Patent US3266481A successfully refreshed from Google Patents.
US3266481A
Expired / Lapsed
US
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Humidifier
Assignee: Lau Blower Co
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Filing: 1965-08-18
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Granted: 1966-08-16
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Expires: 1985-08-18
Abstract
No abstract record available.
Inventors
- 👤 William H Wentling
- 👤 Warner W Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:17
CPC Classifications
F; F24; F24F; F24F6/00; F24F6/02; F24F6/06; Y; Y10; Y10S; Y10S261/00; Y10S261/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
191 words
A HUMIDIFIER OF THE CHARACTER DESCRIBED ADAPTED TO BE MOUNTED OVER AN OPENING IN A VERTICAL WALL OF A FURNACE OR DUCT COMPRISING, A MOUNTING PLATE SECURED TO THE WALL AROUND THE OPENING, A HOUSING SECURED TO SAID MOUNTING PLATE AND HAVING TOP AND SIDE WALLS WITH AN OPEN BOTTOM, A VERTICAL PARTITION RELEASABLY SECURED TO SAID HOUSING AND BEING DISPOSED IN SPACED RELATION WITH AND GENERALLY PARALLEL TO SAID MOUNTING PLATE, A HIGHLY POROUS EVAPORATOR DRUM MOUNTED ON SAID VERTICAL PARTITION AND HAVING AN OPEN END ADJACENT AND MOUNTING PLATE, MEANS DEFINING A CENTRAL OPENING IN SAID MOUNTING PLATE FOR FLOW OF AIR INTO THE INTERIOR OF SAID EVAPORATOR DRUM, MEANS DEFINING AN OUTLET IN SAID MOUNTING PLATE DISPOSED RADIALLY OUTWARDLY OF SAID DRUM AND COMMUNICATING WITH THE SPACE BETWEEN SAID DRUM AND SAID MAIN HOUSING, REMOVABLE RESERVOIR PAN MEANS SECURED TO SAID BOTTOM OF SAID MAIN HOUSING FOR WETTING SAID DRUM, AND AIR MOVING MEANS FOR MOVING AIR THROUGH SAID INLET OPENING AND SAID DRUM AND THEN THROUGH SAID OUTLET TO INCREASE THE MOISTURE CONTENT OF THE AIR BY EVAPORATING WATER FROM THE SURFACE OF SAID HIGHLY POROUS DRUM.
Claim 2
Dependent Claim
191 words
A HUMIDIFIER OF THE CHARACTER DESCRIBED ADAPTED TO BE MOUNTED OVER AN OPENING IN A VERTICAL WALL OF A FURNACE OR DUCT COMPRISING, A MOUNTING PLATE SECURED TO THE WALL AROUND THE OPENING, A HOUSING SECURED TO SAID MOUNTING PLATE AND HAVING TOP AND SIDE WALLS WITH AN OPEN BOTTOM, A VERTICAL PARTITION RELEASABLY SECURED TO SAID HOUSING AND BEING DISPOSED IN SPACED RELATION WITH AND GENERALLY PARALLEL TO SAID MOUNTING PLATE, A HIGHLY POROUS EVAPORATOR DRUM MOUNTED ON SAID VERTICAL PARTITION AND HAVING AN OPEN END ADJACENT AND MOUNTING PLATE, MEANS DEFINING A CENTRAL OPENING IN SAID MOUNTING PLATE FOR FLOW OF AIR INTO THE INTERIOR OF SAID EVAPORATOR DRUM, MEANS DEFINING AN OUTLET IN SAID MOUNTING PLATE DISPOSED RADIALLY OUTWARDLY OF SAID DRUM AND COMMUNICATING WITH THE SPACE BETWEEN SAID DRUM AND SAID MAIN HOUSING, REMOVABLE RESERVOIR PAN MEANS SECURED TO SAID BOTTOM OF SAID MAIN HOUSING FOR WETTING SAID DRUM, AND AIR MOVING MEANS FOR MOVING AIR THROUGH SAID INLET OPENING AND SAID DRUM AND THEN THROUGH SAID OUTLET TO INCREASE THE MOISTURE CONTENT OF THE AIR BY EVAPORATING WATER FROM THE SURFACE OF SAID HIGHLY POROUS DRUM.
References Cited (Backward Citations)
US3148964A
Cited
US3211437A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |