Fuel injection pump
    1.
    发明授权

    公开(公告)号:US3572304A

    公开(公告)日:1971-03-23

    申请号:US3572304D

    申请日:1968-09-27

    Applicant: BENDIX CORP

    CPC classification number: F02D1/10

    Abstract: A FUEL INJECTION PUMP WHEREIN THE RATE OF FUEL DELIVERY IS DETERMINED BY A PUMP CONTROL ROD WHICH IS ADJUSTED BY A GOVERNOR ACTING UPON A MOVABLE PUMP CONTROLLING MEMBER IN OPPOSITION TO A HEAVY SPRING VARIABLY TENSIONED BY THE ENGINE THROTTLE. THE PUMP INCLUDES A CONNECTING UNIT INTERPOSED BETWEEN THE PUMP CONTROL ROD AND A LINKAGE EXTENDING FROM THE MOVABLE MEMBER, THE CONNECTING UNIT HAVING A SLIDE WHICH IS CONNECTED TO THE CONTROL ROD BY SPRING MEANS WHEREBY THE LATTER TRANSMITS MOTION FROM THE SLIDE TO THE CONTROL ROD IN THE FUEL QUANTITY INCREASING DIRECTION WHILE PERMITTING MOTION OF SAID ROD IN FUEL DECREASING DIRECTION RELATIVE TO THE SLIDE. MEANS RIGIDLY CONNECTED TO THE LINKAGE AHEAD OF THE SLIDE COOPERATES WITH A MAXIMUM FUEL LEVER. MEANS RIGIDLY CONNECTED TO THE CONTROL ROD, BUT YIELDABLY CONNECTED TO THE SLIDE THROUGH SAID SPRING MEANS, SELECTIVELY COOPERATES WITH A FUEL SHUT OFF LEVER AND WITH A BOOST RACK CONTROL LEVER, WHEREBY BOTH SUCH LATTER LEVERS NEED OVERCOME ONLY SAID SPRING MEANS IN ORDER TO MOVE THE CONTROL ROD IN ITS FUEL DECREASING DIRECTION. THE PUMP IS ALSO PROVIDED WITH MEANS FOR TEMPORARILY DISABLING THE MAXIMUM FUEL STOP LEVER AND THE BOOST RACK CONTROL LEVER WHEN THE ENGINE IS TO BE STARTED, SO THAT EXCESS FUEL MAY BE SUPPLIED TO THE ENGINE.

    Fuel injection pump
    2.
    发明授权

    公开(公告)号:US3572303A

    公开(公告)日:1971-03-23

    申请号:US3572303D

    申请日:1968-08-22

    Applicant: BENDIX CORP

    CPC classification number: F02D1/10

    Abstract: A FUEL INJECTION PUMP FOR AN ENGINE WHEREIN THE RATE OF FUEL DELIVERY IS DETERMINED BY A GOVERNOR ACTING UPON A MOVABLE PUMP CONTROLLING MEMBER IN OPPOSITION TO A HEAVY SPRING VARIABLY TENSIONED BY THE ENGINE THROTTLE. THE PUMP INCLUDES A JOINTED LEVER INTERPOSED BETWEEN THE MOVABLE MEMBER AND THE PUMP CONTROL ROD, THE JOINTED LEVER BEING RIGID IN THE FUEL QUANTITY INCREASING DIRECTION AND FOLDABLE IN THE OTHER, FUEL QUANTITY-DECREASING DIRECTION AGAINST THE OPPOSITION OF A SMALL SPRING. A SECOND, RIGID LEVER, CONNECTED TO MOVE SYNCHRONOUSLY WITH THE JOINTED LEVER, COOPERATES WITH A MAXIMUM FUEL STOP LEVER AND A BOOST RACK CONTROL LEVER. IN A FIRST DISCLOSED EMBODIMENT, THE JOINTED LEVER AND THE RIGID LEVER ARE SEPARATE, BUT BOTH ARE DRIVEN BY THE MOVABLE MEMBER. IN A SECOND DISCLOSED EMBODIMENT, THE JOINTED LEVER IS FORMED IN PAST OF A PORTION OF THE RIGID LEVER. IN BOTH THE FIRST AND SECOND EMBODIMENTS, PROVISION IS MADE FOR TEMPORARILY DISABLING THE MAXIMUM FUEL STOP LEVER WHEN THE ENGINE IS TO BE STARTED, SO THAT EXCESS FUEL MAY BE SUPPLIED TO THE ENGINE. IN A THIRD DISCLOSED EMBODIMENT, THE CONTROL ROD FOR THE ENGINE IS AUTOMATICALLY MOVED TO ITS EXCESS FUEL POSITION WHEN THE ENGINE STOPS, SO THAT THE CONTROL ROD OF THE PUMP IS IN POSITION FOR THE RESTARTING OF THE ENGINE.

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