US3086473A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustment of clearances in vertical hydrodynamic machines
Assignee: Library and Archives Canada
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Filing: 1962-01-08
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Granted: 1963-04-23
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Expires: 1982-01-08
Abstract
No abstract record available.
Inventors
- 👤 Miloradovitch Leonid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:41
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/04; F04D29/042; F04D29/08; F04D29/16; F04D29/165; F04D29/167
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
IN A HYDRODYNAMIC MACHINE HAVING AN IMPELLER, A MOTOR FOR DRIVING SAID IMPELLER AND SHAFT OPERATIVELY CONNECTING SAID MOTOR TO SAID IMPELLER, MEANS FOR ADJUSTING THE POSITION OF SAID IMPELLER, SAID MEANS INCLUDING NONROTATABLE INNER AND OUTER HOUSINGS IN TELESCOPING RELATION, ONE OF SAID HOUSINGS BEING CONNECTED TO THE PUMP CASING
Claim 2
Dependent Claim
51 words
IN A HYDRODYNAMIC MACHINE HAVING AN IMPELLER, A MOTOR FOR DRIVING SAID IMPELLER AND SHAFT OPERATIVELY CONNECTING SAID MOTOR TO SAID IMPELLER, MEANS FOR ADJUSTING THE POSITION OF SAID IMPELLER, SAID MEANS INCLUDING NONROTATABLE INNER AND OUTER HOUSINGS IN TELESCOPING RELATION, ONE OF SAID HOUSINGS BEING CONNECTED TO THE PUMP CASING
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) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |