Patent US4287095A successfully refreshed from Google Patents.
Patent US3142990A successfully refreshed from Google Patents.
US3142990A
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Accelerometer
Assignee: Honeywell Inc
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Filing: 1959-02-27
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Granted: 1964-08-04
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Expires: 1979-02-27
Abstract
No abstract record available.
Inventors
- 👤 Vernon H Aske
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:57
CPC Classifications
G; G01; G01P; G01P15/00; G01P15/02; G01P15/08; G01P7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A DOUBLE INTEGRATING ACCELEROMETER COMPRISING AN INTERNALLY THREADED TRANSPARENT CONTAINER ROTATABLY MOUNTED ON A SUPPORT AND ADAPTED TO CONTAIN A FLUID; A SYMMETRICALLY SHAPED OPAQUE FLOAT WITHIN SAID CONTAINER AND ADAPTED TO BE ROTATED THEREWITH; MEANS FOR SPINNING SAID CONTAINER AND ITS CONTENTS; OPTICAL PICKOFF MEANS INCLUDING MEANS FOR DIRECTING A BEAM OF LIGHT THROUGH SAID CONTAINER AND A PAIR OF LIGHT SENSITIVE SIGNAL PRODUCING MEANS, SAID PICKOFF MEANS SENSING RELATIVE LONGITUDINAL DISPLACEMENT BETWEEN SAID CONTAINER AND SAID FLOAT AND PRODUCING A SIGNAL OF A SENSE AND MAGNITUDE INDICATIVE OF THE SENSE AND MAGNITUDE OF SAID DISPLACEMENT; AND MEANS CONNECTED TO SAID PICKOFF MEANS AND TO SAID SPINNING MEANS FOR VARYING THE ANGULAR VELOCITY OF SAID CONTAINER AS A FUNCTION OF SAID SIGNAL, SAID VARIATION IN ANGULAR VELOCITY CAUSING SAID THREADED CONTAINER TO PRODUCE A FLOW OF SAID FLUID OF A SENSE TENDING TO CAUSE RELATIVE LONGITUDINAL DISPLACEMENT BETWEEN SAID CONTAINER AND SAID FLOAT.
Claim 2
Dependent Claim
154 words
A DOUBLE INTEGRATING ACCELEROMETER COMPRISING AN INTERNALLY THREADED TRANSPARENT CONTAINER ROTATABLY MOUNTED ON A SUPPORT AND ADAPTED TO CONTAIN A FLUID; A SYMMETRICALLY SHAPED OPAQUE FLOAT WITHIN SAID CONTAINER AND ADAPTED TO BE ROTATED THEREWITH; MEANS FOR SPINNING SAID CONTAINER AND ITS CONTENTS; OPTICAL PICKOFF MEANS INCLUDING MEANS FOR DIRECTING A BEAM OF LIGHT THROUGH SAID CONTAINER AND A PAIR OF LIGHT SENSITIVE SIGNAL PRODUCING MEANS, SAID PICKOFF MEANS SENSING RELATIVE LONGITUDINAL DISPLACEMENT BETWEEN SAID CONTAINER AND SAID FLOAT AND PRODUCING A SIGNAL OF A SENSE AND MAGNITUDE INDICATIVE OF THE SENSE AND MAGNITUDE OF SAID DISPLACEMENT; AND MEANS CONNECTED TO SAID PICKOFF MEANS AND TO SAID SPINNING MEANS FOR VARYING THE ANGULAR VELOCITY OF SAID CONTAINER AS A FUNCTION OF SAID SIGNAL, SAID VARIATION IN ANGULAR VELOCITY CAUSING SAID THREADED CONTAINER TO PRODUCE A FLOW OF SAID FLUID OF A SENSE TENDING TO CAUSE RELATIVE LONGITUDINAL DISPLACEMENT BETWEEN SAID CONTAINER AND SAID FLOAT.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-04 | 1968-02-03 | 1968-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-04 | 1972-02-03 | 1972-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-04 | 1976-02-03 | 1976-08-04 | $7700.00 | Window Closed / Lapsed |