSURE PREVAILING IN SAID CHAMBER WHEN THE APPARATUS IS FED WITH FUEL UNDER PRESSURE, IN A POSITION WHEREIN SAID PORTS LIE IN A COMMON RADIAL PLANE, A SPRING RESILIENTLY URGING SAID INNER MEMBER FOR SLIDING IN DIRECTION OPPOSITE TO THAT RESULTING FROM THE ACTION OF SAID FUEL PRESSURE WHEN THE DELIVERY OF FUEL UNDER PRESSURE TO THE APPARATUS HAS CEASED, THE TRACTION EXERTED BY SAID SPRING BEING INFERIOR TO THE FORCE EXERTED BY SAID FUEL PRESSURE, ANOTHER STOP LIMITING THE SLIDING MOVEMENT OF SAID INNER MEMBER UNDER THE INFLUENCE OF SAID SPRING, AND MEANS FOR CAUSING SAID INNER MEMBER TO REVOLVE IN SAID OUTER MEMBER AND THEREFORE CAUSE SAID PORTS TO REGISTER MORE OR LESS WITH EACH OTHER FOR INCREASING OR REDUCING THE FUEL OUTPUT THROUGH SAID PORTS.

Claim 2

AN APPARATUS FOR ADJUSTING THE OUTPUT OF A LIQUID FUEL DELIVERED UNDER PRESSURE, WHICH COMPRISES A FIXED OUTER MEMBER FORMED WITH A CYLINDRICAL BORE AND WITH AT LEAST ONE RADIAL PORT THROUGH WHICH THE LIQUID UNDER PRESSURE MAY ESCAPE, AN INNER CYLINDRICAL MEMBER SLIDABLY MOUNTED IN SAID BORE AND IN SEALING ENGAGEMENT THEREWITH, SAID INNER CYLINDRICAL MEMBER BEING FORMED WITH AT LEAST ONE RADIAL PORT THROUGH WHICH THE FUEL UNDER PRESSURE IS DELIVERED, A CHAMBER FED WITH THE FUEL UNDER PRESSURE, SAID INNER CYLINDRICAL MEMBER HAVING AN END EMERGING INTO SAID CHAMBER AND ANOTHER END PROTRUDING OUTSIDE SAID CHAMBER, A DUCT FORMED IN SAID INNER MEMBER CONNECTING SAID CHAMBER WITH SAID PORT OF SAID INNER MEMBER, ANOTHER DUCT FOR DISCHARGING FROM THE APPARATUS THE FUEL CIRCULATED THROUGH SAID PORTS, A STOP LIMITING THE SLIDING MOVEMENT OF SAID INNER MEMBER UNDER THE INFLUENCE OF THE FLUID PRESSURE PREVAILING IN SAID CHAMBER WHEN THE APPARATUS IS FED WITH FUEL UNDER PRESSURE, IN A POSITION WHEREIN SAID PORTS LIE IN A COMMON RADIAL PLANE, A SPRING RESILIENTLY URGING SAID INNER MEMBER FOR SLIDING IN DIRECTION OPPOSITE TO THAT RESULTING FROM THE ACTION OF SAID FUEL PRESSURE WHEN THE DELIVERY OF FUEL UNDER PRESSURE TO THE APPARATUS HAS CEASED, THE TRACTION EXERTED BY SAID SPRING BEING INFERIOR TO THE FORCE EXERTED BY SAID FUEL PRESSURE, ANOTHER STOP LIMITING THE SLIDING MOVEMENT OF SAID INNER MEMBER UNDER THE INFLUENCE OF SAID SPRING, AND MEANS FOR CAUSING SAID INNER MEMBER TO REVOLVE IN SAID OUTER MEMBER AND THEREFORE CAUSE SAID PORTS TO REGISTER MORE OR LESS WITH EACH OTHER FOR INCREASING OR REDUCING THE FUEL OUTPUT THROUGH SAID PORTS.