Patent JPH0420109A successfully refreshed from Google Patents.
US3074646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air separator fitting for hydronic system
Assignee: ITT Bell and Gossett Inc
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Filing: 1960-11-21
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Granted: 1963-01-22
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Expires: 1980-11-21
Abstract
No abstract record available.
Inventors
- 👤 Edwin B Tidd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:01
CPC Classifications
F; F24; F24D; F24D19/00; F24D19/08; F24D19/082; F24D19/083; Y; Y10; Y10T; Y10T137/00; Y10T137/5109; Y10T137/5283
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A MULTIPLE PURPOSE AIR SEPARATOR FOR DIRECT INTERPOSITION IN A FORCED CIRCULATION HYDRONIC SYSTEM OF THE TYPE INCLUDING A BOILER OF EITHER THE SIDE OUTLET OR TOP OUTLET TYPE AND ALSO INCLUDING A BOOSTER PUMP AND PIPING CONNECTING THE BOILER, THE SEPARATOR AND THE BOOSTER PUMP IN SERIES, AND A COMPRESSION TANK CONNECTED FOR TRAPPING AIR SEPARATED FROM LIQUID IN SAID SYSTEM, SAID SEPARATOR COMPRISING A TANK HAVING OPENINGS THEREIN PROVIDING A VERTICALLY ELONGATED CHAMBER OF SUBSTANTIALLY GREATER FLOW CAPACITY THAN SAID OPENINGS IN SAID TANK, SAID TANK HAVING SURROUNDING SIDE WALL STRUCTURE PROVIDED WITH AN INLET OPENING HORIZONTALLY THERETHROUGH FOR SUPPLYING LIQUID ENTRAINED WITH AIR HORIZONTALLY INTO SAID CHAMBER TO IMPINGE UPON AN OPPOSING PORTION OF SAID SIDE WALL STRUCTURE AND EFFECT A VELOCITY REDUCTION OF SAID LIQUID AS IT ENTERS SAID TANK TO ALLOW FOR SEPARATION OF ENTRAINED AIR AND A POOLING OF AIR FREE LIQUID WITHIN THE LOWER END OF SAID
Claim 2
Dependent Claim
154 words
A MULTIPLE PURPOSE AIR SEPARATOR FOR DIRECT INTERPOSITION IN A FORCED CIRCULATION HYDRONIC SYSTEM OF THE TYPE INCLUDING A BOILER OF EITHER THE SIDE OUTLET OR TOP OUTLET TYPE AND ALSO INCLUDING A BOOSTER PUMP AND PIPING CONNECTING THE BOILER, THE SEPARATOR AND THE BOOSTER PUMP IN SERIES, AND A COMPRESSION TANK CONNECTED FOR TRAPPING AIR SEPARATED FROM LIQUID IN SAID SYSTEM, SAID SEPARATOR COMPRISING A TANK HAVING OPENINGS THEREIN PROVIDING A VERTICALLY ELONGATED CHAMBER OF SUBSTANTIALLY GREATER FLOW CAPACITY THAN SAID OPENINGS IN SAID TANK, SAID TANK HAVING SURROUNDING SIDE WALL STRUCTURE PROVIDED WITH AN INLET OPENING HORIZONTALLY THERETHROUGH FOR SUPPLYING LIQUID ENTRAINED WITH AIR HORIZONTALLY INTO SAID CHAMBER TO IMPINGE UPON AN OPPOSING PORTION OF SAID SIDE WALL STRUCTURE AND EFFECT A VELOCITY REDUCTION OF SAID LIQUID AS IT ENTERS SAID TANK TO ALLOW FOR SEPARATION OF ENTRAINED AIR AND A POOLING OF AIR FREE LIQUID WITHIN THE LOWER END OF SAID
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |