Rotary pneumatic pressure divider

Claim 1

A PNEUMATIC PRESSURE DIVIDER COMPRISING A FIRST BODY, A SECOND BODY HAVING ONE FACE THEREOF COEXTENSIVE WITH A FACE OF SAID FIRST BODY IN JUXTAPOSITION THEREWITH, A PRESSURE SUPPLY PORT AND A PRESSURE EXHAUST PORT IN SAID SECOND BODY EXTENDING THERETHROUGH AND SPACED APART THEREIN, A RESTRICTING GROOVE IN SAID SECOND BODY CONFINED BETWEEN THE SAID JUXTAPOSED FACES OF SAID FIRST AND SECOND BODIES AND CONNECTING SAID SUPPLY PORT TO SAID EXHAUST PORT, WHEREBY A PRESSURE GRADIENT IS PROVIDED ALONG THE LENGTH OF SAID RESTRICTING GROOVE, SAID FIRST BODY BEING RELATIVELY MOVABLE WITH RESPECT TO SAID SECOND BODY AND A PRESSURE PICK-OFF PORT IN SAID FIRST BODY AND EXTENDING THERETHROUGH INTO REGISTRY WITH SAID RESTRICTING GROOVE, WHEREBY RELATIVE MOVEMENT BETWEEN SAID FIRST BODY AND SAID SECOND BODY CAUSES SAID PICK-OFF PORT TO TRANSLATE ALONG SAID RESTRICTING GROOVE TO ANY SELECTED POSITION FROM SAID SUPPLY PORT TO SAID EXHAUST PORT TO CAUSE THE PRESSURE AT SAID PICK-OFF PORT TO ASSUME ANY DESIRED VALUE DETERMINED AS A FUNCTION OF THE PRESSURE GRADIENT BETWEEN SAID SUPPLY PORT AND SAID EXHAUST PORT AND THE POSITION OF SAID PICK-OFF PORT RELATIVE THERETO ALONG SAID RESTRICTING GROOVE.