← Back to Patent Explorer
US3078858A Expired / Lapsed US ⏱️ 0.0 years remaining

Dishwasher control circuit

Assignee: Motors Liquidation Co
•
Filing: 1959-11-18
•
Granted: 1963-02-26
•
Expires: 1979-11-18
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 James W Jacobs
  • 👤 Louis L Suttman

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 16:48
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; A; A47; A47L; A47L15/00; A47L15/42; A47L15/4214; A47L15/4219; A47L15/4221; A47L15/4251; A47L15/4257; A47L15/4259; A47L15/46; A47L2401/00; A47L2401/09; A47L2401/26; A47L2501/00; A47L2501/03; A47L2501/05; Y; Y10; Y10S; Y10S292/00; Y10S292/69

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 158 words
IN COMBINATION, A WASHING MACHINE HAVING A TUB, WATER INLET PIPE MEANS CONNECTED WITH SAID TUB, A SOLENOID VALVE HAVING AN ACTUATING SOLENOID CONNECTED WITH SAID PIPE MEANS, SAID VALVE BEING IN A CLOSED POSITION WHEN SAID SOLENOID IS DE-ENERGIZED AND BEING MOVED TO AN OPEN POSITION WHEN SAID SOLENOID IS ENERGIZED, A PUMP HAVING AN INLET CONNECTED WITH SAID TUB AND HAVING AN OUTLET THAT IS ADAPTED TO BE CONNECTED WITH A DRAIN CONDUIT, AN ELECTRIC MOTOR FOR PERIODICALLY DRIVING SAID PUMP, A TIMER, AN ELECTRICAL-ENERGIZING CIRCUIT, SWITCH MEANS OPERATED BY SAID TIMER FOR CONNECTING SAID MOTOR AND SAID SOLENOID WITH SAID ENERGIZING CIRCUIT AT PREDETERMINED TIMES, AND MEANS RESPONSIVE TO THE WATER LEVEL IN SAID TUB FOR DISCONNECTING SAID SOLENOID FROM SAID ENERGIZING CIRCUIT AND FOR SIMULTANEOUSLY CONNECTING SAID MOTOR WITH SAID ENERGIZING CIRCUIT TO PUMP SAID WATER TO SAID DRAIN CONDUIT FOR ONLY SO LONG AS THE SAID WATER LEVEL IS ABOVE A PREDETERMINED LEVEL.

References Cited (Backward Citations)

CA514668A Cited
US2734520A Cited
US1891842A Cited
US2024952A Cited
US2353368A Cited
US2429090A Cited
US2561631A Cited
US2477415A Cited
US2973769A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-02-25 1966-08-27 1967-02-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-02-25 1970-08-27 1971-02-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-02-25 1974-08-27 1975-02-26 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag