US3175161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic circuit for altering the slope of ramp signals produced during the time intervals between recurring pairs of pulses, the slope being altered in accordance with the time difference between a previous time interval, and the duration of a corresponding ramp signal
Assignee: HP Inc
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Filing: 1963-01-24
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Granted: 1965-03-23
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Expires: 1983-01-24
Abstract
No abstract record available.
Inventors
- 👤 Richard A Hackborn
- 👤 William W Misson
- 👤 Jens H Mo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:59
CPC Classifications
G; G01; G01D; G01D9/00; G01D9/02; G01D9/10; G01D9/12; G01D9/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
ELECTROMECHANICAL APPARATUS COMPRISING: AN ELEMENT ADAPTED RECURRINGLY TO MOVE A SELECTED DISTANCE; MEANS INITIATING A FIRST TIME-VARYING SIGNAL IN RESPONSE TO THE START OF THE MOVEMENT OF SAID ELEMENT OVER SAID SELECTED DISTANCE; MEANS INITIATING A SECOND TIME-VARYING SIGNAL IN RESPONSE TO THE END OF SAID FIRST TIME-VARYING SIGNAL; MEANS TO SAMPLE SAID SECOND TIME-VARYING SIGNAL IN RESPONSE TO THE END OF THE MOVEMENT OF SAID ELEMENT OVER SAID SELECTED DISTANCE; MEANS PRODUCING A SIGNAL HAVING AN AMPLITUDE RELATED TO THE AMPLITUDE OF SAID SAMPLE; AND MEANS RESPONSIVE TO THE AMPLITUDE OF SAID SIGNAL TO ALTER THE RATE OF CHANGE OF SAID FIRST TIME-VARYING SIGNAL DURING A SUCCESSIVE RECURRENCE OF THE MOVEMENT OF SAID ELEMENT OVER SAID SELECTED DISTANCE.
Claim 2
Dependent Claim
119 words
ELECTROMECHANICAL APPARATUS COMPRISING: AN ELEMENT ADAPTED RECURRINGLY TO MOVE A SELECTED DISTANCE; MEANS INITIATING A FIRST TIME-VARYING SIGNAL IN RESPONSE TO THE START OF THE MOVEMENT OF SAID ELEMENT OVER SAID SELECTED DISTANCE; MEANS INITIATING A SECOND TIME-VARYING SIGNAL IN RESPONSE TO THE END OF SAID FIRST TIME-VARYING SIGNAL; MEANS TO SAMPLE SAID SECOND TIME-VARYING SIGNAL IN RESPONSE TO THE END OF THE MOVEMENT OF SAID ELEMENT OVER SAID SELECTED DISTANCE; MEANS PRODUCING A SIGNAL HAVING AN AMPLITUDE RELATED TO THE AMPLITUDE OF SAID SAMPLE; AND MEANS RESPONSIVE TO THE AMPLITUDE OF SAID SIGNAL TO ALTER THE RATE OF CHANGE OF SAID FIRST TIME-VARYING SIGNAL DURING A SUCCESSIVE RECURRENCE OF THE MOVEMENT OF SAID ELEMENT OVER SAID SELECTED DISTANCE.
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) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |