Pneumatic speed sensor

Claim 1

IN A GOVERNOR OF THE TYPE HAVING A PORT THROUGH WHICH THE FLOW OF FLUID IS CONTROLLED TO OPERATE THE GOVERNOR, MEANS FOR CONTROLLING FLUID FLOW THROUGH SUCH PORT COMPRISING: SUPPORT MEANS DISPOSED FOR ROTATION IN AXIAL REGISTRATION WITH SUCH PORT; A FLOW CONTROLLING MEMBER GUIDED ON SAID SUPPORT MEANS FOR MOVEMENT TOWARD AND AWAY FROM SUCH PORT; RESILIENT MEANS ON SAID SUPPORT MEANS NORMALLY TENDING TO MOVE SAID FLOW CONTROLLING MEMBER IN ONE DIRECTION RELATIVE TO SAID PORT; MEANS ON SAID SUPPORT MEANS RESPONSIVE TO CENTRIFUGAL FORCE TO MOVE SAID FLOW CONTROLLING MEMBER RELATIVE TO SAID PORT IN OPPOSITION TO SAID RESILIENT MEANS, SAID CENTRIFUGAL FORCE RESPONSIVE MEANS HAVING A PLURALITY OF SPACED HUB MEMBERS, ONE OF SAID HUB MEMBERS BEING FIXED TO SAID SUPPORT MEANS AND ANOTHER BEING MOVABLE THEREON AND CONNECTED WITH SAID FLOW CONTROLLING MEMBER; AND A PLURALITY OF EQUALLY SPACED RESILIENT FINGERS RADIATING FROM EACH HUB MEMBER, THE OUTER ENDS OF THE FINGERS ON SAID HUBS CONVERGING AND HAVING FLYWEIGHTS SECURED THERETO, CENTRIFUGAL FORCE OF SAID FLYWEIGHTS CAUSED BY ROTATION OF SAID SUPPORT MEANS SERVING TO MOVE SAID HUB MEMBERS TOWARD ONE ANOTHER AND IMPART MOVEMENT TO SAID FLOW CONTROLLING MEMBER.