Patent US3263504A successfully refreshed from Google Patents.
US3263504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Miniature accelerometer
Assignee: Bourns Inc
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Filing: 1961-08-23
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Granted: 1966-08-02
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Expires: 1981-08-23
Abstract
No abstract record available.
Inventors
- 👤 Robert C Parkinson
- 👤 George J Brown
- 👤 Arthur A Zuehlke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:54
CPC Classifications
G; G01; G01P; G01P15/00; G01P15/02; G01P15/08; G01P15/12; G01P15/121
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
A COMPACT ACCELERATION SENSOR INSTRUMENT COMPRISING: FIRST MEANS, COMPRISING BASE MEANS CONSTRUCTED AND ARRANGED TO BE SUBJECTED TO ACCELERATION; SECOND MEANS, COMPRISING INERTIAL-MASS MEANS OF GENERALLY RECTANGULAR PARALLELEPIPED EXTERNAL CONFIGURATION AND RESILIENT MEANS INCLUDING FIRST AND SECOND SPRING DEVICES EACH HAVING TWO PAIRS OF LIMBS EACH PAIR OF WHICH IS SPACED-APART FROM THE OTHER PAIR TO PROVIDE AN INTERVENING SPACE, AND EACH SAID SPRING DEVICE HAVING A RESPECTIVE INTEGRAL BRIDGE PORTION INTERCONNECTING THE LIMBS THEREOF AND EACH SAID DEVICE BEING OF LENGTH SUBSTANTIALLY EQUAL TO THE HEIGHT OF SAID MASS MEANS AND CONNECTING THE INERTIAL-MASS MENS AT OPPOSITE ENDS THEREOF TO SAID FIRST MEANS AND CONSTRAINING THE INERTIAL-MASS MEANS TO RECTILINEAR MOTION RELATIVE TO SAID BASE MEANS; THIRD MEANS, COMPRISING INDICATING MEANS COMPRISING A RELATIVELY FIXED SIGNALING ELEMENT CONNECTED TO SAID FIRST MEANS AND A MOVABLE ARM COOPERATING WITH SAID ELEMENT AND CONNECTED TO SAID INERTIAL-MASS MEANS AND SAID INDICATING MEANS HAVING FIRST AND SECOND SPACED-APART CONVERGENT LEAF-SPRING LIMBS AND MEANS RIGIDLY UNITING THE LIMBS ADJACENT THE CONVERGENT ENDS THEREOF, THE UNBRIDGED END OF THE FIRST OF SAID
Claim 2
Dependent Claim
178 words
A COMPACT ACCELERATION SENSOR INSTRUMENT COMPRISING: FIRST MEANS, COMPRISING BASE MEANS CONSTRUCTED AND ARRANGED TO BE SUBJECTED TO ACCELERATION; SECOND MEANS, COMPRISING INERTIAL-MASS MEANS OF GENERALLY RECTANGULAR PARALLELEPIPED EXTERNAL CONFIGURATION AND RESILIENT MEANS INCLUDING FIRST AND SECOND SPRING DEVICES EACH HAVING TWO PAIRS OF LIMBS EACH PAIR OF WHICH IS SPACED-APART FROM THE OTHER PAIR TO PROVIDE AN INTERVENING SPACE, AND EACH SAID SPRING DEVICE HAVING A RESPECTIVE INTEGRAL BRIDGE PORTION INTERCONNECTING THE LIMBS THEREOF AND EACH SAID DEVICE BEING OF LENGTH SUBSTANTIALLY EQUAL TO THE HEIGHT OF SAID MASS MEANS AND CONNECTING THE INERTIAL-MASS MENS AT OPPOSITE ENDS THEREOF TO SAID FIRST MEANS AND CONSTRAINING THE INERTIAL-MASS MEANS TO RECTILINEAR MOTION RELATIVE TO SAID BASE MEANS; THIRD MEANS, COMPRISING INDICATING MEANS COMPRISING A RELATIVELY FIXED SIGNALING ELEMENT CONNECTED TO SAID FIRST MEANS AND A MOVABLE ARM COOPERATING WITH SAID ELEMENT AND CONNECTED TO SAID INERTIAL-MASS MEANS AND SAID INDICATING MEANS HAVING FIRST AND SECOND SPACED-APART CONVERGENT LEAF-SPRING LIMBS AND MEANS RIGIDLY UNITING THE LIMBS ADJACENT THE CONVERGENT ENDS THEREOF, THE UNBRIDGED END OF THE FIRST OF SAID
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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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |