Device for gauging, metering or measuring liquids

Claim 1

A COMBINATION METERING AND LEVEL-INDICATING VALVE ASSEMBLY FOR A LIQUID CONTAINER COMPRISING A MAIN BODY HAVING A DEPENDING CONNECTION CONDUIT PORTION ADAPTED TO BE CONNECTED TO A LIQUID CONTAINER AND A LATERALLY EXTENDING CONDUIT PORTION ADAPTED TO BE CONNECTED TO A USING DEVICE, SAID BODY BEING FORMED WITH A MAIN PASSAGE COMMUNICATIVELY CONNECTING SAID CONDUIT PORTIONS, AND INCLUDING A PERIPHERAL VALVE SEAT AND A VERTICAL CAVITY ABOVE SAID VALVE SEAT, A METERING VALVE BODY SLIDABLY MOUNTED IN SAID CAVITY, A DEFORMABLE SEALING MEMBER SECURED TO THE BOTTOM OF SAID LAST-NAMED VALVE BODY AND BEING SEALINGLY ENGAGEABLE ON SAID SEAT, MEANS TO MOVE SAID LASTNAMED VALVE BODY VERTICALLY IN SAID CAVITY, WHEREBY TO MOVE THE SEALING MEMBER TOWARD AND AWAY FROM SAID SEAL, A RESILIENT DEFORMABLE SEALING RING DISPOSED BETWEEN AND IN RESILIENT ROLLING CONTACT WITH SAID LAST-NAMED VALVE BODY AND THE SURFACE OF SAID CAVITY, A DEPENDING ELONGATED SUPPORT MEMBER RIGIDLY SECURED TO SAID DEPENDING CONNECTION CONDUIT PORTION, A FLOAT LEVER PIVOTED AT AN INTERMEDIATE PORTION THEREOF TO THE LOWER END OF SAID SUPPORT MEMBER, A FLOAT MEMBER PIVOTED TO ONE END OF SAID LEVER, A COUNTERWEIGHT PIVOTED TO THE OTHER END OF SAID LEVER, LIQUID LEVEL-INDICATING MEANS ROTATABLY MOUNTED IN SAID MAIN BODY, AND LINK MEANS CONNECTING SAID LEVER TO SAID LIQUID LEVEL-INDICATING MEANS, SAID LIQUID LEVEL-INDICATING MEANS COMPRISING AN INNER PERMANENT MAGNET