Patent US3099385A successfully refreshed from Google Patents.
US3099385A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbo blowers
Assignee: Napier Turbochargers Ltd
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Filing: 1961-03-06
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Granted: 1963-07-30
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Expires: 1981-03-06
Abstract
No abstract record available.
Inventors
- 👤 Elford Lionel Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:21
CPC Classifications
F; F01; F01D; F01D25/00; F01D25/16; F01D25/166; F02; F02C; F02C6/00; F02C6/04; F02C6/10; F02C6/12; F05; F05D; F05D2220/00; F05D2220/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
185 words
A TURBO BLOWER COMPRISING A SHAFT HAVING TWO ENDS, A TURBINE ROTOR BLOWER COMPRISING A SHAFT HAVING TWO ENDS, ROTOR ON THE OTHER END OF SAID SHAFT, A TURBINE HOUSING, A COMPRESSOR HOUSING, A CENTRAL CASING DISPOSED BETWEEN SAID TURBINE HOUSING AND SAID COMPRESSOR HOUSING, MEANS CONNECTING SAID HOUSINGS TO SAID CENTRAL CASING, A TRANSVERSE ANNULAR WEB INTEGRAL WITH SAID CENTRAL CASING AND HAVING A CENTRAL APERTURE THROUGH WHICH SAID SHAFT PASSES, TWO AXIALLY SPACED THRUST BEARING MEANS FOR SAID SHAFT ADJACENT SAID TRANSVERSE ANNULAR WEB ON OPPOSITE SIDES THEREOF BETWEEN SAID WEB AND SAID HOUSINGS, EACH OF SAID THRUST BEARING MEANS COMPRISING A BODY, AN ANNULAR PLATE FOR TRANSMITTING THRUST BETWEEN THE ANNULAR WEB AND THE SHAFT DISPOSED BETWEEN SAID BODY AND SAID ANNULAR WEB WITH A PORTION OF SAID ANNULAR PLATE PROJECTING INWARDLY OF SAID CENTRAL APERTURE OF THE ANNULAR WEB TOWARDS SAID SHAFT, AND A FLANGE ON SAID SHAFT IN CO-OPERATIVE THRUST BEARING RELATION WITH SAID PROJECTING PORTION OF SAID ANNULAR PLATE, AND TWO JOURNAL BEARINGS FOR THE SHAFT FROM THE CENTRAL CASING, EACH SUPPORTED AXIALLY FROM ONE OF THE BEARING MEANS.
Claim 2
Dependent Claim
185 words
A TURBO BLOWER COMPRISING A SHAFT HAVING TWO ENDS, A TURBINE ROTOR BLOWER COMPRISING A SHAFT HAVING TWO ENDS, ROTOR ON THE OTHER END OF SAID SHAFT, A TURBINE HOUSING, A COMPRESSOR HOUSING, A CENTRAL CASING DISPOSED BETWEEN SAID TURBINE HOUSING AND SAID COMPRESSOR HOUSING, MEANS CONNECTING SAID HOUSINGS TO SAID CENTRAL CASING, A TRANSVERSE ANNULAR WEB INTEGRAL WITH SAID CENTRAL CASING AND HAVING A CENTRAL APERTURE THROUGH WHICH SAID SHAFT PASSES, TWO AXIALLY SPACED THRUST BEARING MEANS FOR SAID SHAFT ADJACENT SAID TRANSVERSE ANNULAR WEB ON OPPOSITE SIDES THEREOF BETWEEN SAID WEB AND SAID HOUSINGS, EACH OF SAID THRUST BEARING MEANS COMPRISING A BODY, AN ANNULAR PLATE FOR TRANSMITTING THRUST BETWEEN THE ANNULAR WEB AND THE SHAFT DISPOSED BETWEEN SAID BODY AND SAID ANNULAR WEB WITH A PORTION OF SAID ANNULAR PLATE PROJECTING INWARDLY OF SAID CENTRAL APERTURE OF THE ANNULAR WEB TOWARDS SAID SHAFT, AND A FLANGE ON SAID SHAFT IN CO-OPERATIVE THRUST BEARING RELATION WITH SAID PROJECTING PORTION OF SAID ANNULAR PLATE, AND TWO JOURNAL BEARINGS FOR THE SHAFT FROM THE CENTRAL CASING, EACH SUPPORTED AXIALLY FROM ONE OF THE BEARING MEANS.
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) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |