US3030974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quantity controlled chlorinating installation
Assignee: Chlorator GmbH
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Filing: 1960-06-28
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Granted: 1962-04-24
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Expires: 1980-06-28
Abstract
No abstract record available.
Inventors
- 👤 Arenhold Karl-Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:51
CPC Classifications
G; G05; G05D; G05D11/00; G05D11/006; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/2521; Y10T137/7722; Y10T137/7781; Y10T137/7782; Y10T137/8158; Y10T137/8359
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
228 words
AN INSTALLATION FOR TREATING WATER FLOWING THROUGH A WATER MAIN BY ADDING TO A BY-PASS FLOW BRANCHED OFF FROM SAID MAIN AND RETURNED INTO SAME A QUANTITY OF GASEOUS CHLORINE CORRESPONDING TO THE RATE OF FLOW IN SAID MAIN, SAID INSTALLATION COMPRISING AN INJECTOR ADAPTED TO BE INCLUDED IN SAID BY-PASS, A VACUUM RESPONSIVE CHLORINE DOSING VALVE HAVING AN INPUT SIDE AND AN OUTPUT SIDE, A FEED PIPE FOR FEEDING CHLORINE UNDER PRESSURE CONNECTED TO THE INPUT SIDE OF SAID VALVE, A SUCTION PIPE CONNECTING THE OUTPUT SIDE OF SAID VALVE TO SAID INJECTOR FOR GENERATING A VACUUM IN SAID SUCTION PIPE AND VALVE, OPENING OF SAID DOSING VALVE CONNECTING SAID CHLORINE FEED PIPE AND SAID SUCTION PIPE, SAID DOSING VALVE INCLUDING A VALVE CONTROL MEMBER MOVABLE BETWEEN A VALVE OPENING POSITION AND A VALVE CLOSING POSITION AND A DIAPHRAGM EXPOSED ON ONE SIDE TO THE VACUUM IN SAID SUCTION PIPE AND ON THE OTHER SIDE TO THE AMBIENT ATMOSPHERIC PRESSURE AND COUPLED WITH SAID VALVE CONTROL MEMBER TO CONTROL THE POSITION THEREOF, THE FLEXING OF SAID DIAPHRAGM CONTROLLING THE OPENING AND CLOSING OF SAID VALVE IN ACCORDANCE WITH THE PRESSURE DIFFERENTIAL BETWEEN THE AMBIENT ATMOSPHERIC PRESSURE AND THE VACUUM IN SAID VALVE, AND A CONTROL VALVE ADAPTED TO BE CONNECTED TO SAID WATER MAIN FOR CONTROL OF SAID DOSING VALVE BY THE RATE OF FLOW OF WATER
Claim 2
Dependent Claim
228 words
AN INSTALLATION FOR TREATING WATER FLOWING THROUGH A WATER MAIN BY ADDING TO A BY-PASS FLOW BRANCHED OFF FROM SAID MAIN AND RETURNED INTO SAME A QUANTITY OF GASEOUS CHLORINE CORRESPONDING TO THE RATE OF FLOW IN SAID MAIN, SAID INSTALLATION COMPRISING AN INJECTOR ADAPTED TO BE INCLUDED IN SAID BY-PASS, A VACUUM RESPONSIVE CHLORINE DOSING VALVE HAVING AN INPUT SIDE AND AN OUTPUT SIDE, A FEED PIPE FOR FEEDING CHLORINE UNDER PRESSURE CONNECTED TO THE INPUT SIDE OF SAID VALVE, A SUCTION PIPE CONNECTING THE OUTPUT SIDE OF SAID VALVE TO SAID INJECTOR FOR GENERATING A VACUUM IN SAID SUCTION PIPE AND VALVE, OPENING OF SAID DOSING VALVE CONNECTING SAID CHLORINE FEED PIPE AND SAID SUCTION PIPE, SAID DOSING VALVE INCLUDING A VALVE CONTROL MEMBER MOVABLE BETWEEN A VALVE OPENING POSITION AND A VALVE CLOSING POSITION AND A DIAPHRAGM EXPOSED ON ONE SIDE TO THE VACUUM IN SAID SUCTION PIPE AND ON THE OTHER SIDE TO THE AMBIENT ATMOSPHERIC PRESSURE AND COUPLED WITH SAID VALVE CONTROL MEMBER TO CONTROL THE POSITION THEREOF, THE FLEXING OF SAID DIAPHRAGM CONTROLLING THE OPENING AND CLOSING OF SAID VALVE IN ACCORDANCE WITH THE PRESSURE DIFFERENTIAL BETWEEN THE AMBIENT ATMOSPHERIC PRESSURE AND THE VACUUM IN SAID VALVE, AND A CONTROL VALVE ADAPTED TO BE CONNECTED TO SAID WATER MAIN FOR CONTROL OF SAID DOSING VALVE BY THE RATE OF FLOW OF WATER
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-23 | 1965-10-23 | 1966-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-23 | 1969-10-23 | 1970-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-23 | 1973-10-23 | 1974-04-24 | $7700.00 | Window Closed / Lapsed |