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US3302631A Expired / Lapsed US ⏱️ 0.0 years remaining

Humidifiers

Assignee: Individual
•
Filing: 1965-04-26
•
Granted: 1967-02-07
•
Expires: 1985-04-26
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Abstract

No abstract record available.

Inventors

  • 👤 Glenn A Kellogg

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 09:43
CPC Classifications
F; F24; F24F; F24F6/00; F24F6/02; F24F6/04

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 240 words
A HUMIDIFIER ADAPTED FOR USE WITH A FORCED AIR HEATING SYSTEM HAVING A CASING WITH DUCTS THEREIN COMPRISING: (A) A FIREPOT POSITIONED IN THE CASING; (B) A BASE PAN IN PROXIMITY WITH SAID FIREPOT, SAID PAN BEING OF THIN WALL CONSTRUCTION OF A MATERIAL HAVING A HIGH THERMAL CONDUCTIVITY AND FURTHER HAVING A BOTTOM CONTOUR COMPLEMENTARY TO THE FIREPOT ON WHICH IT IS IN PROXIMITY WITH; (C) A HOLLOW TUBE MEANS EXTENDING FROM A CENTRAL PORTION OF SAID BASE PAN, SAID TUBE MEANS FORMING A SUPPORT FOR A PLURALITY OF EVAPORATOR PANS POSITIONED THEREABOVE; (D) A PLURALITY OF EVAPORATOR PANS POSITIONED ALONG SAID TUBE MEANS IN SPACED APART RELATIONSHIP AND EXTENDING FROM SAID TUBE MEANS IN A STACKED ARRANGEMENT WHEREBY THE PAN ABOVE ANY RESPECTIVE PAN IS SMALLER IN OVERALL PERIPHERY THAN THE PAN LOCATED BENEATH IT; (E) MEANS TO SUPPLY WATER TO A TOPMOST EVAPORATOR PAN COMPRISING A WATER DISCHARGE LINE DISPOSED ABOVE THE SAID EVAPORATOR PAN; AND, (F) MEANS FOR LIMITING THE AMOUNT OF WATER IN SAID BASE PAN TO A MAXIMUM OF ONE-EIGHT OF AN INCH, SAID MEANS INCLUDING A FLOAT CHAMBER IN COMMUNICATION WITH SAID BASE PAN, A FLOAT MEMBER IN SAID CHAMBER HAVING A STEM EXTENDING THEREFROM, A SWITCH ATTACHED TO SAID FLOAT CHAMBER, A SOLENOID ACTUATED VALVE FOR CONTROLLING SAID WATER SUPPLY MEANS, AND, MEANS TO ACTUATE SAID SWITCH TO THEREBY OPEN SAID VALVE TO ALLOW WATER TO BE DEPOSITED IN SAID EVAPORATOR PANS.
Claim 2
Dependent Claim 240 words
A HUMIDIFIER ADAPTED FOR USE WITH A FORCED AIR HEATING SYSTEM HAVING A CASING WITH DUCTS THEREIN COMPRISING: (A) A FIREPOT POSITIONED IN THE CASING; (B) A BASE PAN IN PROXIMITY WITH SAID FIREPOT, SAID PAN BEING OF THIN WALL CONSTRUCTION OF A MATERIAL HAVING A HIGH THERMAL CONDUCTIVITY AND FURTHER HAVING A BOTTOM CONTOUR COMPLEMENTARY TO THE FIREPOT ON WHICH IT IS IN PROXIMITY WITH; (C) A HOLLOW TUBE MEANS EXTENDING FROM A CENTRAL PORTION OF SAID BASE PAN, SAID TUBE MEANS FORMING A SUPPORT FOR A PLURALITY OF EVAPORATOR PANS POSITIONED THEREABOVE; (D) A PLURALITY OF EVAPORATOR PANS POSITIONED ALONG SAID TUBE MEANS IN SPACED APART RELATIONSHIP AND EXTENDING FROM SAID TUBE MEANS IN A STACKED ARRANGEMENT WHEREBY THE PAN ABOVE ANY RESPECTIVE PAN IS SMALLER IN OVERALL PERIPHERY THAN THE PAN LOCATED BENEATH IT; (E) MEANS TO SUPPLY WATER TO A TOPMOST EVAPORATOR PAN COMPRISING A WATER DISCHARGE LINE DISPOSED ABOVE THE SAID EVAPORATOR PAN; AND, (F) MEANS FOR LIMITING THE AMOUNT OF WATER IN SAID BASE PAN TO A MAXIMUM OF ONE-EIGHT OF AN INCH, SAID MEANS INCLUDING A FLOAT CHAMBER IN COMMUNICATION WITH SAID BASE PAN, A FLOAT MEMBER IN SAID CHAMBER HAVING A STEM EXTENDING THEREFROM, A SWITCH ATTACHED TO SAID FLOAT CHAMBER, A SOLENOID ACTUATED VALVE FOR CONTROLLING SAID WATER SUPPLY MEANS, AND, MEANS TO ACTUATE SAID SWITCH TO THEREBY OPEN SAID VALVE TO ALLOW WATER TO BE DEPOSITED IN SAID EVAPORATOR PANS.

References Cited (Backward Citations)

US1325559A Cited
US1458549A Cited
US1862985A Cited
US2804067A Cited
US3151615A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-02-06 1970-08-08 1971-02-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-02-06 1974-08-08 1975-02-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-02-06 1978-08-08 1979-02-07 $7700.00 Window Closed / Lapsed

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