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US2681010A
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US
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Device compensating the axial thrusts exerted on the shaft carrying the turbine's wheel of circulating pumps
Assignee: E M B Elektromotorenbau A G
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Filing: 1950-10-02
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Granted: 1954-06-15
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Expires: 1970-10-02
Abstract
No abstract record available.
Inventors
- 👤 Hilken Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:52
CPC Classifications
F; F04; F04D; F04D3/00; F04D29/00; F04D29/04; F04D29/041; F04D29/0413; F04D29/0416
Claims Analysis
Total Claims: 0
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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) | 1957-06-14 | 1957-12-14 | 1958-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-14 | 1961-12-14 | 1962-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-14 | 1965-12-14 | 1966-06-15 | $7700.00 | Window Closed / Lapsed |