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Patent US3280313A successfully refreshed from Google Patents.
US3280313A
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Electrical measuring apparatus
Assignee: Phillips Petroleum Co
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Filing: 1962-04-13
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Granted: 1966-10-18
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Expires: 1982-04-13
Abstract
No abstract record available.
Inventors
- 👤 Marvin C Burk
- 👤 Harold M Neer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:56
CPC Classifications
H; H03; H03M; H03M1/00; H03M1/12; H03M1/60; G; G01; G01N; G01N30/00; G01N30/02; G01N30/88; G01N2030/8804
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
ANALYSIS APPARATUS COMPRISING AN ANALYZER ADAPTED TO PROVIDE A PLURALITY OF OUTPUT VOLTAGES IN SEQUENCE, EACH REPRESENTATIVE OF A COMPONENT OF THE MATERIAL BEING ANALYZED; CONVERTER MEANS TO PROVIDE A FLUCTUATING OUTPUT SIGNAL CORRESPONDING TO EACH OF SAID PLURALITY OF OUTPUT VOLTAGES, EACH SAID FLUCTUATING OUTPUT VOLTAGE COMPRISING A SERIES OF PULSES, THE FREQUENCY OF WHICH VARIES PROPORTIONALLY WITH THE AMPLITUDE OF THE RESPECTIVE ONE OF SAID PLURALITY OF OUTPUT VOLTAGES; MEANS TO APPLY THE OUTPUT VOLTAGES FROM SAID ANALYZER TO THE INPUT OF SAID CONVERTER MEANS; FIRST AND SECOND PULSE COUNTING MEANS; MEANS FOR ALTERNATELY APPLYING THE FLUCTUATING OUTPUT SIGNALS FROM SAID CONVERTER MEANS TO SAID FIRST AND SECOND PULSE COUNTING MEANS; DIGITAL COMPUTING MEANS; AND MEANS FOR ALTERNATELY TRANSMITTING THE OUTPUT OF EACH OF SAID FIRST AND SECOND PULSE COUNTING MEANS TO SAID DIGITAL COMPUTING MEANS.
Claim 2
Dependent Claim
138 words
ANALYSIS APPARATUS COMPRISING AN ANALYZER ADAPTED TO PROVIDE A PLURALITY OF OUTPUT VOLTAGES IN SEQUENCE, EACH REPRESENTATIVE OF A COMPONENT OF THE MATERIAL BEING ANALYZED; CONVERTER MEANS TO PROVIDE A FLUCTUATING OUTPUT SIGNAL CORRESPONDING TO EACH OF SAID PLURALITY OF OUTPUT VOLTAGES, EACH SAID FLUCTUATING OUTPUT VOLTAGE COMPRISING A SERIES OF PULSES, THE FREQUENCY OF WHICH VARIES PROPORTIONALLY WITH THE AMPLITUDE OF THE RESPECTIVE ONE OF SAID PLURALITY OF OUTPUT VOLTAGES; MEANS TO APPLY THE OUTPUT VOLTAGES FROM SAID ANALYZER TO THE INPUT OF SAID CONVERTER MEANS; FIRST AND SECOND PULSE COUNTING MEANS; MEANS FOR ALTERNATELY APPLYING THE FLUCTUATING OUTPUT SIGNALS FROM SAID CONVERTER MEANS TO SAID FIRST AND SECOND PULSE COUNTING MEANS; DIGITAL COMPUTING MEANS; AND MEANS FOR ALTERNATELY TRANSMITTING THE OUTPUT OF EACH OF SAID FIRST AND SECOND PULSE COUNTING MEANS TO SAID DIGITAL COMPUTING MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |