US3092146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Viscosity and flow control valve
Assignee: RAY OIL BURNER Co
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Filing: 1961-03-13
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Granted: 1963-06-04
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Expires: 1981-03-13
Abstract
No abstract record available.
Inventors
- 👤 Raymond B Plass
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:56
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/24; F23D11/26; F23D11/28; F23K; F23K5/00; F23K5/02; F23K5/04; F23K5/14; F23K5/147; F23N; F23N1/00; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/2521; Y10T137/2524; Y10T137/8593; Y10T137/86493; Y10T137/86863; Y10T137/86871
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A VISCOSITY VALVE OF THE KIND DESCRIBED COMPRISING A VALVE BODY WITH A CYLINDRICAL CAVITY HAVING AN INLET IN ITS CYLINDRICAL WALL AND TWO OUTLETS THEREIN AT EQUAL DISTANCES FROM OPPOSITE SIDES OF THE INLET, A DISC SUBSTANTIALLY FILLING AND ROTATABLE IN SAID CAVITY, SAID DISC HAVING A GROOVE IN ITS PERIPHERAL SURFACE FORMING A TAPERED PASSAGE BETWEEN THE INLET AND BOTH OF THE OUTLETS, AND MEANS TO ROTATE THE DISC, SAID INLET BEING OF SUBSTANTIALLY GREATER CROSS SECTIONAL AREA THAN SAID GROOVE AT ITS POINT OF GREATEST CROSS SECTION.
Claim 2
Dependent Claim
90 words
A VISCOSITY VALVE OF THE KIND DESCRIBED COMPRISING A VALVE BODY WITH A CYLINDRICAL CAVITY HAVING AN INLET IN ITS CYLINDRICAL WALL AND TWO OUTLETS THEREIN AT EQUAL DISTANCES FROM OPPOSITE SIDES OF THE INLET, A DISC SUBSTANTIALLY FILLING AND ROTATABLE IN SAID CAVITY, SAID DISC HAVING A GROOVE IN ITS PERIPHERAL SURFACE FORMING A TAPERED PASSAGE BETWEEN THE INLET AND BOTH OF THE OUTLETS, AND MEANS TO ROTATE THE DISC, SAID INLET BEING OF SUBSTANTIALLY GREATER CROSS SECTIONAL AREA THAN SAID GROOVE AT ITS POINT OF GREATEST CROSS SECTION.
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) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |