US3301062A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature compensated pressure sensitive device
Assignee: Texas Instruments Inc
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Filing: 1966-03-16
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Granted: 1967-01-31
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Expires: 1986-03-16
Abstract
No abstract record available.
Inventors
- 👤 Carl E Reesby
- 👤 Jr John B Damrel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:07
CPC Classifications
G; G01; G01L; G01L11/00; G01L11/004; G01L9/00; G01L9/0026; G01L9/0032
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A FUSED QUARTZ BURDON THE PRESSURE DEVICE, COMPRISING: MEANS FOR PRODUCING A FIRST SIGNAL INDICATIVE OF THE DISPLACEMENT OF SAID BOURDON TUBE IS RESPONSE TO PRESSURE APPLIED THERETO AND COMPENSATION MEANS FOR GENERATING A SECOND SIGNAL RESPONSIVE TO THE DISPLACEMENT OF SAID BOURDON TUBE CAUSED BY A CHANGE IN AMBIENT TEMPERATURE, SAID COMPENSATION MEANS INCLUDING A TEMPERATURE SENSITIVE IMPEDANCE MEANS WHICH CAUSES SAID SECOND SIGNAL TO VARY IN RESPONSE TO AN AMBIENT TEMPERATURE CHANGE, WHEREBY SAID COMPENSATION MEANS MODIFIES SAID FIRST SIGNAL IN OPPOSITION TO A MODIFICATION OF SAID FIRST SIGNAL IN RESPONSE TO THE DISPLACEMENT OF SAID BOURDON TUBE BY SAID CHANGE IN AMBIENT TEMPERATURE.
Claim 2
Dependent Claim
106 words
A FUSED QUARTZ BURDON THE PRESSURE DEVICE, COMPRISING: MEANS FOR PRODUCING A FIRST SIGNAL INDICATIVE OF THE DISPLACEMENT OF SAID BOURDON TUBE IS RESPONSE TO PRESSURE APPLIED THERETO AND COMPENSATION MEANS FOR GENERATING A SECOND SIGNAL RESPONSIVE TO THE DISPLACEMENT OF SAID BOURDON TUBE CAUSED BY A CHANGE IN AMBIENT TEMPERATURE, SAID COMPENSATION MEANS INCLUDING A TEMPERATURE SENSITIVE IMPEDANCE MEANS WHICH CAUSES SAID SECOND SIGNAL TO VARY IN RESPONSE TO AN AMBIENT TEMPERATURE CHANGE, WHEREBY SAID COMPENSATION MEANS MODIFIES SAID FIRST SIGNAL IN OPPOSITION TO A MODIFICATION OF SAID FIRST SIGNAL IN RESPONSE TO THE DISPLACEMENT OF SAID BOURDON TUBE BY SAID CHANGE IN AMBIENT TEMPERATURE.
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |