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US3194166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pumping plants
Assignee: Individual
•
Filing: 1963-03-21
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Granted: 1965-07-13
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Expires: 1983-03-21
Abstract
No abstract record available.
Inventors
- 👤 Neidl Georg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:53
CPC Classifications
H; H02; H02K; H02K5/00; H02K5/04; H02K5/12; H02K5/132; F; F04; F04D; F04D11/00; F04D11/005; F04D13/00; F04D13/02; F04D13/06; F04D13/08; F04D13/083; F04D29/00; F04D29/08; F04D29/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A TOTALLY SUBMERSIBLE PUMPING PLANT COMPRISING FIRST HOUSING MEANS CENTERED ON A VERTICAL AXIS; AN ELECTROMOTOR IN SAID FIRST HOUSING MEANS HAVING A DOWNWARDLY EXTENDING VERITICAL SHAFT JOURNALED COAXIALLY THEREIN AND CARRYING AN ARMATURE RECEIVED WITH PERIPHERAL CLEARANCE IN SAID FIRST HOUSING MEANS AN IMPELLER CANTILEVER MOUNTED AT A LOWER EXTREMITY OF SAID SHAFT FOR ROTATION ABOUT SAID AXIS THEREBY; SECOND HOUSING MEANS SURROUNDING SAID IMPELLER AND FORMING A DOWNWARDLY OPEN PUMPING CHAMBER THEREAROUND, SAID SECOND HOUSING MEANS BEING FORMED WITH AT LEAST ONE GENERALLY RADIAL OUTLET COMMUNICATING WITH SAID CHAMBER;
Claim 2
Dependent Claim
91 words
A TOTALLY SUBMERSIBLE PUMPING PLANT COMPRISING FIRST HOUSING MEANS CENTERED ON A VERTICAL AXIS; AN ELECTROMOTOR IN SAID FIRST HOUSING MEANS HAVING A DOWNWARDLY EXTENDING VERITICAL SHAFT JOURNALED COAXIALLY THEREIN AND CARRYING AN ARMATURE RECEIVED WITH PERIPHERAL CLEARANCE IN SAID FIRST HOUSING MEANS AN IMPELLER CANTILEVER MOUNTED AT A LOWER EXTREMITY OF SAID SHAFT FOR ROTATION ABOUT SAID AXIS THEREBY; SECOND HOUSING MEANS SURROUNDING SAID IMPELLER AND FORMING A DOWNWARDLY OPEN PUMPING CHAMBER THEREAROUND, SAID SECOND HOUSING MEANS BEING FORMED WITH AT LEAST ONE GENERALLY RADIAL OUTLET COMMUNICATING WITH SAID CHAMBER;
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) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |