Spherical type of all-directional frictional damper

Claim 1

A VIBRATION DAMPER FOR DAMPING VIBRATIONS IN A VIBRATILE MASS RELATIVE TO A FIXED REFERENCE BASE, COMPRISING AN ELONGATED RIGID ROD HAVING ONE END PIVOTALLY MOUNTED ABOUT AND THE REMAINDER THEREOF FREELY DEPENDING FROM A FIXED POINT ON THE VIBRATILE MASS AND HAVING A LONDITUDINAL AXIS ADAPTED TO ASSUME A PREDETERMINED POSITION IN SPACE RELATIVE TO THE VIBRATILE MASS WHEN THE VIBRATILE MASS IS AT REST AND SUSCEPTIBLE OF ANGULAR DISPLACEMENT FROM SAID PREDETERMINED SPATIAL POSITION IN ANY PLANE PASSING THROUGH AND INCLUDING SAID PREDETERMINED SPATIAL POSITION UPON LATERAL DISPLACEMENT OF THE VIBRATILE MASS RELATIVE TO THE FIXED REFERENCE BASE, A GENERALLY SPHERICAL DAMPING MEANS ENCLOSING AND DIAMETRICALLY RECEIVING A LONGITUDINAL EXTENT OT SAID ROD SPACED FROM SAID ONE END FOR FRICTIONALLY DAMPING AXIAL DISPLACEMENT OF SAID ROD RELATIVE TO THE FIXED REFERENCE BASE, SAID SPHERICAL DAMPING MEANS BEING SUSCEPTIBLE OF ROTATION ABOUT A RADIALLY INWARDLY CENTER OF ROTATION AND ADAPTED TO ENGAGE AT LEAST TWO SPACED-APART POINTS ON SAID LONGITUDINAL EXTENT OF SAID ROD RESPECTIVELY POSITIONED ON OPPOSITE SIDES OF SAID CENTER OF ROTATION, AND MEANS FOR FRICTIONALLY RESTRAINING ROTATION OF SAID SPHERICAL DAMPING MEANS ABOUT SAID CENTER OF ROTATION TO DAMPEN ANGULAR DISPLACEMENT OF SAID ROD FROM SAID PREDETERMINED SPATIAL POSITION.