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US3213437A Expired / Lapsed US ⏱️ 0.0 years remaining

Storage and transmission of data signals

Assignee: Individual
•
Filing: 1961-07-10
•
Granted: 1965-10-19
•
Expires: 1981-07-10
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Abstract

No abstract record available.

Inventors

  • 👤 Dirks Gerhard

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 08:36
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/004

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 533 words
A DATA STORAGE ARRANGEMENT, COMPRISING, IN COMBINATION, FIRST STORAGE MEANS COMPRISING A CONTINUOUSLY ROTATING RECORDING MEDIUM, SAID ROTATING RECORDING MEDIUM HAVING DATA SIGNALS RECORDED THEREON, SAID DATA SIGNALS FORMING A DATA UNIT COMMENCING WITH A FIRST DATA SIGNAL AND ENDING WITH A LAST DATA SIGNAL; A PRESENSING HEAD POSITIONED IN OPERATIVE PROXIMITY WITH SAID ROTATING RECORDING MEDIUM FOR SENSING SAID DATA SIGNALS; A SENSING HEAD SPACED BEHIND SAID PRESENSING HEAD POSITIONED IN OPERATIVE PROXIMITY WITH SAID ROTATING RECORDING MEDIUM FOR SENSING SAID DATA SIGNALS A PREDETERMINED PERIOD OF TIME AFTER SAID DATA SIGNALS A PREDETERMINED PERIOD OF HEAD; SECOND STORAGE MEANS COMPRISING A ROTATABLE RECORDING MEDIUM HAVING A FIXED STARTING PLACE THEREON; A RECORDING HEAD POSITIONED IN OPERATIVE PROXIMITY WITH SAID ROTATABLE RECORDING MEDIUM; ROTATING MEANS FOR ROTATING SAID ROTATABLE REOCRDING MEDIUM; COUPLING MEANS COUPLING SAID PRESENSING HEAD TO SAID ROTATING MEANS SO THAT SAID PRESENSING HEAD CONTROLS THE OPERATION OF SAID ROTATING MEANS TO INITIATE ROTATION OF SAID ROTATABLE RECORDING MEDIUM; TRANSFER MEANS CONNECTED BTWEEN SAID SENSING HEAD AND SAID RECORDING HEAD FOR TRANSFERRING SAID DATA SIGNALS FROM SAID ROTATING RECORDING MEDIUM TO SAID ROTATABLE RECORDING MEDIUM, SAID TRANSFER MEANS COMPRISING A FIRST GATE HAVING AN INPUT CONNECTED TO SAID SENSING HEAD, AN OUTPUT CONNECTED TO SAID RECORDING HEAD AND CONDUCTION CONTROL MEANS, SAID FIRST GATE BEING ADAPTED TO MAINTAIN UNDER THE CONTROL OF ITS CONDUCTION CONTROL MEANS ONE OF AN OPEN CONDITION IN WHICH IT CONDUCTS SAID DATA SIGNALS BETWEEN ITS INPUT AND OUTPUT AND A CLOSED CONDITION IN WHICH IT BLOCKS SAID DATA SIGNALS; AND TRANSFER CONTROL MEANS CONNECTED BETWEEN SAID PRESENSING HEAD AND THE CONDUCTION CONTROL MEANS OF SAID FIRST GATE FOR CONTROLLING THE TRANSFER OF DATA SIGNALS THROUGH SAID TRANSFER MEANS, SAID TRANSFER CONTROL MEANS COMPRISING A FIRST MONOSTABLE MULTIVIBRATOR HAVING A FIRST OUTPUT CONNECTED TO THE CONDUCTION CONTROL MEANS OF SAID FIRST GATE, A SECOND OUTPUT AND AN INPUT, A SECONMD GATE HAVING AN INPUT CONNECTED TO SAID PRESENSING HAD, AN OUTPUT CONNECTED TO THE INPUT OF SAID FIRST MONOSTABLE MULTIVIBRATOR AND CONDUCTION CONTROL MEANS, SAID SECOND GATE BEING ADAPTED TO MAINTAIN UNDER THE CONTROL OF ITS CONDUCTION CONTROL MEANS ONE OF AN OPEN CONDITION IN WHICH IT CONDUCTS SAID DATA SIGNALS BETWEEN ITS INPUT AND OUTPUT AND A CLOSED CONDITION IN WHICH IT BLOCKS SAID DATA SIGNALS, AND MULTIVIBRATOR CIRCUIT MEANS CONNECTED BETWEEN SAID PRESENSING HEAD AND THE CONDUCTION CONTROL MEANS OF SAID SECOND GAGE FOR CONTROLLING IN ACCORDANCE WITH A PREDETERMINED TIME SEQUENCE THE CONDITION OF SAID SECOND GATE AND THEREBY CONTROLLING THE CONDITION OF SAID FIRST GATE THROUGH SAID MONOSTABLE MULTIVIBRATOR, AND SAID COUPLING MEANS INCLUDING SAID SECOND GATE AND A COUPLING CONNECTION BETWEEN THE OUTPUT OF SAID SECOND GATE AND SAID ROTATING MEANS SO THAT SAID MULTIVIBRATOR CIRCUIT MEANS ALSO CONTROLS THE OPERATION OF SAID ROTATING MEANS THROUGH SAID SECOND GATE, SAID MULTIVIBRATOR CIRCUIT COMPRISING A BISTABLE MULTIVIBRATOR HAVING A FIRST INPUT CONNECTED TO THE SECOND OUTPUT OF SAID FIRST MONOSTABLE MULTIVIBRATOR, A SECOND INPUT AND AN OUTPUT CONNECTED TO THE CONDUCTION CONTROL MEANS OF SAID SECOND GATE, AND A SECOND MONOSTABLE MULTIVIBRATOR HAVING AN INPUT CONNECTED TO SAID PRESENSING HEAD AND AN OUTPUT CONNECTED TO THE SECOND INPUT OF SAID BISTABLE MULTIVIBRATOR.
Claim 2
Dependent Claim 533 words
A DATA STORAGE ARRANGEMENT, COMPRISING, IN COMBINATION, FIRST STORAGE MEANS COMPRISING A CONTINUOUSLY ROTATING RECORDING MEDIUM, SAID ROTATING RECORDING MEDIUM HAVING DATA SIGNALS RECORDED THEREON, SAID DATA SIGNALS FORMING A DATA UNIT COMMENCING WITH A FIRST DATA SIGNAL AND ENDING WITH A LAST DATA SIGNAL; A PRESENSING HEAD POSITIONED IN OPERATIVE PROXIMITY WITH SAID ROTATING RECORDING MEDIUM FOR SENSING SAID DATA SIGNALS; A SENSING HEAD SPACED BEHIND SAID PRESENSING HEAD POSITIONED IN OPERATIVE PROXIMITY WITH SAID ROTATING RECORDING MEDIUM FOR SENSING SAID DATA SIGNALS A PREDETERMINED PERIOD OF TIME AFTER SAID DATA SIGNALS A PREDETERMINED PERIOD OF HEAD; SECOND STORAGE MEANS COMPRISING A ROTATABLE RECORDING MEDIUM HAVING A FIXED STARTING PLACE THEREON; A RECORDING HEAD POSITIONED IN OPERATIVE PROXIMITY WITH SAID ROTATABLE RECORDING MEDIUM; ROTATING MEANS FOR ROTATING SAID ROTATABLE REOCRDING MEDIUM; COUPLING MEANS COUPLING SAID PRESENSING HEAD TO SAID ROTATING MEANS SO THAT SAID PRESENSING HEAD CONTROLS THE OPERATION OF SAID ROTATING MEANS TO INITIATE ROTATION OF SAID ROTATABLE RECORDING MEDIUM; TRANSFER MEANS CONNECTED BTWEEN SAID SENSING HEAD AND SAID RECORDING HEAD FOR TRANSFERRING SAID DATA SIGNALS FROM SAID ROTATING RECORDING MEDIUM TO SAID ROTATABLE RECORDING MEDIUM, SAID TRANSFER MEANS COMPRISING A FIRST GATE HAVING AN INPUT CONNECTED TO SAID SENSING HEAD, AN OUTPUT CONNECTED TO SAID RECORDING HEAD AND CONDUCTION CONTROL MEANS, SAID FIRST GATE BEING ADAPTED TO MAINTAIN UNDER THE CONTROL OF ITS CONDUCTION CONTROL MEANS ONE OF AN OPEN CONDITION IN WHICH IT CONDUCTS SAID DATA SIGNALS BETWEEN ITS INPUT AND OUTPUT AND A CLOSED CONDITION IN WHICH IT BLOCKS SAID DATA SIGNALS; AND TRANSFER CONTROL MEANS CONNECTED BETWEEN SAID PRESENSING HEAD AND THE CONDUCTION CONTROL MEANS OF SAID FIRST GATE FOR CONTROLLING THE TRANSFER OF DATA SIGNALS THROUGH SAID TRANSFER MEANS, SAID TRANSFER CONTROL MEANS COMPRISING A FIRST MONOSTABLE MULTIVIBRATOR HAVING A FIRST OUTPUT CONNECTED TO THE CONDUCTION CONTROL MEANS OF SAID FIRST GATE, A SECOND OUTPUT AND AN INPUT, A SECONMD GATE HAVING AN INPUT CONNECTED TO SAID PRESENSING HAD, AN OUTPUT CONNECTED TO THE INPUT OF SAID FIRST MONOSTABLE MULTIVIBRATOR AND CONDUCTION CONTROL MEANS, SAID SECOND GATE BEING ADAPTED TO MAINTAIN UNDER THE CONTROL OF ITS CONDUCTION CONTROL MEANS ONE OF AN OPEN CONDITION IN WHICH IT CONDUCTS SAID DATA SIGNALS BETWEEN ITS INPUT AND OUTPUT AND A CLOSED CONDITION IN WHICH IT BLOCKS SAID DATA SIGNALS, AND MULTIVIBRATOR CIRCUIT MEANS CONNECTED BETWEEN SAID PRESENSING HEAD AND THE CONDUCTION CONTROL MEANS OF SAID SECOND GAGE FOR CONTROLLING IN ACCORDANCE WITH A PREDETERMINED TIME SEQUENCE THE CONDITION OF SAID SECOND GATE AND THEREBY CONTROLLING THE CONDITION OF SAID FIRST GATE THROUGH SAID MONOSTABLE MULTIVIBRATOR, AND SAID COUPLING MEANS INCLUDING SAID SECOND GATE AND A COUPLING CONNECTION BETWEEN THE OUTPUT OF SAID SECOND GATE AND SAID ROTATING MEANS SO THAT SAID MULTIVIBRATOR CIRCUIT MEANS ALSO CONTROLS THE OPERATION OF SAID ROTATING MEANS THROUGH SAID SECOND GATE, SAID MULTIVIBRATOR CIRCUIT COMPRISING A BISTABLE MULTIVIBRATOR HAVING A FIRST INPUT CONNECTED TO THE SECOND OUTPUT OF SAID FIRST MONOSTABLE MULTIVIBRATOR, A SECOND INPUT AND AN OUTPUT CONNECTED TO THE CONDUCTION CONTROL MEANS OF SAID SECOND GATE, AND A SECOND MONOSTABLE MULTIVIBRATOR HAVING AN INPUT CONNECTED TO SAID PRESENSING HEAD AND AN OUTPUT CONNECTED TO THE SECOND INPUT OF SAID BISTABLE MULTIVIBRATOR.

References Cited (Backward Citations)

US2561869A Cited
US2700067A Cited
US3013254A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-10-18 1969-04-19 1969-10-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-10-18 1973-04-19 1973-10-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-10-18 1977-04-19 1977-10-19 $7700.00 Window Closed / Lapsed

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