Patent US3224008A successfully refreshed from Google Patents.
US3224008A
Expired / Lapsed
US
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Spark recording apparatus and method
Assignee: Berkeley Instruments
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Filing: 1960-08-16
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Granted: 1965-12-14
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Expires: 1980-08-16
Abstract
No abstract record available.
Inventors
- 👤 Jack S Hawley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:59
CPC Classifications
G; G06; G06K; G06K1/00; G06K1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
IN A RECORDING APPARATUS FOR RECORDING INFORMATION ON PAPER TAPE, A SUBSTANTIALLY CYLINDRICAL RECORDING HEAD, THE RECORDING HEAD HAVING A PLURALITY OF DISCRETE CONTACT ELEMENTS SPACED LONGITUDINALLY AND CIRCUMFERENTIALLY OF THE RECORDING HEAD AND LYING IN A PLURALITY OF PARALLEL PLANES AT RIGHT ANGLES TO THE LONGITUDINAL AXIS OF THE RECORDING HEAD, MEANS FOR ROTATING THE RECORDING HEAD, MEANS FOR ADVANCING THE TAPE PAST ONE SIDE OF THE RECORDING HEAD, CONDUCTING MEANS MOUNTED ADJACENT TO THE RECORDING HEAD AND THE OTHER SIDE OF THE TAPE AND MEANS FOR APPLYING A VOLTAGE BETWEEN THE CONTACT ELEMENTS AND THE CONDUCTING MEANS TO CREATE ARCING BETWEEN THE CONDUCTING MEANS AND THE RECORDING HEAD TO BURN THE TAPE FOR RECORDING DATA IN A PLURALITY OF CHANNELS SPACED LATERALLY OF THE PAPER TAPE.
Claim 2
Dependent Claim
128 words
IN A RECORDING APPARATUS FOR RECORDING INFORMATION ON PAPER TAPE, A SUBSTANTIALLY CYLINDRICAL RECORDING HEAD, THE RECORDING HEAD HAVING A PLURALITY OF DISCRETE CONTACT ELEMENTS SPACED LONGITUDINALLY AND CIRCUMFERENTIALLY OF THE RECORDING HEAD AND LYING IN A PLURALITY OF PARALLEL PLANES AT RIGHT ANGLES TO THE LONGITUDINAL AXIS OF THE RECORDING HEAD, MEANS FOR ROTATING THE RECORDING HEAD, MEANS FOR ADVANCING THE TAPE PAST ONE SIDE OF THE RECORDING HEAD, CONDUCTING MEANS MOUNTED ADJACENT TO THE RECORDING HEAD AND THE OTHER SIDE OF THE TAPE AND MEANS FOR APPLYING A VOLTAGE BETWEEN THE CONTACT ELEMENTS AND THE CONDUCTING MEANS TO CREATE ARCING BETWEEN THE CONDUCTING MEANS AND THE RECORDING HEAD TO BURN THE TAPE FOR RECORDING DATA IN A PLURALITY OF CHANNELS SPACED LATERALLY OF THE PAPER TAPE.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |