Patent US3301022A successfully refreshed from Google Patents.
US3301022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing machine having a treating agent dispensing system
Assignee: General Electric Co
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Filing: 1965-03-15
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Granted: 1967-01-31
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Expires: 1985-03-15
Abstract
No abstract record available.
Inventors
- 👤 Frank D Low
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:06
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/02; D06F39/022; D06F37/00; D06F37/02; D06F37/12; D06F37/14; D06F37/145; D06F39/08; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/729; Y10T137/8593; Y10T137/86389; Y10T137/87571; Y10T137/87587; Y10T137/87619
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
A WASHING MACHINE COMPRISING: (A) CONTAINER MEANS FOR WATER AND ARTICLES TO BE WASHED; (B) WATER INLET MEANS ARRANGED TO CONTROL PASSAGE OF WATER TO SAID CONTAINER MEANS AND ADAPTED TO BE CONNECTED TO A SOURCE OF WATER UNDER PRESSURE, SAID INLET MEANS INCLUDING FIRST AND SECOND VALVE MEANS; (C) MEANS FORMING OF AIR BREAK BETWEEN SAID FIRST AND SECOND VALVE MEANS AND SAID CONTAINER MEANS; (D) A RESERVOIR FOR LIQUID TREATING AGENT; (E) CONDUIT MEANS HAVING ONE END WITHIN SAID RESERVOIR IN ASPIRATING RELATION TO LIQUID THEREWITHIN AND HAVING ITS OTHER END CONNECTED TO SAID FIRST VALVE MEANS ABOVE SAID RESERVOIR SO AS TO BE SUBJECTED TO THE ASPIRATING EFFECT OF FLOWING WATER UPSTREAM OF SAID AIR BREAK; (F) SAID SECOND VALVE MEANS PASSING A SUBSTANTIALLY LARGER AMOUNT OF WATER WHEN OPENED THAN SAID FIRST VALVE MEANS; AND (G) A CONTROL SYSTEM FOR CONTROLLING THE PERIODS DURING WHICH SAID FIRST VALVE MEANS IS OPEN AND DURING WHICH SAID SECOND VALVE MEANS IS OPEN.
Claim 2
Dependent Claim
164 words
A WASHING MACHINE COMPRISING: (A) CONTAINER MEANS FOR WATER AND ARTICLES TO BE WASHED; (B) WATER INLET MEANS ARRANGED TO CONTROL PASSAGE OF WATER TO SAID CONTAINER MEANS AND ADAPTED TO BE CONNECTED TO A SOURCE OF WATER UNDER PRESSURE, SAID INLET MEANS INCLUDING FIRST AND SECOND VALVE MEANS; (C) MEANS FORMING OF AIR BREAK BETWEEN SAID FIRST AND SECOND VALVE MEANS AND SAID CONTAINER MEANS; (D) A RESERVOIR FOR LIQUID TREATING AGENT; (E) CONDUIT MEANS HAVING ONE END WITHIN SAID RESERVOIR IN ASPIRATING RELATION TO LIQUID THEREWITHIN AND HAVING ITS OTHER END CONNECTED TO SAID FIRST VALVE MEANS ABOVE SAID RESERVOIR SO AS TO BE SUBJECTED TO THE ASPIRATING EFFECT OF FLOWING WATER UPSTREAM OF SAID AIR BREAK; (F) SAID SECOND VALVE MEANS PASSING A SUBSTANTIALLY LARGER AMOUNT OF WATER WHEN OPENED THAN SAID FIRST VALVE MEANS; AND (G) A CONTROL SYSTEM FOR CONTROLLING THE PERIODS DURING WHICH SAID FIRST VALVE MEANS IS OPEN AND DURING WHICH SAID SECOND VALVE MEANS IS OPEN.
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |