Cam operated pulsing device

Claim 1

AN INTERMITTENT PULSING DEVICE COMPRISING A FIRST ROTATABLE MEMBER, A SECOND ROTATABLE MEMBER MOUNTED FOR ROTATION SUBSTANTIALLY COAXIAL WITH SAID FIRST ROTATABLE MEMBER, AN ECCENTRIC MEANS MOUNTED ON SAID FIRST ROTATABLE MEMBER, ACTUATOR MEANS ENGAGEABLE WITH SAID ECCENTRIC MEANS, MEANS RESILIENTLY URGING SAID ACTUATOR MEANS INTO ENGAGEMENT WITH SAID ECCENTRIC MEANS TO PREVENT ROTATION OF SAID FIRST ROTATABLE MEMBER, A SPRING BIASING MEANS MOUNTED BETWEEN SAID FIRST AND SECOND ROTATABLE MEMBERS, MEANS FOR ROTATING SAID SECOND ROTATABLE MEMBER RELATIVE TO SAID FIRST ROTATABLE MEMBER SO AS TO INCREASE THE TENSION IN SAID SPRING BIASING MEANS, A FIRST PROJECTING PORTION ON SAID SECOND ROTATABLE MEMBER, AND A SECOND PROJECTING PORTION ON SAID FIRST ROTATABLE MEMBER ADAPTED TO BE INTERCEPTED BY THE PROJECTING PORTION ON SAID SECOND ROTATABLE MEMBER, SAID SECOND ROTATABLE MEMBER UNDER CONTINUOUS ROTATION CAUSING SAID FIRST PROJECTING PORTION TO CONTACT SAID SECOND PROJECTING PORTION SO AS TO MOVE SAID FIRST ROTATABLE MEMBER AND ITS ECCENTRIC MEANS RELATIVE TO THE RESILIENTLY URGED ACTUATOR MEANS THEREBY CAUSING SAID SECOND ROTATABLE MEMBER TO PASS THROUGH A COMPLETE REVOLUTION UNDER THE ACTION OF SAID SPRING BIASING MEANS.