Patent US3281665A successfully refreshed from Google Patents.
US3281665A
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System for measuring the spacing between parts of a structure utilizing a probe whose output is modulated by said spacing
Assignee: Reliance Electric and Engineering Co
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Filing: 1962-10-08
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Granted: 1966-10-25
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Expires: 1982-10-08
Abstract
No abstract record available.
Inventors
- 👤 George B Foster
- 👤 Cary Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:19
CPC Classifications
G; G01; G01B; G01B7/00; G01B7/14; G01B7/146
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A SYSTEM FOR MEASURING THE DIMENSIONS BETWEEN SECTIONS A PARTS OF A PRODUCT COMPRISING MEANS FOR GENERATING A FIRST VOLTAGE VARYING IN FREQUENCY IN ACCORDANCE WITH THE CONTOUR OF SAID SECTIONS, SAID MEANS COMPRISING A DISTANCE PROBE AND A SENSING OSCILLATOR, AND MEANS FOR CONNECTING THE SIGNAL FROM SAID DISTANCE PROBE TO SAID OSCILLATOR TO MODULATE THE OUTPUT THEREOF, A RAMP GENERATOR FOR DEVELOPING A SECOND VOLTAGE LINEARLY RISING IN AMPLITUDE FROM A ZERO LEVEL, MEANS CONNECTING SAID FIRST VOLTAGE TO SAID RAMP GENERATOR TO REPETITIVELY INITIATE
Claim 2
Independent Claim
87 words
A SYSTEM FOR MEASURING THE DIMENSIONS BETWEEN SECTIONS A PARTS OF A PRODUCT COMPRISING MEANS FOR GENERATING A FIRST VOLTAGE VARYING IN FREQUENCY IN ACCORDANCE WITH THE CONTOUR OF SAID SECTIONS, SAID MEANS COMPRISING A DISTANCE PROBE AND A SENSING OSCILLATOR, AND MEANS FOR CONNECTING THE SIGNAL FROM SAID DISTANCE PROBE TO SAID OSCILLATOR TO MODULATE THE OUTPUT THEREOF, A RAMP GENERATOR FOR DEVELOPING A SECOND VOLTAGE LINEARLY RISING IN AMPLITUDE FROM A ZERO LEVEL, MEANS CONNECTING SAID FIRST VOLTAGE TO SAID RAMP GENERATOR TO REPETITIVELY INITIATE
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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |