Patent US3087330A successfully refreshed from Google Patents.
US3087330A
Expired / Lapsed
US
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Force measuring
Assignee: Individual
•
Filing: 1959-08-04
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Granted: 1963-04-30
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Expires: 1979-08-04
Abstract
No abstract record available.
Inventors
- 👤 Metzmeier Erwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:54
CPC Classifications
G; G01; G01L; G01L5/00; G01L5/12; F; F16; F16C; F16C17/00; F16C17/04; F16C17/06; F16C17/12; F16C17/24; G01L1/00; G01L1/20; G01L1/22; G01L1/2206; G01L1/2212
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A THRUST GAUGE, FOR USE IN CONNECTION WITH A ROTATABLE DRIVE SHAFT HAVING A THRUST COLLAR AND A NON-ROTATING BEARING STRUCTURE, THE COMBINATION OF TWO ANNULAR SPRINGS SUPPORTED BY SAID BEARING STRUCTURE AND DEFINING THEREBETWEEN A TAPERED OUTWARD FLARING ENDLESS GROOVE, TAPERED MEANS ENGAGED IN SAID GROOVE AND OPERABLE WHEN PRESSED TO COMPRESS THE INNER SPRING RADIALLY INWARDLY AND TO TENSION THE OUTER SPRING RADIALLY OUTWARDLY, THRUST MEANS DISPOSED BETWEEN THE THRUST COLLAR AND SAID TAPERED MEANS AND OPERABLE TO TRANSMIT THE THRUST OF SAID SHAFT TO SAID TAPERED MEANS, ELECTRICALLY CONDUCTIVE EXPANSION TRANSDUCER MEANS CONNECTED TO SAID SPRINGS AND COMPRISING AN ELECTRIC MEASURING CONDUCTOR WOUND IN AT LEAST ONE CONTINUOUS TURN ABOUT EACH SPRING THOUGH ELECTRICALLY INSULATED THEREFROM AND BEING OPERABLE TO HAVE THE ELECTRIC CONDUCTIVITY VARIED BY THE EXPANSION AND RESPECTIVELY CONTRACTION SPRING MOVEMENTS, AND AN ELECTRIC CIRCUIT INCLUDING SAID TRANSDUCER MEANS AND A MEASURING INSTRUMENT WHEREBY SAID THRUST MAY BE MEASURED BY SAID INSTRUMENT.
Claim 2
Dependent Claim
157 words
A THRUST GAUGE, FOR USE IN CONNECTION WITH A ROTATABLE DRIVE SHAFT HAVING A THRUST COLLAR AND A NON-ROTATING BEARING STRUCTURE, THE COMBINATION OF TWO ANNULAR SPRINGS SUPPORTED BY SAID BEARING STRUCTURE AND DEFINING THEREBETWEEN A TAPERED OUTWARD FLARING ENDLESS GROOVE, TAPERED MEANS ENGAGED IN SAID GROOVE AND OPERABLE WHEN PRESSED TO COMPRESS THE INNER SPRING RADIALLY INWARDLY AND TO TENSION THE OUTER SPRING RADIALLY OUTWARDLY, THRUST MEANS DISPOSED BETWEEN THE THRUST COLLAR AND SAID TAPERED MEANS AND OPERABLE TO TRANSMIT THE THRUST OF SAID SHAFT TO SAID TAPERED MEANS, ELECTRICALLY CONDUCTIVE EXPANSION TRANSDUCER MEANS CONNECTED TO SAID SPRINGS AND COMPRISING AN ELECTRIC MEASURING CONDUCTOR WOUND IN AT LEAST ONE CONTINUOUS TURN ABOUT EACH SPRING THOUGH ELECTRICALLY INSULATED THEREFROM AND BEING OPERABLE TO HAVE THE ELECTRIC CONDUCTIVITY VARIED BY THE EXPANSION AND RESPECTIVELY CONTRACTION SPRING MOVEMENTS, AND AN ELECTRIC CIRCUIT INCLUDING SAID TRANSDUCER MEANS AND A MEASURING INSTRUMENT WHEREBY SAID THRUST MAY BE MEASURED BY SAID INSTRUMENT.
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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |