US3371540A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid gyrometer
Assignee: Safran Aircraft Engines SAS
•
Filing: 1965-12-02
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Granted: 1968-03-05
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Expires: 1985-12-02
Abstract
No abstract record available.
Inventors
- 👤 Colombani Don Pierre Loui Jean
- 👤 Ernst Adolphe Otton Gontier
- 👤 Rona Janos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:54
CPC Classifications
G; G01; G01P; G01P3/00; G01P3/26; F; F15; F15C; F15C1/00; F15C1/005; G01C; G01C19/00; G01C19/02; G01C19/04; G01C19/06; G01C19/14; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/2065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A GYROMETER FOR MEASURING ANGULAR VELOCITY, COMPRISING A CONDUIT ELEMENT HAVING AN AXIAL INLET ORIFICE AND WALLS EXTENDING CIRCUMFERENTIALLY OF THE AXIS OF THE INLET ORIFICE; OUTLET MEANS AT THE PERIPHERY OF THE CONDUIT ELEMENT, INCLUDING TWO TUBES FAST WITH THE WALLS AND INCLINED IN OPPOSITE DIRECTIONS WITH RESPECT TO TWO RESPECTIVE RADII OF THE CONDUIT ELEMENT; MEANS FOR SUPPLYING FLUID TO THE INLET ORIFICE SO AS TO CREATE RADIAL FLOW BETWEEN THE WALLS, FROM THE INLET ORIFICE TOWARDS THE PERIPHERAL OUTLET MEANS; AND MEANS FOR MEASURING THE DIFFERENCE BETWEEN THE RATES OF FLUID-FLOW INTO THE RESPECTIVE TUBES, WHEREBY MEASUREMENT TO THE SAID DIFFERENTIAL FLOWRATE ENABLES THE ANGULAR VELOCITY OF THE CONDUIT ELEMENT ABOUT THE AXIS TO BE DETERMINED.
Claim 2
Dependent Claim
119 words
A GYROMETER FOR MEASURING ANGULAR VELOCITY, COMPRISING A CONDUIT ELEMENT HAVING AN AXIAL INLET ORIFICE AND WALLS EXTENDING CIRCUMFERENTIALLY OF THE AXIS OF THE INLET ORIFICE; OUTLET MEANS AT THE PERIPHERY OF THE CONDUIT ELEMENT, INCLUDING TWO TUBES FAST WITH THE WALLS AND INCLINED IN OPPOSITE DIRECTIONS WITH RESPECT TO TWO RESPECTIVE RADII OF THE CONDUIT ELEMENT; MEANS FOR SUPPLYING FLUID TO THE INLET ORIFICE SO AS TO CREATE RADIAL FLOW BETWEEN THE WALLS, FROM THE INLET ORIFICE TOWARDS THE PERIPHERAL OUTLET MEANS; AND MEANS FOR MEASURING THE DIFFERENCE BETWEEN THE RATES OF FLUID-FLOW INTO THE RESPECTIVE TUBES, WHEREBY MEASUREMENT TO THE SAID DIFFERENTIAL FLOWRATE ENABLES THE ANGULAR VELOCITY OF THE CONDUIT ELEMENT ABOUT THE AXIS TO BE DETERMINED.
References Cited (Backward Citations)
US3320815A
Cited
US3205715A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |