Patent US2425063A successfully refreshed from Google Patents.
US3348821A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Humidifier
Assignee: Whirlpool Corp
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Filing: 1965-11-23
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Granted: 1967-10-24
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Expires: 1985-11-23
Abstract
No abstract record available.
Inventors
- 👤 John L Martin
- 👤 Russell M Amundsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:52
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
282 words
AIR HUMIDIFYING APPARATUS, COMPRISING: CONTAINER MEANS FOR CONTAINING A LIQUID HAVING IMPURITIES THEREIN AND DEFINING AN ENCLOSED CHAMBER HAVING AIR INLET AND AIR OUTLET MEANS; WALL MEANS INTERMEDIATE SAID AIR INLET AND OUTLET MEANS FOR DEFINING AN AIR PASSAGE THEREBETWEEN; LIQUID TRANSLATION MEANS HAVING DRIVE MEANS, SAID LIQUID TRANSLATION MEANS BEING POSITIONED IN SAID AIR PASSAGE AND IN COMMUNICATION WITH LIQUID IN SAID CONTAINER MEANS FOR DISTRIBUTION OF SAID LIQUID ACROSS SAID AIR PASSAGE; AIR TRANSLATION MEANS OPERATIVELY CONNECTED TO SAID LIQUID TRANSLATION MEANS, SAID AIR TRANSLATION MEANS BEING POSITIONED IN SAID AIR PASSAGE FOR FLOWING AIR FROM A SPACE TO BE HUMIDIFIED THROUGH SAID INLET MEANS AND SAID AIR PASSAGE FOR HUMIDIFICATION THEREOF BY PARTIAL EVAPORATION OF SAID LIQUID IN SAID AIR PASSAGE, AND FOR TRANSFER OF HUMIDIFIED AIR FROM SAID AIR PASSAGE THROUGH SAID AIR OUTLET MEANS TO SAID SPACE, UPON OPERATION OF SAID DRIVE MEANS; IMPERVIOUS DEFLECTOR MEANS EXTENDING AT AN ACUTE ANGLE TO A HORIZONTAL PLANE POSITIONED IN SPACED ADJACENT RELATIONSHIP TO SAID LIQUID TRANSLATION MEANS TO RECEIVE AND DEFLECT LIQUID THEREFROM, SAID AIR TRANSLATION MEANS DIRECTING AIR FLOW ABOVE AND BELOW SAID DEFLECTOR MEANS; AND A FLEXIBLE FOAM CYLINDER POSITIONED IN SAID AIR PASSAGE IN CONTACT WITH SAID WALL MEANS, AND SURROUNDING SAID LIQUID TRANSLATION MEANS AND SAID IMPERVIOUS DEFLECTOR MEANS, SAID DEFLECTOR MEANS DIVIDING SAID FOAM CYLINDER INTO AN UPPER PORTION AND A LOWER PORTION, SAID AIR TRANSLATION MEANS DIRECTING A FIRST QUNATITY OF AIR FROM SAID INLET MEANS ABOVE SAID DEFLECTOR MEANS AND THROUGH SAID UPPER PORTION OF THE FOAM CYLINDER WHILE DIRECTING THE REMAINING QUANTITY OF AIR FROM SAID INLET MEANS BELOW SAID DEFLECTOR MEANS AND THROUGH SAID LOWER PORTION OF SAID FOAM CYLINDER.
Claim 2
Dependent Claim
282 words
AIR HUMIDIFYING APPARATUS, COMPRISING: CONTAINER MEANS FOR CONTAINING A LIQUID HAVING IMPURITIES THEREIN AND DEFINING AN ENCLOSED CHAMBER HAVING AIR INLET AND AIR OUTLET MEANS; WALL MEANS INTERMEDIATE SAID AIR INLET AND OUTLET MEANS FOR DEFINING AN AIR PASSAGE THEREBETWEEN; LIQUID TRANSLATION MEANS HAVING DRIVE MEANS, SAID LIQUID TRANSLATION MEANS BEING POSITIONED IN SAID AIR PASSAGE AND IN COMMUNICATION WITH LIQUID IN SAID CONTAINER MEANS FOR DISTRIBUTION OF SAID LIQUID ACROSS SAID AIR PASSAGE; AIR TRANSLATION MEANS OPERATIVELY CONNECTED TO SAID LIQUID TRANSLATION MEANS, SAID AIR TRANSLATION MEANS BEING POSITIONED IN SAID AIR PASSAGE FOR FLOWING AIR FROM A SPACE TO BE HUMIDIFIED THROUGH SAID INLET MEANS AND SAID AIR PASSAGE FOR HUMIDIFICATION THEREOF BY PARTIAL EVAPORATION OF SAID LIQUID IN SAID AIR PASSAGE, AND FOR TRANSFER OF HUMIDIFIED AIR FROM SAID AIR PASSAGE THROUGH SAID AIR OUTLET MEANS TO SAID SPACE, UPON OPERATION OF SAID DRIVE MEANS; IMPERVIOUS DEFLECTOR MEANS EXTENDING AT AN ACUTE ANGLE TO A HORIZONTAL PLANE POSITIONED IN SPACED ADJACENT RELATIONSHIP TO SAID LIQUID TRANSLATION MEANS TO RECEIVE AND DEFLECT LIQUID THEREFROM, SAID AIR TRANSLATION MEANS DIRECTING AIR FLOW ABOVE AND BELOW SAID DEFLECTOR MEANS; AND A FLEXIBLE FOAM CYLINDER POSITIONED IN SAID AIR PASSAGE IN CONTACT WITH SAID WALL MEANS, AND SURROUNDING SAID LIQUID TRANSLATION MEANS AND SAID IMPERVIOUS DEFLECTOR MEANS, SAID DEFLECTOR MEANS DIVIDING SAID FOAM CYLINDER INTO AN UPPER PORTION AND A LOWER PORTION, SAID AIR TRANSLATION MEANS DIRECTING A FIRST QUNATITY OF AIR FROM SAID INLET MEANS ABOVE SAID DEFLECTOR MEANS AND THROUGH SAID UPPER PORTION OF THE FOAM CYLINDER WHILE DIRECTING THE REMAINING QUANTITY OF AIR FROM SAID INLET MEANS BELOW SAID DEFLECTOR MEANS AND THROUGH SAID LOWER PORTION OF SAID FOAM CYLINDER.
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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) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |