US3098689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Integral recording
Assignee: Union Carbide Corp
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Filing: 1960-12-13
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Granted: 1963-07-23
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Expires: 1980-12-13
Abstract
No abstract record available.
Inventors
- 👤 Edward G Caflisch
- 👤 Frederick A Lory
- 👤 Thomas P Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:28
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A SYSTEM FOR RECORDING THE INTEGRAL OF A VARIABLE FUNCTION, SAID SYSTEM COMPRISING, IN COMBINATION, AN INTEGRATOR HAVING A COMPONENT WHICH MOVES AT A RATE PROPORTIONAL TO THE RATE OF CHANGE OF THE INTEGRAL OF A VARIABLE FUNCTION BEING INTEGRATED; A RECORDER ADAPTED TO PRODUCE GRAPHIC REPRESENTATIONS ON COORDINATE AXES BY MEANS OF A CONTROLLABLY MOVEABLE PEN, SAID PEN BEING CONTROLLABLY MOVEABLE BY AND RESPONSIVE TO INPUT VOLTAGE SIGNALS APPLIED TO SAID RECORDER; A ROTARY TYPE CONTINUOUS ROTATION POTENTIOMETER HAVING A ROTOR OPERABLY CONNECTED TO AND CONTINUOUSLY REPEATEDLY DRIVEN BY SAID INTEGRATOR FROM A LOW POTENTIAL POSITION THROUGH INCREASING POTENTIAL POSITIONS TO A HIGH POTENTIAL POSITION AND FROM SAID HIGH POTENTIAL POSITION THROUGH A ZERO POTENTIAL POSTION TO SAID LOW POTENTIAL POSITION AT A RATE PROPORTIONAL TO THE RATE OF CHANGE OF THE INTEGRAL OF A VARIABLE FUNCTION BEING INTEGRATED TO PRODUCE A VARYING POTENTIAL SIG-
Claim 2
Independent Claim
146 words
A SYSTEM FOR RECORDING THE INTEGRAL OF A VARIABLE FUNCTION, SAID SYSTEM COMPRISING, IN COMBINATION, AN INTEGRATOR HAVING A COMPONENT WHICH MOVES AT A RATE PROPORTIONAL TO THE RATE OF CHANGE OF THE INTEGRAL OF A VARIABLE FUNCTION BEING INTEGRATED; A RECORDER ADAPTED TO PRODUCE GRAPHIC REPRESENTATIONS ON COORDINATE AXES BY MEANS OF A CONTROLLABLY MOVEABLE PEN, SAID PEN BEING CONTROLLABLY MOVEABLE BY AND RESPONSIVE TO INPUT VOLTAGE SIGNALS APPLIED TO SAID RECORDER; A ROTARY TYPE CONTINUOUS ROTATION POTENTIOMETER HAVING A ROTOR OPERABLY CONNECTED TO AND CONTINUOUSLY REPEATEDLY DRIVEN BY SAID INTEGRATOR FROM A LOW POTENTIAL POSITION THROUGH INCREASING POTENTIAL POSITIONS TO A HIGH POTENTIAL POSITION AND FROM SAID HIGH POTENTIAL POSITION THROUGH A ZERO POTENTIAL POSTION TO SAID LOW POTENTIAL POSITION AT A RATE PROPORTIONAL TO THE RATE OF CHANGE OF THE INTEGRAL OF A VARIABLE FUNCTION BEING INTEGRATED TO PRODUCE A VARYING POTENTIAL SIG-
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) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |