Patent US3903515A successfully refreshed from Google Patents.
Patent US3119270A successfully refreshed from Google Patents.
US3119270A
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Assignee: Individual
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Filing: 1961-02-02
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Granted: 1964-01-28
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Expires: 1981-02-02
Abstract
No abstract record available.
Inventors
- 👤 Ronald G Wayne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:20
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0033; G01L9/0039; G01L9/0041; G01L9/0076
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A PRESSURE TRANSDUCER COMPRISING A HOUSING, BELLOWS MEANS LOCATED WITHIN SAID HOUSING AND RESPONSIVE TO PRESSURE APPLIED THERETO, A LIGHT GATE COMPRISING AN ADJUSTABLE MEANS AND A PISTON MEANS DEFINING A SPACE THREBETWEEN, SAID PISTON MEANS BEING COUPLED TO SAID BELLOWS MEANS FOR TRANSLATORY MOVEMENT THEREWITH TOWARDS AND AWAY FROM SAID ADJUSTABLE MEANS TO VARY THE SIZE OF SAID SPACE, A LIGHT SOURCE CARRIED BY SAID HOUSING AND ADAPTED TO PROVIDE A BEAM OF LIGHT PASSING THROUGH SAID LIGHT GATE, AND LIGHT RESPONSIVE MEANS ADAPTED TO RECEIVE LIGHT FROM SAID LIGHT SOURCE VIA SAID LIGHT GATE, THE MOVEMENT OF SAID BELLOWS MEANS CAUSING SAID LIGHT GATE TO VARY THE INTENSITY OF LIGHT ON SAID LIGHT RESPONSIVE MEANS AS A FUNCTION OF THE APPLIED PRESSURE.
Claim 2
Dependent Claim
124 words
A PRESSURE TRANSDUCER COMPRISING A HOUSING, BELLOWS MEANS LOCATED WITHIN SAID HOUSING AND RESPONSIVE TO PRESSURE APPLIED THERETO, A LIGHT GATE COMPRISING AN ADJUSTABLE MEANS AND A PISTON MEANS DEFINING A SPACE THREBETWEEN, SAID PISTON MEANS BEING COUPLED TO SAID BELLOWS MEANS FOR TRANSLATORY MOVEMENT THEREWITH TOWARDS AND AWAY FROM SAID ADJUSTABLE MEANS TO VARY THE SIZE OF SAID SPACE, A LIGHT SOURCE CARRIED BY SAID HOUSING AND ADAPTED TO PROVIDE A BEAM OF LIGHT PASSING THROUGH SAID LIGHT GATE, AND LIGHT RESPONSIVE MEANS ADAPTED TO RECEIVE LIGHT FROM SAID LIGHT SOURCE VIA SAID LIGHT GATE, THE MOVEMENT OF SAID BELLOWS MEANS CAUSING SAID LIGHT GATE TO VARY THE INTENSITY OF LIGHT ON SAID LIGHT RESPONSIVE MEANS AS A FUNCTION OF THE APPLIED PRESSURE.
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) | 1967-01-27 | 1967-07-29 | 1968-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-27 | 1971-07-29 | 1972-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-27 | 1975-07-29 | 1976-01-28 | $7700.00 | Window Closed / Lapsed |