Remote control switch operating device

Claim 1

A REMOTE CONTROL DEVICE COMPRISING A PLURALITY OF INDEPENDENT HYDRAULIC SYSTEMS; EACH OF SAID SYSTEM INCLUDING MEANS DEFINING AN ELONGATED PASSAGEWAY, A FIRST AND SECOND PLUNGER PROJECTING INTO THE OPPOSITE ENDS OF SAID PASSAGEWAY AND BEING ADAPTED FOR AXIAL MOVEMENT INWARDLY AND OUTWARDLY THEREOF, A FIRST AND SECOND FLUID-IMPERMEABLE FLEXIBLE SEALING ELEMENT DISPOSED WITHIN SAID PASSAGEWAY ADJACENT EACH OF SAID FIRST AND SECOND PLUNGERS, SAID FIRST SEALING ELEMENT BEING EFFECTIVE TO BIAS SAID FIRST PLUNGER IN A DIRECTION OUTWARDLY OF SAID PASSAGEWAY AND SAID SECOND SEALING ELEMENT BEING EFFECTIVE TO BIAS SAID SECOND PLUNGER INWARDLY OF SAID PASSAGEWAY, AND A LIQUID FILLING THE SPACE WITHIN SAID PASSAGEWAY INTERMEDIATE SAID FLEXIBLE SEALING ELEMENTS SO AS TO HYDRAULICALLY CONNECT SAID PLUNGERS WHEREBY INWARD MOVEMENT OF SAID FIRST PLUNGER CAUSES OUTWARD MOVEMENT OF SAID SECOND PLUNGER; AND MEANS FOR SELECTIVELY ACTUATING ONE OF SAID SYSTEMS COMPRISING A BODY CONTAINING SAID FIRST PLUNGERS DISPOSED WITH THEIR LONGITUDINAL AXES PARALLEL TO ONE ANOTHER, AND A SHIFTABLE CAP ON SAID BODY HAVING A CAM SELECTIVELY ENGAGEABLE WITH EACH OF SAID FIRST PLUNGERS SO AS TO CAUSE MOVMENT THEREOF UPON PREDETERMINED MOVEMENT OF SAID CAP.