Patent US3328983A successfully refreshed from Google Patents.
US3328983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing machine having a transistor controlled magnetic clutch
Assignee: Motors Liquidation Co
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Filing: 1965-12-02
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Granted: 1967-07-04
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Expires: 1985-12-02
Abstract
No abstract record available.
Inventors
- 👤 Byron L Brucken
- 👤 Homer W Deaton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:42
CPC Classifications
D; D06; D06F; D06F37/00; D06F37/30; D06F37/36; D06F34/00; D06F34/08; D06F37/304; F; F16; F16D; F16D27/00; F16D27/10; F16D27/108; F16D48/00; F16D48/06; F16D48/064; H; H02; H02P; H02P29/00; H02P29/0016; H02P29/0027; D06F2103/00; D06F2103/24; D06F2105/00; D06F2105/46; D06F2105/48; F16D2027/002; F16D2500/00; F16D2500/10; F16D2500/102; F16D2500/1021; F16D2500/1022; F16D2500/30; F16D2500/302; F16D2500/3028; F16D2500/304; F16D2500/3041; F16D2500/30415; F16D2500/70; F16D2500/704; F16D2500/70402; F16D2500/70418; F16D2500/70422; F16D2500/70426; F16D2500/706; F16D2500/70668; F16D2500/71; F16D2500/7107; F16D2500/7109; Y; Y02; Y02B; Y02B40/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
IN A WASHING MACHINE, A TUB, MEANS FOR AGITATING IN SAID TUB, MEANS FOR ROTATABLY SUPPORTING SAID TUB, A MOTOR, POWER TRANSMITTING MEANS DRIVINGLY CONNECTING SAID MOTOR TO SAID TUB AND SAID AGITATING MEANS FOR ROTATING SAID TUB AND MOVING SAID AGITATING MEANS, SAID POWER TRANSMITTING MEANS INCLUDING A PLURALITY OF SELF-ENERGIZING MOTION TRANSMITTING ROLLERS HAVING DIFFERENT MOMENT ARMS, SAID POWER TRANSMITTING MEANS FURTHER INCLUDING MEANS FOR SELECTIVELY TRANSMITTING MOTION THROUGH DIFFERENT COMBINATIONS OF ROLLERS TO SELECT DIFFERENT PREDETERMINED SPEED RATIOS BETWEEN SAID MOTOR AND SAID TUB AND SAID AGITATING MEANS, SAID POWER TRANSMITTING MEANS FURTHER INCLUDING AN ENERGIZABLE MAGNETIC CLUTCH INCLUDING A DRIVE MEMBER CONNECTED TO SAID MOTOR AND A DRIVEN MEMBER CONNECTED TO SAID PLURALITY OF SELF-ENERGIZING MOTION TRANSMITTING ROLLERS, SEMICONDUCTOR SWITCH MEANS IN POWER SUPPLY RELATIONSHIP WITH THE COIL OF SAID MAGNETIC CLUTCH MEANS FOR MAINTAINING A PREDETERMINED NON-CYCLIC POWER SUPPLY
Claim 2
Dependent Claim
144 words
IN A WASHING MACHINE, A TUB, MEANS FOR AGITATING IN SAID TUB, MEANS FOR ROTATABLY SUPPORTING SAID TUB, A MOTOR, POWER TRANSMITTING MEANS DRIVINGLY CONNECTING SAID MOTOR TO SAID TUB AND SAID AGITATING MEANS FOR ROTATING SAID TUB AND MOVING SAID AGITATING MEANS, SAID POWER TRANSMITTING MEANS INCLUDING A PLURALITY OF SELF-ENERGIZING MOTION TRANSMITTING ROLLERS HAVING DIFFERENT MOMENT ARMS, SAID POWER TRANSMITTING MEANS FURTHER INCLUDING MEANS FOR SELECTIVELY TRANSMITTING MOTION THROUGH DIFFERENT COMBINATIONS OF ROLLERS TO SELECT DIFFERENT PREDETERMINED SPEED RATIOS BETWEEN SAID MOTOR AND SAID TUB AND SAID AGITATING MEANS, SAID POWER TRANSMITTING MEANS FURTHER INCLUDING AN ENERGIZABLE MAGNETIC CLUTCH INCLUDING A DRIVE MEMBER CONNECTED TO SAID MOTOR AND A DRIVEN MEMBER CONNECTED TO SAID PLURALITY OF SELF-ENERGIZING MOTION TRANSMITTING ROLLERS, SEMICONDUCTOR SWITCH MEANS IN POWER SUPPLY RELATIONSHIP WITH THE COIL OF SAID MAGNETIC CLUTCH MEANS FOR MAINTAINING A PREDETERMINED NON-CYCLIC POWER SUPPLY
References Cited (Backward Citations)
US2747710A
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US2788104A
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US3018649A
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US3032668A
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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) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |