US3360237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water turbine cover
Assignee: Sulzer Escher Wyss AG
•
Filing: 1966-07-18
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Granted: 1967-12-26
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Expires: 1986-07-18
Abstract
No abstract record available.
Inventors
- 👤 Surber Albert
- 👤 Pirchl Helmut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:48
CPC Classifications
F; F03; F03B; F03B11/00; F03B11/02; F03B11/025; Y; Y02; Y02E; Y02E10/00; Y02E10/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
IN A VERTICAL AXIS WATER TURBINE HAVING A STAY RING, A VERTICAL SHAFT AND A THRUST BEARING FOR SUPPORTING SAID SHAFT: A TURBINE COVER COMPRISING A CLOSURE PART CONSISTING OF A FLAT ANNULAR PLATE ARRANGED COAXIALLY WITH SAID SHAFT AND HAVING AN OUTER EDGE PROVIDED WITH AN ANNULAR FLANGE ADAPTED TO BE FIXED TO SAID STAY RING, AND AN INNER EDGE; AN ANNULAR BEARING BRACKET FOR SUPPORTING SAID THRUST BEARING, ARRANGED COAXIALLY WITH SAID SHAFT AT A DISTANCE ABOVE SAID CLOSURE PART; AND TWO BRACINGS FOR CONNECTING SAID THRUST BEARING BRACKET WITH SAID CLOSURE PART, ISSUING FROM SAID THRUST BEARING BRACKET AND ARRANGED CO-AXIALLY WITH SAID TURBINE SHAFT; ONE OF SAID BRACINGS TERMINATING AT SAID FLANGE AND THE OTHER BRACING TERMINATING ON SAID ANNULAR PLATE AT A DISTANCE FROM SAID INNER EDGE ON A CIRCLE, THE DIAMETER OF WHICH IS SUBSTANTIALLY HALF THE FLANGE DIAMETER.
Claim 2
Dependent Claim
145 words
IN A VERTICAL AXIS WATER TURBINE HAVING A STAY RING, A VERTICAL SHAFT AND A THRUST BEARING FOR SUPPORTING SAID SHAFT: A TURBINE COVER COMPRISING A CLOSURE PART CONSISTING OF A FLAT ANNULAR PLATE ARRANGED COAXIALLY WITH SAID SHAFT AND HAVING AN OUTER EDGE PROVIDED WITH AN ANNULAR FLANGE ADAPTED TO BE FIXED TO SAID STAY RING, AND AN INNER EDGE; AN ANNULAR BEARING BRACKET FOR SUPPORTING SAID THRUST BEARING, ARRANGED COAXIALLY WITH SAID SHAFT AT A DISTANCE ABOVE SAID CLOSURE PART; AND TWO BRACINGS FOR CONNECTING SAID THRUST BEARING BRACKET WITH SAID CLOSURE PART, ISSUING FROM SAID THRUST BEARING BRACKET AND ARRANGED CO-AXIALLY WITH SAID TURBINE SHAFT; ONE OF SAID BRACINGS TERMINATING AT SAID FLANGE AND THE OTHER BRACING TERMINATING ON SAID ANNULAR PLATE AT A DISTANCE FROM SAID INNER EDGE ON A CIRCLE, THE DIAMETER OF WHICH IS SUBSTANTIALLY HALF THE FLANGE DIAMETER.
References Cited (Backward Citations)
US169165A
Cited
DE1066510B
Cited
US1604362A
Cited
FR1154345A
Cited
FR1167673A
Cited
US3086473A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |