Instrument capsule

Claim 1

AN INSTRUMENT CAPSULE FOR OBTAINING MEASUREMENTS AT EXTREME DEPTHS IN A BODY OF WATER, SAID EXTREME DEPTHS INCLUDING AT LEAST 30,000 FEET, COMPRISING, (A) AN INFLATABLE FLEXIBLE MOLDED CONTAINER, FOR RETAINING WITHIN THE INTERIOR VOLUME THEREOF A NUMBER OF SELECTED INSTRUMENTS EACH OPERABLE TO MONITOR OF SAID CONSAID EXTREME DEPTHS, THE LOWER PORTION OF SAID CONTAINER ALLOWING SURROUNDING WATER TO ENTER WITHIN AND COMPLETELY FILL SAID INTERIOR VOLUME; (B) AT LEAST ONE WATER-PROOF HYDROGEN GENERATOR CONTAINING A REACTANT SELECTED FORM THE GROUP CONSISTING OF LITHIUM HYDRID AND SODIUM OPERABLE TO PROVIDE A SUPPLY OF GASEOUS HYDROGEN WHEN PLACED IN CONTACT WITH WATER; (C) SAID AT LEAST ONE HYDROGEN GENERATOR INCLUDING A SEAL MEMBER SELECTIVELY REMOVABLE IN RESPONSE TO A CONTROL SIGNAL; (D) MEANS POSITIONING SAID AT LEAST ONE HYDROGEN GENERATOR IN GAS DELIVERING RELATIONSHIP WITH SAID CONTAINER; AND (E) SAID CONTAINER FURTHER INCLUDING DETECTION MEANS OPERABLE IN RESPONSE TO A FREQUENCY ENCODED SONIC SIGNAL TO GENERATE SAID CONTROL SIGNAL, WHEREBY SAID SUPPLY TO GASEOUS HYDROGEN GENERATED BY SAID REACTANT NOW IN CONTACT WITH WATER IS EFFECTIVE TO INFLAT SAID CONTAINER, SAID DETECTION MEANS COMPRISING A MAGNETOSTRICTIVE DETECTOR RESPONSIVE TO SAID FREQUENCY ENCODED SONIC SIGNAL TO PROVIDE A FREQUENCY ENCODED ELECTRICAL SIGNAL; AN AMPLIFIER COUPLED TO SAID DETECTOR TO INCREASE SAID ELECTRICAL SIGNAL; A PLURALITY OF FREQUENCY SELECTIVE FILTERS EACH CONSTRUCTED TO TRANSMIT ONLY A PARTICULAR FREQUENCY DIFFERENT FROM THE OTHER FILTERS AND TO ATTENUATE ALL OTHER FREQUENCIES; CIRCUIT MEANS FOR COUPLING THE AMPLIFIED ELECTRICAL SIGNAL TO ALL OF SAID FILTERS IN PARALLEL RELATION; A PLURALITY OF AMPLIFIER-RECTIFIERS; CIRCUIT MEANS FOR COUPLING EACH FILTER TO SEPARATE AMPLIFIER-RECTIFIER SO AS TO TRANSMIT THE PARTICULAR ELECTRICAL RELAYS EACH BEING TO; A MULTIPLICITY OF ELECTRICAL RELAYS EACH BEING COUPLED TO ONE OF SAID AMPLIFIER-RECTIFIERS BEING NORMALLY OPEN BUT ACTUABLE BY SAID PARTICULAR ELECTRICAL FREQUENCY; A POWER SOURCE; AN EXPLOSIVE DEVICE ADATPED TO REMOVE SAID SEAL MEMBER OF SAID HYDROGEN GENERATOR ON IGNITION; AND CIRCUIT MEANS COUPLING SAID POWER SOURCE THROUGH EACH OF SAID ELECTRICAL RELAYS IN SERIES RELATION TO SAID EXPLOSIVE DEVICE FOR DETONATION OF SAID ON RECEIVING A FREQUENCY ENCODED SIGNAL THROUGH THE CIRCUIT MEANS.