US3247839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Humidifying apparatus
Assignee: Individual
•
Filing: 1964-01-23
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Granted: 1966-04-26
•
Expires: 1984-01-23
Abstract
No abstract record available.
Inventors
- 👤 Richard C Lindberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:28
CPC Classifications
F; F24; F24D; F24D5/00; F24F; F24F6/00; F24F6/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
IN A WARM AIR SPACE HEATING SYSTEM INCLUDING A FURNACE HAVING SUPPLY AND RETURN PLENUMS AND A MOTOR DRIVEN BLOWER ARRANGED TO CIRCULATE AIR IN SAID PLANUMS IN ACCORDANCE WITH A DEMAND CONDITION INCLUDING A CIRCUIT ADAPTED TO ENERGIZE SAID MOTOR OPERATED BLOWER, THE IMPROVEMENT IN SAID SYSTEM FOR IMPROVEMENT THE HUMIDITY OF SAID SPACE COMPRISING: A VESSEL CONNECTED TO A WATER SOURCE, A CONNECTION FROM SAID VESSEL TO MEANS FOR ATOMIZING WATER WITHIN ONE OF SAID PLENUMS EXPRESSED FROM SAID VESSEL, A MOVING WALL FOR SAID VESSEL FOR PLACING PRESSURE ON THE WATER THEREIN AND FOR EXPRESSING WATER AT SAID ATOMIZING MEANS, MEANS FOR MOVING SAID WALL IN A DIRECTION TO EXPRESS WATER FROM SAID VESSEL AND TO ENABLE SAID WALL TO MOVE IN A DIRECTION TO REPLENISH THE WATER IN SAID VESSEL FROM SAID WATER SOURCE, AND CIRCUIT MEANS OPERABLE UPON ENERGIZATION OF SAID MOTOR OPERATED BLOWER FOR CONTROLLING THE MOVEMENT OF SAID WALL.
Claim 2
Dependent Claim
156 words
IN A WARM AIR SPACE HEATING SYSTEM INCLUDING A FURNACE HAVING SUPPLY AND RETURN PLENUMS AND A MOTOR DRIVEN BLOWER ARRANGED TO CIRCULATE AIR IN SAID PLANUMS IN ACCORDANCE WITH A DEMAND CONDITION INCLUDING A CIRCUIT ADAPTED TO ENERGIZE SAID MOTOR OPERATED BLOWER, THE IMPROVEMENT IN SAID SYSTEM FOR IMPROVEMENT THE HUMIDITY OF SAID SPACE COMPRISING: A VESSEL CONNECTED TO A WATER SOURCE, A CONNECTION FROM SAID VESSEL TO MEANS FOR ATOMIZING WATER WITHIN ONE OF SAID PLENUMS EXPRESSED FROM SAID VESSEL, A MOVING WALL FOR SAID VESSEL FOR PLACING PRESSURE ON THE WATER THEREIN AND FOR EXPRESSING WATER AT SAID ATOMIZING MEANS, MEANS FOR MOVING SAID WALL IN A DIRECTION TO EXPRESS WATER FROM SAID VESSEL AND TO ENABLE SAID WALL TO MOVE IN A DIRECTION TO REPLENISH THE WATER IN SAID VESSEL FROM SAID WATER SOURCE, AND CIRCUIT MEANS OPERABLE UPON ENERGIZATION OF SAID MOTOR OPERATED BLOWER FOR CONTROLLING THE MOVEMENT OF SAID WALL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |