US3209561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unbalance control for washing machines
Assignee: Westinghouse Electric Corp
•
Filing: 1963-11-21
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Granted: 1965-10-05
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Expires: 1983-11-21
Abstract
No abstract record available.
Inventors
- 👤 John C Burdett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:20
CPC Classifications
D; D06; D06F; D06F34/00; D06F34/14; D06F34/16; D06F33/00; D06F33/30; D06F33/48; D06F2103/00; D06F2103/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
IN A WASHING MACHINE THE COMBINATION OF, A WASHING BASKET ROTATABLY MOUNTED FOR RECEIVING A LOAD, A REVERSIBLE ELECTRIC MOTOR FOR ROTATING SAID BASKET IN EITHER DIRECTION, VIBRATION SENSITIVE MEANS TO PROVIDE A SIGNAL INDICATIVE OF LOAD UNBALANCE WITHIN SAID BASKET, AND SWITCHING MEANS FOR SAID MOTOR TO REVERSE THE DIRECTION OF ROTA-
Claim 2
Dependent Claim
53 words
IN A WASHING MACHINE THE COMBINATION OF, A WASHING BASKET ROTATABLY MOUNTED FOR RECEIVING A LOAD, A REVERSIBLE ELECTRIC MOTOR FOR ROTATING SAID BASKET IN EITHER DIRECTION, VIBRATION SENSITIVE MEANS TO PROVIDE A SIGNAL INDICATIVE OF LOAD UNBALANCE WITHIN SAID BASKET, AND SWITCHING MEANS FOR SAID MOTOR TO REVERSE THE DIRECTION OF ROTA-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |