Patent US3434352A successfully refreshed from Google Patents.
US3434352A
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Accelerometers
Assignee: Ambac International Corp
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Filing: 1961-05-01
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Granted: 1969-03-25
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Expires: 1981-05-01
Abstract
No abstract record available.
Inventors
- 👤 Wendell D Jewell
- 👤 Lloyd A Nevala
- 👤 Frederick Korn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:43
CPC Classifications
G; G01; G01P; G01P15/00; G01P15/02; G01P15/08; G01P15/097; G01P15/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
VIBRATING-STRING ACCELEROMETER APPARATUS, COMPRISING: A FRAME; A MASS MEMBER; A VIBRATING-STRING MEMBER; MEANS MOUNTING SAID MASS MEMBER AND SAID VIBRATINGSTRING MEMBER FROM SAID FRAME AND TO EACH OTHER FOR PRODUCING DIFFERENT STRESSING OF SAID VIBRATING-STRING MEMBER BY SAID MASS MEMBER FOR DIFFERENT ACCELERATIONS OF SAID FRAME; SAID MASS MEMBER COMPRISING A FIRST ELEMENT CONNECTED TO SAID VIBRATING-STRING MEMBER, A DAMPING ELEMEMT CONCENTRIC WITH SAID FIRST ELEMENT, AND ELASTIC VIBRATION-ABSORPTIVE MEANS CONNECTING SAID FIRST ELEMENT TO SAID DAMPING ELEMENT FOR PERMITTING VIBRATORY MOTION OF SAID DAMPING ELEMENT WITH RESPECT TO SAID FIRST ELEMENT AND FOR ABSORBING ENERGY OF MECHANICAL VIBRATIONS PRODUCED THEREIN BY UNDESIRED OSCILLATIONS OF SAID MASS MEMBER; AND ADDITIONAL MEANS CONNECTING SAID FIRST ELEMENT TO SAID FRAME FOR CONSTRAINING MOTION OF SAID MASS WITH RESPECT TO SAID DAMPING ELEMENT BEING SPACED FROM SAID ADDITIONAL MEANS AND FREE TO VIBRATE WITHOUT CONSTRAINT BY SAID FRAME.
Claim 2
Dependent Claim
145 words
VIBRATING-STRING ACCELEROMETER APPARATUS, COMPRISING: A FRAME; A MASS MEMBER; A VIBRATING-STRING MEMBER; MEANS MOUNTING SAID MASS MEMBER AND SAID VIBRATINGSTRING MEMBER FROM SAID FRAME AND TO EACH OTHER FOR PRODUCING DIFFERENT STRESSING OF SAID VIBRATING-STRING MEMBER BY SAID MASS MEMBER FOR DIFFERENT ACCELERATIONS OF SAID FRAME; SAID MASS MEMBER COMPRISING A FIRST ELEMENT CONNECTED TO SAID VIBRATING-STRING MEMBER, A DAMPING ELEMEMT CONCENTRIC WITH SAID FIRST ELEMENT, AND ELASTIC VIBRATION-ABSORPTIVE MEANS CONNECTING SAID FIRST ELEMENT TO SAID DAMPING ELEMENT FOR PERMITTING VIBRATORY MOTION OF SAID DAMPING ELEMENT WITH RESPECT TO SAID FIRST ELEMENT AND FOR ABSORBING ENERGY OF MECHANICAL VIBRATIONS PRODUCED THEREIN BY UNDESIRED OSCILLATIONS OF SAID MASS MEMBER; AND ADDITIONAL MEANS CONNECTING SAID FIRST ELEMENT TO SAID FRAME FOR CONSTRAINING MOTION OF SAID MASS WITH RESPECT TO SAID DAMPING ELEMENT BEING SPACED FROM SAID ADDITIONAL MEANS AND FREE TO VIBRATE WITHOUT CONSTRAINT BY SAID FRAME.
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) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |