US3209156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Underwater generator
Assignee: Individual
•
Filing: 1962-04-03
•
Granted: 1965-09-28
•
Expires: 1982-04-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Arthur D Struble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:59
CPC Classifications
H; H02; H02K; H02K7/00; H02K7/18; H02K7/1807; H02K7/1823; F; F03; F03B; F03B13/00; F03B13/10; F03B17/00; F03B17/06; F03B17/062; F03B17/063; F05; F05B; F05B2240/00; F05B2240/90; F05B2240/97; Y; Y02; Y02E; Y02E10/00; Y02E10/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
AN UNDERWATER GENERATOR UNIT COMPRISING: (A) A BBODY PORTION; (B) STATOR MEANS IN THE EXTERIOR SURFACE OF SAID BODY PORTION; (C) SHAFT MEANS EXTENDING FROM THE EXTERIOR OF SAID BODY PORTION; (D) AN IMPELLER ASSEMBLY JOURNALLED ON SAID SHAFT MEAN SAID IMPELLER INCLUDING ROTOR BLADES AND MEANS FOR AUTOMATICALLY DISPLAYING SAID ROTOR BLADES WHEN SAID UNIT SINKS BENEATH THE SURFACE OF THE WATER; (E) FIELD MEAN S HAVING A DRIVING CONNECTIONN WITH SAID IMPELLER ASSEMBLY, SAID FIELD MEANS BEING ADAPTED TO ROTATE IN COOPERATIVE RELATIONSHIP WITH SAID STATOR ELEMENTS TO PRODUCE ELECTRIC CURRENT; AND (F) MEANS FOR ANCHORING SAID GENERATOR UNIT BENEATH THE SURFACE OF A BBODY OF WATER HAVING SUBSURFACE CURRENTS THEREIN.
Claim 2
Dependent Claim
113 words
AN UNDERWATER GENERATOR UNIT COMPRISING: (A) A BBODY PORTION; (B) STATOR MEANS IN THE EXTERIOR SURFACE OF SAID BODY PORTION; (C) SHAFT MEANS EXTENDING FROM THE EXTERIOR OF SAID BODY PORTION; (D) AN IMPELLER ASSEMBLY JOURNALLED ON SAID SHAFT MEAN SAID IMPELLER INCLUDING ROTOR BLADES AND MEANS FOR AUTOMATICALLY DISPLAYING SAID ROTOR BLADES WHEN SAID UNIT SINKS BENEATH THE SURFACE OF THE WATER; (E) FIELD MEAN S HAVING A DRIVING CONNECTIONN WITH SAID IMPELLER ASSEMBLY, SAID FIELD MEANS BEING ADAPTED TO ROTATE IN COOPERATIVE RELATIONSHIP WITH SAID STATOR ELEMENTS TO PRODUCE ELECTRIC CURRENT; AND (F) MEANS FOR ANCHORING SAID GENERATOR UNIT BENEATH THE SURFACE OF A BBODY OF WATER HAVING SUBSURFACE CURRENTS THEREIN.
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) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |