US3072129A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dishwashing apparatus
Assignee: General Electric Co
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Filing: 1961-12-26
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Granted: 1963-01-08
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Expires: 1981-12-26
Abstract
No abstract record available.
Inventors
- 👤 John D Seal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:13
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/42; A47L15/4214; A47L15/4223; A47L15/4225; A47L2401/00; A47L2401/06; A47L2401/22; A47L2501/00; A47L2501/01; A47L2501/02; A47L2501/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
213 words
DISHWASHING APPARATUS COMPRISING: A TUB TO RECEIVE ARTICLES TO BE WASHED; A VALVE FOR INTRODUCING WATER INTO SAID TUB; MEANS FOR OPERATING SAID VALVE BETWEEN CLOSED AND OPEN POSITIONS; A PUMP FOR CIRCULATING THE WATER CONTENT OF SAID TUB AMONG THE ARTICLES TO WASH THE SAME; A MOTOR FOR OPERATING SAID PUMP; A CIRCUIT INCLUDING SWITCH MEANS FOR ENERGIZING SAID MOTOR; A DISCHARGE CONDUIT FOR EVACUATING WATER FROM SAID TUB; A VALVE IN SAID DISCHARGE CONDUIT; MOTOR MEANS FOR OPERATING SAID DISCHARGE VALVE BETWEEN CLOSED AND OPEN POSITIONS; MEANS RESPONSIVE TO A FIRST OPENING AND CLOSING OF SAID DISCHARGE VALVE TO OPERATE SAID FIRST VALVE TO OPEN POSITION AND TO CLOSE SAID PUMP MOTOR SWITCH MEANS; MEANS FOR ACTUATING SAID VALVE OPERATING MEANS TO OPERATE SAID DISCHARGE VALVE THROUGH A SEQUENCE OF CLOSED AND OPEN POSITIONS WHILE MAINTAINING SAID PUMP MOTOR IN OPERATION; MEANS CORRELATING SAID FIRST AND SECOND VALVES TO OPERATE SAID FIRST VALVE TO CLOSED POSITION ON OPENING SAID SECOND VALVE AND TO OPEN POSITION ON CLOSING SAID SECOND VALVE; MEANS FOR TOLLING THE NUMBER OF TIMES SAID VALVE IS OPERATED TO CLOSED POSITION; AND MEANS RESPONSIVE TO A PREDETERMINED NUMBER OF DISCHARGE VALVE OPERATIONS TO OPEN SAID PUMP MOTOR SWITCH MEANS AND TO CLOSE SAID FIRST AND SECOND NAMED VALVES.
Claim 2
Dependent Claim
213 words
DISHWASHING APPARATUS COMPRISING: A TUB TO RECEIVE ARTICLES TO BE WASHED; A VALVE FOR INTRODUCING WATER INTO SAID TUB; MEANS FOR OPERATING SAID VALVE BETWEEN CLOSED AND OPEN POSITIONS; A PUMP FOR CIRCULATING THE WATER CONTENT OF SAID TUB AMONG THE ARTICLES TO WASH THE SAME; A MOTOR FOR OPERATING SAID PUMP; A CIRCUIT INCLUDING SWITCH MEANS FOR ENERGIZING SAID MOTOR; A DISCHARGE CONDUIT FOR EVACUATING WATER FROM SAID TUB; A VALVE IN SAID DISCHARGE CONDUIT; MOTOR MEANS FOR OPERATING SAID DISCHARGE VALVE BETWEEN CLOSED AND OPEN POSITIONS; MEANS RESPONSIVE TO A FIRST OPENING AND CLOSING OF SAID DISCHARGE VALVE TO OPERATE SAID FIRST VALVE TO OPEN POSITION AND TO CLOSE SAID PUMP MOTOR SWITCH MEANS; MEANS FOR ACTUATING SAID VALVE OPERATING MEANS TO OPERATE SAID DISCHARGE VALVE THROUGH A SEQUENCE OF CLOSED AND OPEN POSITIONS WHILE MAINTAINING SAID PUMP MOTOR IN OPERATION; MEANS CORRELATING SAID FIRST AND SECOND VALVES TO OPERATE SAID FIRST VALVE TO CLOSED POSITION ON OPENING SAID SECOND VALVE AND TO OPEN POSITION ON CLOSING SAID SECOND VALVE; MEANS FOR TOLLING THE NUMBER OF TIMES SAID VALVE IS OPERATED TO CLOSED POSITION; AND MEANS RESPONSIVE TO A PREDETERMINED NUMBER OF DISCHARGE VALVE OPERATIONS TO OPEN SAID PUMP MOTOR SWITCH MEANS AND TO CLOSE SAID FIRST AND SECOND NAMED VALVES.
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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |