Patent US2268626A successfully refreshed from Google Patents.
Patent US3248909A successfully refreshed from Google Patents.
US3248909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic washer
Assignee: Borg Warner Corp
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Filing: 1964-06-01
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Granted: 1966-05-03
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Expires: 1984-06-01
Abstract
No abstract record available.
Inventors
- 👤 Carl J Knerr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:02
CPC Classifications
D; D06; D06F; D06F34/00; D06F34/06; D06F34/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
247 words
IN A CONTROL SYSTEM FOR A WASHING MACHINE HAVING A TUB FOR RECEIVING AND HOLDING A LIQUID AND A BASKET ROTATABLY SUPPORTED IN THE TUB TO FORM A CONTAINER FOR ARTICLES, THE BASKET COUPLED TO A MOTOR THROUGH A DRIVE TRAIN TO SPIN THE BASKET AND EXTRACT WASH LIQUID FROM THE ARTICLES, THE COMBINATION COMPRISING AN ELECTRICAL SOURCE, A CIRCUIT ENERGIZED BY SAID ELECTRICAL SOURCE AND COUPLED TO THE MOTOR TO EFFECT SELECTIVE DRIVING OF THE BASKET THROUGH SAID DRIVE TRAIN, MEANS COUPLED TO SAID CIRCUIT FOR CONTROLLING LIQUID INPUT INTO THE TUB, MEANS COUPLED TO SAID CIRCUIT FOR SENSING THE LIQUID LEVEL IN THE TUB, SAID CIRCUIT RESPONSIVE TO A PREDETERMINED LEVEL OF LIQUID BEING SENSED IN THE TUB TO ACTUATE SAID LIQUID INPUT CONTROL MEANS AND STOP LIQUID FLOW, A PROGRAMMER COUPLED TO SAID CIRCUIT FOR TRANSMITTING SPIN INSTRUCTIONS TO SAID CIRCUIT, MEANS COUPLED TO SAID CIRCUIT FOR REMOVING LIQUID FROM THE TUB, MEANS IN SAID CIRCUIT RESPONSIVE TO SAID PROGRAMMER SPIN INSTRUCTIONS FOR INITATING OPERATION OF SAID LIQUID REMOVAL MEANS TO LOWER THE LIQUID LEVEL IN THE TUB, MEANS IN THE DRIVE TRAIN SELECTIVELY OPERABLE BY SAID CIRCUIT TO DRIVINGLY COUPLE THE MOTOR AND BASKET, SAID CIRCUIT RESPONSIVE TO AN INDICATION OF A PREDETERMINED LOW LIQUID LEVEL BY THE LEVEL SENSING MEANS TO COUPLE SAID DRIVE TRAIN MEANS FOR BASKET SPIN DRIVE, AND SAFETY MEANS COUPLED TO SAID LIQUID SENSING MEANS AND RESPONSIVE TO PROGRAMMER SPIN INSTRUCTIONS TO SIMULATE A HIGH LIQUID LEVEL CONDITION.
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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |