Force balanced instrument

Claim 1

MEANS FOR PROVIDING A DIGITAL SIGNAL INDICATIVE OF THE TIME INTEGRAL OF A FORCE COMPRISING: AN ANALOG FORCE-REBALANCE TYPE OF FORCE SNESING ASSEMBLY HAVING A MASS AND FORCE-REBALANCE TORQUER AND PROVIDING AN ANALOG OUTPUT, DIGITAL CONVERSION MEANS RESPONSIVELY CONNECTED TO THE ANALOG OUTPUT FROM SAID SENSING ASSEMBLY FOR PROVIDING DIGITAL SIGNALS REPRESENTING AT LEAST THREE DISCRETE COMBINATIONS OF MAGNITUDE AND SENSE OF DISPLACEMENT OF SAID MASS RELATIVE TO SAID SENSING ASSEMBLY, MEANS RESPONSIVELY CONNECTED TO THE OUTPUT OF SAID DIGITAL CONVERSION MEANS FOR PROVIDING A DIGITAL OUTPUT SIGNAL INDICATIVE OF THE TIME INTEGRAL OF THE FORCE INPUT TO SAID SENSING ASSEMBLY, AND A DIGITAL TORQUING CONTROL MEANS RESPONSIVELY CONNECTED TO THE OUTPUT OF SAID DIGITAL CONVERSION MEANS FOR PROVIDING A DISCRETE TORQUING CURRENT HAVING ONE OF THREE MUTUALLY EXCLUSIVE DISCRETE STATES INDICATIVE OF SAID RELATIVE DISPLACEMENT OF SAID MASS, SAID TORQUING CONTROL MEANS BEING OPERATIVELY CONNECTED TO SAID TORQUER FOR OPPOSING SAID DISPLACEMENT OF SAID MASS.