Bathlift

Claim 1

IN A BATHLIFT DEVICE, A BASE STRUCTURE CONSTRUCTED AND ARRANGED TO SEAT ON THE BOTTOM INSIDE WALL OF A TUB, A SUPPORTING MEMBER EXTENDING FROM SAID STRUCTURE, MEANS FOR SWIVELING SAID MEMBER ON SAID STRUCTURE, A RECIPROCAL MEMBER MOUNTED ON AND SURROUNDING AND MOVABLE UP AN DOWN ON SAID SUPPORTING MEMBER, A SEAT MEMBER SUPPORTED BY AND EXTENDING LATERALLY FROM SAID RECIPROCAL MEMBER, SAID RECIPROCAL MEMBER HAVING AN END WALL AT ITS UPPER END, A PISTON HEAD MEMBER ON THE UPPER END OF SAID SUPPORTING MEMBER AND FITTING WITHIN SAID RECIPROCAL MEMBER, VALVE MEANS HAVING A BODY MEMBER CARRIED BY SAID RECIPROCAL MEMBER ADJACENT ITS UPPER END AND HAVING AN INLET FOR CONNECTION TO A SOURCE OF FLUID UNDER PRESSURE, A CONDUIT CONNECTING THE INTERIOR OF SAID BODY MEMBER TO THE INTERIOR OF SAID RECIPROCAL MEMBER ADJACENT SAID END WALL, A TUBULAR VALVE MEMBER RECIPROCEL IN SAID BODY MEMBER, SAID BODY MEMBER AND SAID VALVE MEMBER BEING SO CONSTRUCTED AND ARRANGED THAT IN ONE PORTION OF SAID VALVE MEMBER A CLEARANCE IS PROVIDED BETWEEN SAID BODY MEMBER AND SAID VALVE MEMBER, SAID CLEARANCE PROVIDING COMMUNICATION BETWEEN SAID INLET AND SAID CONDUIT AND IN ANOTHER POSITION SAID CONDUIT COMMUNICATES WITH THE INTERIOR OF SAID TUBULAR VALVE MEMBER, SAID INTERIOR BEING AN OUTLET PASSAGE IN SAID VALVE MEMBER, MEANS AT THE UPPER END OF SAID BODY MEMBER AND CONNECTED TO SAID VALVE MEMBER TO ACTUATE THE SAME, AND MEANS ADJACENT SAID SEAT MEMBER AND CONNECTED TO SAID VALVE MEMBER BELOW SAID BODY MEMBER AND OPERABLE TO ACTUATE SAID VALVE MEMBER.