US3624919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clothes drying blower with lint stripping device
Assignee: McGraw Edison Co
•
Filing: 1970-03-13
•
Granted: 1971-12-07
•
Expires: 1990-03-13
Abstract
Abstract A CLOTHES DRYING TUMBULER EQUIPPED WITH A BLOWER FOR CIRCULATING A HEATED AIR DURING THE DRYING OPERATION HAS A NOZZLE FOR DIRECTING A FLUID AS OF AIR OR DRY STEAM TO EXERT A FORWARD THRUST ONTO THE BLOWER FAN TO REMOVE THE LINT WHICH COLLEUCTS ON THE LEADING EDGES OF THE FAM BLADES. A FLAT NOZZLE IS USED AND IS POSITIONED SO THAT IT IS IN LINE WITH EACH BLADE AS THE BLADE PASSES MIDWAY THROUGH THE FLUID STREAM. THE FLUID PRESSURE TO THE NOZZLE IS TURNED ON AT THE END OF EACH DRYING OPERATION FROM THE TIME THE ELECTRIC CURRENT IS CUT OFF FROM THE DRIVE MOTOR TO THE TIME BLOWER IS COASTED TO A NEAR STOP.
Inventors
- 👤 John Joseph Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:56
CPC Classifications
D; D06; D06F; D06F58/00; D06F58/20; D06F58/22
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-12-06 | 1975-06-07 | 1975-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-06 | 1979-06-07 | 1979-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-06 | 1983-06-07 | 1983-12-07 | $7700.00 | Window Closed / Lapsed |