US3235082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laundry machine and method
Assignee: Whirlpool Corp
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Filing: 1962-04-23
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Granted: 1966-02-15
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Expires: 1982-04-23
Abstract
No abstract record available.
Inventors
- 👤 Compans Wilfried Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:48
CPC Classifications
D; D06; D06F; D06F37/00; D06F37/20; D06F37/22; D06F37/225; D06F33/00; D06F33/30; D06F33/48; D06F34/00; D06F34/08; D06F34/14; D06F34/16; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2109
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
159 words
THE METHOD OF CORRECTING UNBALANCE IN A ROTATING MEMBER SUCH AS A LAUNDRY CONTAINER COMPRISING THE STEPS OF FIRST ACCELERATING THE CONTAINER TO A PRELIMINARY CENTRIFUGING SPEED TO EXTRACT A PORTION OF THE FLUID IN THE ARTICLES, THEN SECONDLY ACCELERATING THE CONTAINER IN ROTATION TOWARD AN ESSENTIALLY FULL OPERATING SPEED FOR EXTRACTION OF OTHER FLUID PORTIONS, DETECTING UNBALANCE IN THE CONTAINER DURING THE SECOND ACCELERATION, APPLYING CORRECTIVE BALANCING MASSES TO THE CONTAINER WHEN AN UNBALANCE CONDITION IS DETECTED ONLY AFTER COMPLETION OF SAID FIRST ACCELERATION STEP, TEMPORARILY TERMINATING THE SECOND ACCELERATION OF THE CONTAINER WHEN THE UNBALANCE IS DETECTED AND OPERATING AND MAINTAINING THE CONTAINER ROTATABLY AT A CONSTANT INTERMEDIATE CENTRIFUGING SPEED WHILE CORRECTIVE BALANCING MASSES ARE BEING APPLIED, SAID INTERMEDIATE CENTRIFUGING SPEED BEING THE SPEED AT WHICH THE UNBALANCE IS DETECTED, AND IMMEDIATELY SLOWING THE ROTATION OF THE CONTAINER TO A TUMBLING SPEED BELOW SAID PRELIMINARY CENTRIFUGING SPEED WHEN AN EXCESSIVE UNBALANCE OF A PREDETERMINED MAGNITUDE IS REACHED.
References Cited (Backward Citations)
US2647386A
Cited
US2760639A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |