Mechanical-system for accelerometers and the like

Claim 1

A MECHANICAL SYSTEM COMPRISING A SUPPORT AND A BODY MOUNTED FOR SENSITIVE MOVEMENT IN RESPONSE TO MINUTE ACCELERATIONS OF SAID SUPPORT ALONG A PREDETERMINED AXIS IN SAID SUPPORT, SAID BODY BEING MOUNTED BY MEANS INCLUDING FIRST AND SECOND SETS OF RESILIENT MEMBERS SAID SETS BEING SIMILAR AND EACH COMPRISING ARMS LYING IN A GENERAL PLANE AT RIGHT ANGLES TO SAID AXIS AND EXTENDING BETWEEN POINTS RESPECTIVELY ON SAID SUPPORT AND SAID BODY THAT ARE SPACED RADIALLY OF SAID AXIS, SAID ARMS EACH HAVING PORTIONS OF THEIR LENGTH THAT HAVE ARCUATE EXTENT ABOUT SAID AXIS SAID ARMS BEING RELATIVELY COMPLIANT FOR MOVEMENT OF SAID BODY IN THE DIRECTION OF SAID AXIS AND SUBSTANTIALLY LESS COMPLIANT FOR MOVEMENT IN DIRECTIONS RADIAL OF SAID AXIS, AND TIE MEANS EXTENDING BETWEEN MORE THAN TWO PAIRS OF POINTS ON SAID RESPECTIVE ARCUATE PORTIONS OF SAID ARMS TO CONSTRAIN CORRESPONDING ARMS OF SAID SETS TO MOVE TOGETHER IN THE SAME DIRECTION GENERALLY PARALLEL TO SAID AXIS, SAID TIE MEANS BEING DISPOSED AT SUBSTANTIALLY UNIFORM ANGULAR INTERVALS AROUND SAID AXIS, SAID SYSTEM FURTHER COMPRISING CONSTRAINING MEANS LINKING ALL SAID TIE MEANS AND BEING SUBSTANTIALLY LESS COMPLIANT FOR RELATIVE MOVEMENT OF THE INDIVIDUAL MEMBERS OF THE TIE MEANS IN A DIRECTION GENERALLY PARALLEL TO SAID AXIS THAN FOR RELATIVE MOVEMENT IN DIRECTIONS AT RIGHT ANGLES TO SAID AXIS.