Patent US3377025A successfully refreshed from Google Patents.
US3377025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water aeration apparatus
Assignee: Individual
•
Filing: 1966-05-31
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Granted: 1968-04-09
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Expires: 1986-05-31
Abstract
No abstract record available.
Inventors
- 👤 Norman H Nye
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:14
CPC Classifications
A; A01; A01K; A01K63/00; A01K63/04; A01K63/042; B; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/233; B01F23/2331; B01F23/2334; B01F23/23341; B01F33/00; B01F33/50; B01F33/503; C; C02; C02F; C02F7/00; B01F23/23311; B01F23/23312; B01F23/2336; B01F23/23363; B01F27/00; B01F27/80; B01F35/00; B01F35/30; B01F35/32; B01F35/32005; B01F35/32065; Y; Y02; Y02W; Y02W10/00; Y02W10/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
276 words
A WATER AERATION APPARATUS FOR POSITIONING IN A BODY OF WATER TO EXTEND UPWARDLY AND DOWNWARDLY OF THE SURFACE OF THE WATER WHICH APPARATUS INCLUDES A HOLLOW ENCLOSURE MEMBER EXTENDING SUBSTANTIALLY THE HEIGHT OF THE APPARATUS, A DRIVE SHAFT OPERATIVELY RECEIVED IN THE UPPER PORTION OF SAID ENCLOSURE MEMBER AND EXTENDING AXIALLY THEREOF TO A POINT ABOVE SAID WATER SURFACE, MEANS ENGAGING SAID DRIVE SHAFT TO DRIVE IT, A LOWER SHAFT OPERATIVELY POSITIONED IN THE LOWER PORTION OF SAID ENCLOSURE MEMBER, WHICH LOWER SHAFT IS HOLLOW AND HAS RADIALLY SPACED INNER AND OUTER WALLS WITH CLOSED ENDS TO FORM A CHAMBER THEREBETWEEN IN THE PORTION OF SUCH SHAFT TO BE POSITIONED AT, IMMEDIATELY ABOVE, AND IMMEDIATELY BELOW THE SURFACE OF THE BODY OF WATER IN WHICH THE APPARATUS IS TO BE POSITIONED, PUMP MEANS OPERATIVELY ENGAGING THE LOWER END OF SAID LOWER SHAFT AND COMMUNICATING OPERATIVELY WITH THE BODY OF WATER IN WHICH THE APPARATUS IS POSITIONED AND WITH THE INTERIOR OF SAID ENCLOSURE MEMBER TO FORCE WATER UPWARDLY THEREOF WHEN SAID PUMP MEANS IS DRIVEN, SAID ENCLOSURE MEMBER BEING APERTURED ABOVE THE SURFACE OF THE BODY OF WATER FOR DISCHARGE OF WATER THERETHROUGH, AND CLUTCH MEANS OPERATIVELY COUPLING SAID DRIVE SHAFT TO SAID LOWER SHAFT FOR DRIVE THEREOF, SAID CLUTCH MEANS BEING IMMERSED IN A LIQUID WHICH IS NOT FREEZABLE UNDER AMBIENT ATMOSPHERIC TEMPERATURES AND WHICH LIQUID IS ALSO RECEIVED IN SAID CHAMBER IN FLOW CONNECTION TO THE LIQUID SURROUNDING SAID CLUTCH MEANS WHEREBY IF SAID LOWER SHAFT IS EMBEDDED IN ICE SAID LIQUID WILL BE HEATED AND CAUSED TO FLOW ALONG SAID CHAMBER TO MELT SUCH ICE AND FREE SAID LOWER SHAFT FOR ROTATION.
Claim 2
Dependent Claim
276 words
A WATER AERATION APPARATUS FOR POSITIONING IN A BODY OF WATER TO EXTEND UPWARDLY AND DOWNWARDLY OF THE SURFACE OF THE WATER WHICH APPARATUS INCLUDES A HOLLOW ENCLOSURE MEMBER EXTENDING SUBSTANTIALLY THE HEIGHT OF THE APPARATUS, A DRIVE SHAFT OPERATIVELY RECEIVED IN THE UPPER PORTION OF SAID ENCLOSURE MEMBER AND EXTENDING AXIALLY THEREOF TO A POINT ABOVE SAID WATER SURFACE, MEANS ENGAGING SAID DRIVE SHAFT TO DRIVE IT, A LOWER SHAFT OPERATIVELY POSITIONED IN THE LOWER PORTION OF SAID ENCLOSURE MEMBER, WHICH LOWER SHAFT IS HOLLOW AND HAS RADIALLY SPACED INNER AND OUTER WALLS WITH CLOSED ENDS TO FORM A CHAMBER THEREBETWEEN IN THE PORTION OF SUCH SHAFT TO BE POSITIONED AT, IMMEDIATELY ABOVE, AND IMMEDIATELY BELOW THE SURFACE OF THE BODY OF WATER IN WHICH THE APPARATUS IS TO BE POSITIONED, PUMP MEANS OPERATIVELY ENGAGING THE LOWER END OF SAID LOWER SHAFT AND COMMUNICATING OPERATIVELY WITH THE BODY OF WATER IN WHICH THE APPARATUS IS POSITIONED AND WITH THE INTERIOR OF SAID ENCLOSURE MEMBER TO FORCE WATER UPWARDLY THEREOF WHEN SAID PUMP MEANS IS DRIVEN, SAID ENCLOSURE MEMBER BEING APERTURED ABOVE THE SURFACE OF THE BODY OF WATER FOR DISCHARGE OF WATER THERETHROUGH, AND CLUTCH MEANS OPERATIVELY COUPLING SAID DRIVE SHAFT TO SAID LOWER SHAFT FOR DRIVE THEREOF, SAID CLUTCH MEANS BEING IMMERSED IN A LIQUID WHICH IS NOT FREEZABLE UNDER AMBIENT ATMOSPHERIC TEMPERATURES AND WHICH LIQUID IS ALSO RECEIVED IN SAID CHAMBER IN FLOW CONNECTION TO THE LIQUID SURROUNDING SAID CLUTCH MEANS WHEREBY IF SAID LOWER SHAFT IS EMBEDDED IN ICE SAID LIQUID WILL BE HEATED AND CAUSED TO FLOW ALONG SAID CHAMBER TO MELT SUCH ICE AND FREE SAID LOWER SHAFT FOR ROTATION.
References Cited (Backward Citations)
US2116023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |