US3093841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of determining the liquid level in a clothes washing machine
Assignee: Whirlpool Corp
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Filing: 1962-01-18
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Granted: 1963-06-18
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Expires: 1982-01-18
Abstract
No abstract record available.
Inventors
- 👤 Clifton A Cobb
- 👤 James T Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:57
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/0007; D; D06; D06F; D06F39/00; D06F39/08; D06F39/087
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
THE METHOD OF FILLING A CLOTHES WASHING MACHINE HAVING A LIQUID-RECEIVING, MOVABLY-MOUNTED CONTAINER AND AN OSCILLATABLE AGITATOR THEREIN WITH AN OPTIMUM QUANTITY OF WASHING FLUID FOR VARYING CLOTHES LOADS INSERTED IN SAID CONTAINER, COMPRISING: ADDING A MINIMAL QUANTITY OF WASHING FLUID TO SAID CONTAINER, INITIATING OSCILLATION OF SAID AGITATOR TO COMMENCE THE PROCESS OF WASHING THE CLOTHES LOAD INSERTED IN SAID CONTAINER, SENSING THE DECLINING TORQUE TRANSMITTED FROM SAID AGITATOR TO SAID CONTAINER AS WASHING FLUID IS ADDED TO SAID CONTAINER, AND TERMINATING THE ADDITION OF WASHING FLUID TO SAID CONTAINER WHEN THE TORQUE TRANSMITTED TO SAID CONTAINER DECLINES TO A PREDETERMINED VALUE.
Claim 2
Independent Claim
103 words
THE METHOD OF FILLING A CLOTHES WASHING MACHINE HAVING A LIQUID-RECEIVING, MOVABLY-MOUNTED CONTAINER AND AN OSCILLATABLE AGITATOR THEREIN WITH AN OPTIMUM QUANTITY OF WASHING FLUID FOR VARYING CLOTHES LOADS INSERTED IN SAID CONTAINER, COMPRISING: ADDING A MINIMAL QUANTITY OF WASHING FLUID TO SAID CONTAINER, INITIATING OSCILLATION OF SAID AGITATOR TO COMMENCE THE PROCESS OF WASHING THE CLOTHES LOAD INSERTED IN SAID CONTAINER, SENSING THE DECLINING TORQUE TRANSMITTED FROM SAID AGITATOR TO SAID CONTAINER AS WASHING FLUID IS ADDED TO SAID CONTAINER, AND TERMINATING THE ADDITION OF WASHING FLUID TO SAID CONTAINER WHEN THE TORQUE TRANSMITTED TO SAID CONTAINER DECLINES TO A PREDETERMINED VALUE.
References Cited (Backward Citations)
US1847159A
Cited
US2972510A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |