Patent US3208264A successfully refreshed from Google Patents.
US3208264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Calibratable pressure responsive actuator
Assignee: Individual
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Filing: 1963-03-12
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Granted: 1965-09-28
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Expires: 1983-03-12
Abstract
No abstract record available.
Inventors
- 👤 Darrell E Melton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:15
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0041; G01L9/0051; G01L27/00; G01L27/007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
200 words
IN A PRESSURE SYSTEM, A PRESSURE RESPONSIVE SENSING APPARATUS COMPRISING: (A) BODY MEANS HAVING A CHAMBER WITH A MOVABLE WALL PORTION, (1) SAID WALL PORTION HAVING ASSOCIATED THEREWITH A TRANSDUCER RESPONSIVE TO PRESSURE EXERTED ON SAID MOVABLE WALL PORTION; (B) A MOVABLE PARTITION WALL ARRANGED TO DIVIDE SAID CHAMBER INTO A NEAR SUBCHAMBER PARTIALLY BOUNDED BY SAID MOVABLE WALL PORTION AND A FAR SUBCHAMBER SEPARATED FROM SAID MOVABLE WALL BY SAID NEAR SUBCHAMBER; (C) FORCE TRANSMITTING MEANS MOUNTED ON SAID MOVABLE PARTITION WALL AND EXTENDING INTO ENGAGEMENT WITH SAID MOVABLE WALL; (D) MEANS CONNECTING SAID BAR SUBCHAMBER TO A CALIBRATED PRESSURE SOURCE FOR CALIBRATING THE OUTPUT OF SAID TRANSDUCER BY THE FORCE EXERTED ON SAID MOVABLE PARTITION WALL AND TRANSMITTED THROUGH SAID FORCE TRANSMITTING MEANS TO SAID MOVABLE WALL PORTION; (E) AND MEANS CONNECTING SAID NEAR SUBCHAMBER TTO SAID FLUIDD PRESSURE SYSTEM WHEREBY VARIATIONS IN THE PRESSURE OF SAID SYSTEM WILL VARY THE PRESSURE EXERTED ON SAID MOVABLE WALL PORTION, (1) SAID MOVABLE UPARTITION WALL AND SAID FORCE TRANSMITTING MEANS MOUNTED THEREON BEING URGED IN A DIRECTION AWAY FROM SAID MOVABLE WALL BY THE PRESSURE WITHIN SAID NEAR SUBCHAMBER WHEREBY SAID FORCE TRANSMITTING MEANS IS DISENGAGED FROM SAID MOVABLE WALL.
Claim 2
Dependent Claim
200 words
IN A PRESSURE SYSTEM, A PRESSURE RESPONSIVE SENSING APPARATUS COMPRISING: (A) BODY MEANS HAVING A CHAMBER WITH A MOVABLE WALL PORTION, (1) SAID WALL PORTION HAVING ASSOCIATED THEREWITH A TRANSDUCER RESPONSIVE TO PRESSURE EXERTED ON SAID MOVABLE WALL PORTION; (B) A MOVABLE PARTITION WALL ARRANGED TO DIVIDE SAID CHAMBER INTO A NEAR SUBCHAMBER PARTIALLY BOUNDED BY SAID MOVABLE WALL PORTION AND A FAR SUBCHAMBER SEPARATED FROM SAID MOVABLE WALL BY SAID NEAR SUBCHAMBER; (C) FORCE TRANSMITTING MEANS MOUNTED ON SAID MOVABLE PARTITION WALL AND EXTENDING INTO ENGAGEMENT WITH SAID MOVABLE WALL; (D) MEANS CONNECTING SAID BAR SUBCHAMBER TO A CALIBRATED PRESSURE SOURCE FOR CALIBRATING THE OUTPUT OF SAID TRANSDUCER BY THE FORCE EXERTED ON SAID MOVABLE PARTITION WALL AND TRANSMITTED THROUGH SAID FORCE TRANSMITTING MEANS TO SAID MOVABLE WALL PORTION; (E) AND MEANS CONNECTING SAID NEAR SUBCHAMBER TTO SAID FLUIDD PRESSURE SYSTEM WHEREBY VARIATIONS IN THE PRESSURE OF SAID SYSTEM WILL VARY THE PRESSURE EXERTED ON SAID MOVABLE WALL PORTION, (1) SAID MOVABLE UPARTITION WALL AND SAID FORCE TRANSMITTING MEANS MOUNTED THEREON BEING URGED IN A DIRECTION AWAY FROM SAID MOVABLE WALL BY THE PRESSURE WITHIN SAID NEAR SUBCHAMBER WHEREBY SAID FORCE TRANSMITTING MEANS IS DISENGAGED FROM SAID MOVABLE WALL.
References Cited (Backward Citations)
US2067614A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |