Fluid memory apparatus

Claim 1

A FLUID MEMORY ELEMENT COMPRISING: MEANS FORMING A CHANNEL; AN ENABLE PASSAGE IN COMMUNICATION WITH SAID CHANNEL; INTERROGATE PASSAGE IN COMMUNICATION WITH SAID CHANNEL; A VENT PASSAGE IN COMMUNICATION WITH SAID CHANNEL; A SENSING PASSAGE IN COMMUNICATION WITH SAID CHANNEL; SHUTTLE MEANS POSITIONED WITHIN SAID CHANNEL; SAID SHUTTLE MEANS BEING SLIDABLE FROM A FIRST POSITION TO A SECOND POSITION WITHIN SAID CHANNEL, SAID SHUTTLE MEANS BEING EFFECTIVE IN SAID FIRST POSITION AND IN SAID SECOND POSITION TO PROVIDE COMMUNICATION BETWEEN SAID ENABLE MEANS PASSAGE AND SAID VENT PASSAGE, SAID SHUTTLE MEANS BEING EFFECTIVE IN SAID FIRST POSITION TO PREVENT COMMUNICATIN BETWEEN SAID INTERROGATE PASSAGE AND SAID SENSING PASSAGE, SAID SHUTTLE MEANS BEING EFFECTIVE IN SAID SECOND POSITION TO PROVIDE COMMUNICATION BETWEEN SAID INTERROGATE PASSAGE AND SAID SENSING PASSAGE; LOCKING MEANS, SAID LOCKING MEANS EFFECTIVE TO LOCK SAID SHUTTLE MEANS IN SAID FIRST POSITION AND TO LOCK SAID SHUTTLE MEANS IN SAID SECOND POSITION, SAID LOCKING MEANS BEING DISABLED IN RESPONSE TO FLUID FLOW THROUGH SAID ENABLE PASSAGE, SAID LOCKING MEANS ALLOWING FLUID FLOW FROM SAID INTERROGATE PASSAGE THROUGH SAID SENSING PASSAGE AND PREVENTING FLUID FLOW FROM SAID SENSING PASSAGE THROUGH SAID INTERROGATE PASSAGE; A FIRST INPUT PASSAGE IN COMMUNICATION WITH SAID CHANNEL, THE UNLOCKED SHUTTLE BEING PLACED IN SAID FIRST POSITION IN RESPONSE TO FLUID FLOW THROUGH SAID FIRST INPUT PASSAGE; AND A SECOND INPUT PASSAGE IN COMMUNICATION WITH SAID CHANNEL, THE UNLOCKED SHUTTLE BEING PLACED IN SAID SECOND POSITION IN RESPONSE TO FLUID FLOW THROUGH SAID SECOND INPUT PASSAGE.