US3260188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air diffuser
Assignee: Madison Management Group Inc
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Filing: 1964-06-05
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Granted: 1966-07-12
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Expires: 1984-06-05
Abstract
No abstract record available.
Inventors
- 👤 Person Ernest Hjalmar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:10
CPC Classifications
F; F24; F24F; F24F13/00; F24F13/02; F24F13/06; F24F13/072
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
AN AIR DIFFUSER, COMPRISING A HOUSING HAVING A PAIR OF RELATIVELY LONG SIDE WALLS, A PAIR OF RELATIVELY SHORT END WALLS CONNECTING SAID SIDE WALLS AND A BOTTOM WALL, SAID BOTTOM WALL HAVING A ELONGATED SLOT EXTENDING SUBSTANTAILLY FROM ONE END WALL TO THE OTHER END WALL AND BEING LOCATED SUBSTANTIALLY MIDWAY BETWEEN SAID SIDE WALLS, THE PORTIONS OF SAID BOTTOM WALL ON EACH SIDE OF SAID SLOT FORMING AN ELONGATED LIP, MEANS IN SAID HOUSING FOR ADMITTING CONDITIONED AIR UNDER PRESSURE INTO SAID HOUSING WHEREBY AIR WILL BE DISCHARGED FORM SAID HOUSING THROUGH SAID SLOT IN SAID BOTTOM WALL, AND MEANS SELECTIVELY TO ALTER THE PATTERN OF AIR DISCHARGED THROUGH SAID SLOT COMPRISING AN ELONGATED CYLINDRICAL DEFLECTOR ELEMENT HAVING A DIAMETER APPROXIMATELY EQUAL TO ONE-HALF THE WIDTH OF SAID BOTTOM WALL, MEANS TO MOUNT SAID DEFLECTOR ELEMENT IN SAID HOUSING GENERALLY ABOVE SAID SLOT AND SHIFTABLE
Claim 2
Dependent Claim
147 words
AN AIR DIFFUSER, COMPRISING A HOUSING HAVING A PAIR OF RELATIVELY LONG SIDE WALLS, A PAIR OF RELATIVELY SHORT END WALLS CONNECTING SAID SIDE WALLS AND A BOTTOM WALL, SAID BOTTOM WALL HAVING A ELONGATED SLOT EXTENDING SUBSTANTAILLY FROM ONE END WALL TO THE OTHER END WALL AND BEING LOCATED SUBSTANTIALLY MIDWAY BETWEEN SAID SIDE WALLS, THE PORTIONS OF SAID BOTTOM WALL ON EACH SIDE OF SAID SLOT FORMING AN ELONGATED LIP, MEANS IN SAID HOUSING FOR ADMITTING CONDITIONED AIR UNDER PRESSURE INTO SAID HOUSING WHEREBY AIR WILL BE DISCHARGED FORM SAID HOUSING THROUGH SAID SLOT IN SAID BOTTOM WALL, AND MEANS SELECTIVELY TO ALTER THE PATTERN OF AIR DISCHARGED THROUGH SAID SLOT COMPRISING AN ELONGATED CYLINDRICAL DEFLECTOR ELEMENT HAVING A DIAMETER APPROXIMATELY EQUAL TO ONE-HALF THE WIDTH OF SAID BOTTOM WALL, MEANS TO MOUNT SAID DEFLECTOR ELEMENT IN SAID HOUSING GENERALLY ABOVE SAID SLOT AND SHIFTABLE
References Cited (Backward Citations)
US3099949A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |