US3295355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Accelerometer having self-testing means
Assignee: Individual
•
Filing: 1964-11-09
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Granted: 1967-01-03
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Expires: 1984-11-09
Abstract
No abstract record available.
Inventors
- 👤 Ralph W Fisher
- 👤 Harold W Hossfeld
- 👤 Martin D Settles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:23
CPC Classifications
G; G01; G01P; G01P21/00; G01P15/00; G01P15/02; G01P15/08; G01P15/135
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
AN ACCELEROMETER COMPRISING: A HOUSING, A MASS PIVOTALLY MOUNTED TO SAID HOUSING, A BALANCING SCREW THREADEDLY ATTACHED TO SAID MASS, AN OUTPUT DEVICE, MEANS CONNECTING SAID OUTPUT DEVICE TO SAID MASS, FIRST AND SECOND ELECTROMAGNETIC COILS, AN ARMATURE PIVOTALLY CONNECTED TO SAID HOUSING, SAID ARMATURE HAVING A FIRST LEG EXTENDING OUTWARDLY AND ADJACENT ONE END OF SAID FIRST ELECTROMAGNETIC COIL AND A SECOND LEG EXTENDING OUTWARDLY AND ADJACENT ONE END OF SAID SECOND ELECTROMAGNETIC COIL, AND ARMATURE HAVING A REVERSE-BENT ARM PROVIDING FIRST AND SECOND PARALLEL SIDES, MEANS FOR SELECTIVELY ENERGIZING SAID FIRST AND SECOND ELECTROMAGNETIC COILS, AND FIRST AND SECOND ADJUSTING SCREWS THREADEDLY ATTACHED ONE EACH TO SAID FIRST AND SECOND PARALLEL SIDES, SAID ADJUSTING SCREWS BEING ENGAGABLE WITH SAID BALANCING SCREW.
Claim 2
Dependent Claim
123 words
AN ACCELEROMETER COMPRISING: A HOUSING, A MASS PIVOTALLY MOUNTED TO SAID HOUSING, A BALANCING SCREW THREADEDLY ATTACHED TO SAID MASS, AN OUTPUT DEVICE, MEANS CONNECTING SAID OUTPUT DEVICE TO SAID MASS, FIRST AND SECOND ELECTROMAGNETIC COILS, AN ARMATURE PIVOTALLY CONNECTED TO SAID HOUSING, SAID ARMATURE HAVING A FIRST LEG EXTENDING OUTWARDLY AND ADJACENT ONE END OF SAID FIRST ELECTROMAGNETIC COIL AND A SECOND LEG EXTENDING OUTWARDLY AND ADJACENT ONE END OF SAID SECOND ELECTROMAGNETIC COIL, AND ARMATURE HAVING A REVERSE-BENT ARM PROVIDING FIRST AND SECOND PARALLEL SIDES, MEANS FOR SELECTIVELY ENERGIZING SAID FIRST AND SECOND ELECTROMAGNETIC COILS, AND FIRST AND SECOND ADJUSTING SCREWS THREADEDLY ATTACHED ONE EACH TO SAID FIRST AND SECOND PARALLEL SIDES, SAID ADJUSTING SCREWS BEING ENGAGABLE WITH SAID BALANCING SCREW.
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) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |