Sluice gate

Claim 1

A VALVE COMPRISING AN ORIFICE FRAME DEFINING AN OPENING, A VALVE MEMBER FOR CLOSING SAID OPENING, SPACED PARALLEL CHANNEL TRACKS ATTACHED TO SAID FRAME WITH SAID CHANNELS OPENING TOWARD EACH OTHER, ONE LEG OF EACH SAID CHANNEL TRACK BEING ADJACENT SAID FRAME HAVING SPACED OPENINGS THERETHROUGH, A VALVE MEMBER, AT LEAST TWO VERTICALLY SPACED CAM LEVERS ADJACENT ONE SIDE OF SAID VALVE MEMBER, AT LEAST ONE CAM LEVER ADJACENT THE OTHER SIDE OF SAID VALVE MEMBER, EACH SAID CAM LEVER HAVING ONE PART SWINGABLY ATTACHED TO SAID VALVE MEMBER AT A FIRST POSITION, A SECOND POSITION SPACED FROM SAID FIRST POSITION OF SAID LEVER BEING CONNECTED TO AN OPERATING MEMBER, EACH SAID LEVER HAVING A FIRST ROLLER ATTACHED THERETO AT A POSITION SPACED FROM SAID FIRST SECOND POSITIONS, SECOND ROLLERS ATTACHED TO SAID LEVERS AT SAID FIRST POSITIONS, AND BEING DISPOSED IN SAID CHANNEL TRACKS, SAID SECOND ROLLERS ALIGNED WITH SAID OPENINGS IN SAID CHANNEL TRACKS WHEN SAID VALVE MEMBER IS IN CLOSED POSITION, SAID FIRST ROLLERS MOVING THROUGH SAID OPENINGS IN SAID LEGS OF SAID CHANNEL TRACKS INTO SID CHANNEL TRACKS, SAID FIRST AND SECOND ROLLERS GUIDING SAID VALVE MEMBER TO A POSITION OUT OF THE FLOW PATH OF FLUID WHEN SAID VALVE MEMBER IS BEING OPENED, AND A STOP ON SAID VALVE MEMBER STOPPING THE MOVEMENT OF SAID VALVE MEMBER IN A DIRECTION TOWARD CLOSING WHEN SAID SECOND ROLLERS ALIGNED WITH SAID OPENINGS IN SAID CHANNEL TRACKS WHEREBY SAID SECOND ROLLERS MAY MOVE THROUGH. SAID SLOTS AND SAID VALVE MEMBER IS FORCED TO SEALING POSITION WHEN A CLOSING FORCE IS APPLIED TO SAID OPERATING MEMBER.