US3186104A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clothes drier with variable speed centrifuge and heat supply
Assignee: Hupp Corp
•
Filing: 1955-05-26
•
Granted: 1965-06-01
•
Expires: 1975-05-26
Abstract
No abstract record available.
Inventors
- 👤 Jr William E Stilwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:08
CPC Classifications
D; D06; D06F; D06F37/00; D06F37/20; D06F34/00; D06F34/06; D06F37/30; D06F37/36; D06F2103/00; D06F2103/28; D06F2103/32; D06F2103/38; D06F2105/00; D06F2105/46; D06F2105/48; D06F2105/56; D06F35/00; D06F35/005; D06F35/007; D06F58/00; D06F58/32; D06F58/34; D06F58/36; D06F58/38; D06F58/40
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
176 words
IN A LAUNDERING MACHINE, A ROTATABLE RECEPTACLE, MEANS FOR ROTATING SAID RECEPTACLE, AN AIR CIRCULARTORY SYSTEM FOR SAID RECEPTACLE, HEATING ELEMENTS OF HIGH AND LOW RATING IN SAID AIR CIRCULATORY SYSTEM, A MOTOR DRIVEN TIME CONTROL DEVICE IN THE CIRCUIT OF SAID HEATERS, THERMOSTATIC MEANS IN SAID CIRCUIT FOR ENERGIZING THE MOTOR OF THE TIME CONTROL DEVICE, AND MEANS IN SAID CIRCUIT FOR CONNETING THE HEATERS FOR SIMULTANEOUSLY PRODUCING MAXIMUM HEAT AT THE BEGINNING OF THE DRYING CYCLE AFTER WHICH THE TIMER MOTOR IS INTERRUPTED BY THE MOTOR DRIVEN DEVICE AND REENERGIZED BY THE THERMOSTATIC MEANS AFTER A LENGTH OF TIME WHEN THE CIRCULATED AIR REACHES A PREDETERMINED TEMPERATURE WHICH ADVANCES THE CONTROL DEVICE TO CUT OUT THE HEATING ELEMENT OF LOW RATING AND FOR STOPPING THE TIMER MOTOR, WHICH THERMOSTATIC MEANS AFTER A LENGTH OF TIME AGAIN RE-ENERGIZES THE TIMER MOTOR WHICH CUTS OUT THE HEATER OF HIGH RATING AND CUTS IN THE HEATER OF LOW RATING, PERMITTING THE MACHINE TO PERFORM A RUN-OUT CYCLE THEREAFTER TERMINATED BY THE FINAL INTERRUPTION OF THE TIMER MOTOR.
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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) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |