Tube clamp flow control device

Claim 1

A FLOW CONTROL DEVICE COMPRISING: A RESILIENT, COMPRESSIBLE TUBE; AN ELONGATED, TUBULAR HANDLE MEMBER THROUGH WHICH SAID TUBE EXTENDS, SAID HANDLE MEMBER HAVING A CUTAWAY PORTION DEFINING AN OPENING IN SAID HANDLE MEMBER; AN ELONGATED, PLATE-FORM MEMBER EXTENDING SUBSTANTIALLY AXIALLY WITHIN SAID HANDLE MEMBER AND LYING ADJACENT THE TUBE, SAID PLATE-FORM MEMBER BEING MOUNTED ADJACENT SAID CUT-AWAY PORTION FOR MOVEMENT IN A DIRECTION TRANSVERSE TO SAID TUBE TO OPEN AND CLOSE SAID TUBE; AN L-SHAPED LEVER PIVOTALLY MOUNTED ON SAID HANDLE MEMBER ADJACENT SAID CUT-AWAY PORTION FOR MOVEMENT TOWARD AND AWAY FROM SAID PLATE-FORM MEMBER. SAID LEVER HAVING FIRST LEG MEANS MOVABLE THROUGH SAID OPENING AND ENGAGEABLE WITH SAID PLATEFORM MEMBER FOR MOVING SAME IN SAID DIRECTION TRANSVERSE TO SAID TUBE, SAID LEVER HAVING MANUALLY ENGAGEABLE, SECOND LEG MEANS; A SLIDE MEMBER SLIDABLY MOUNTED ON SAID SECOND LEG MEANS AND RECEIVABLE INTO SAID OPENING IN SAID HANDLE MEMBER WHEN SAID FIRST LEG MEANS IS CAUSING SAID PLATE-FORM MEMBER TO COMPRESS AND THEREBY CLOSE SAID TUBE, SAID SLIDE MEMBER BEING SLIDABLE ALONG SAID SECOND LEG MEANS BETWEEN A FIRST POSITION WHERE IT CAN MOVE WITH SAID SECOND LEG MEANS THROUGH SAID OPENING AND A SECOND POSITION WHEREIN SAID SLIDE MEMBER EXTENDS INTO THE INTERIOR OF SAID HANDLE MEMBER TO A POINT SPACED AXIALLY FROM SAID OPENING, SAID SLIDE MEMBER WHEN IN SAID SECOND POSITION BEING URGED AGAINST AN INNER WALL OF SAID HANDLE IN RESPONSE TO THE URGING OF SAID FIRST LEG BY THE COMPRESSED RESILIENT TUBE, WHEREBY MOVEMENT OF SAID SLIDE MEMBER OUT OF SAID HANDLE MEMBER IS POSITIVELY OPPOSED.