US3193784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vertical sensing unit
Assignee: Motors Liquidation Co
•
Filing: 1961-07-13
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Granted: 1965-07-06
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Expires: 1981-07-13
Abstract
No abstract record available.
Inventors
- 👤 Argyle G Lautzenhiser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:45
CPC Classifications
G; G01; G01C; G01C9/00; G01C9/02; G01C9/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A DISPLACEMENT SENSING UNIT COMPRISING A MAGNETIC CORE HAVING AT LEAST A PAIR OF SPACED POLES, THE POLES OF EACH PAIR OF POLES BEING OPPOSITE EACH OTHER, MEANS TO EXCITE THE CORE TO GENERATE AN ALTERNATING FLUX THEREIN, AN OUTPUT COIL DISPOSED ON EACH OF THE POLES, A NON-MAGNETIC ARMATURE MOUNTED FOR MOVEMENT RELATIVE TO THE CORE, A PLURALITY OF NON-MAGNETIC SHORTING COILS MOUNTED ON THE ARMATURE AND SO ARRANGED THAT EACH SHORTING COIL IS ASSOCIATED WITH ONE OF THE POLES IN SUCH A MANNER THAT AS THE ARMATURE IS CAUSED TO MOVE TOWARD ONE OF THE POLES THE ASSOCIATED SHORTING COIL EMBRACES MORE OF THE POLE, AND UTILIZATION MEANS CONNECTED TO THE OUTPUT COILS AND BEING RESPONSIVE TO THE VOLTAGE INDUCED THEREIN AS A MEASURE OF THE DIRECTION AND AMOUNT OF DISPLACEMENT OF THE ARMATURE.
Claim 2
Dependent Claim
136 words
A DISPLACEMENT SENSING UNIT COMPRISING A MAGNETIC CORE HAVING AT LEAST A PAIR OF SPACED POLES, THE POLES OF EACH PAIR OF POLES BEING OPPOSITE EACH OTHER, MEANS TO EXCITE THE CORE TO GENERATE AN ALTERNATING FLUX THEREIN, AN OUTPUT COIL DISPOSED ON EACH OF THE POLES, A NON-MAGNETIC ARMATURE MOUNTED FOR MOVEMENT RELATIVE TO THE CORE, A PLURALITY OF NON-MAGNETIC SHORTING COILS MOUNTED ON THE ARMATURE AND SO ARRANGED THAT EACH SHORTING COIL IS ASSOCIATED WITH ONE OF THE POLES IN SUCH A MANNER THAT AS THE ARMATURE IS CAUSED TO MOVE TOWARD ONE OF THE POLES THE ASSOCIATED SHORTING COIL EMBRACES MORE OF THE POLE, AND UTILIZATION MEANS CONNECTED TO THE OUTPUT COILS AND BEING RESPONSIVE TO THE VOLTAGE INDUCED THEREIN AS A MEASURE OF THE DIRECTION AND AMOUNT OF DISPLACEMENT OF THE ARMATURE.
References Cited (Backward Citations)
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Cited
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US2427872A
Cited
US2583941A
Cited
US2774057A
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US2864066A
Cited
US3023626A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |