US3087319A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clothes washing machine with water level control circuit
Assignee: General Electric Co
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Filing: 1962-04-24
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Granted: 1963-04-30
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Expires: 1982-04-24
Abstract
No abstract record available.
Inventors
- 👤 Frank D Low
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:59
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/08; D06F39/087; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/729
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
IN A CLOTHES WASHING MACHINE OF THE TYPE INCLUDING A WATER RETENTIVE RECEPTACLE FOR CLOTHES TO BE WASHED, A TIMER MECHANISM FOR DRIVING SAID MACHINE THROUGH AN OPERATIVE SEQUENCE WHICH MAY INCLUDE AT LEAST ONE WATER FULL PERIOD, AN AGITATION PERIOD AND A SPIN PERIOD, MEANS FOR INITIATING OPERATION OF SAID TIMER MECHANISM, AND MEANS FOR SUPPLYING WATER TO SAID RECEPTACLE; A WATER FILL CONTROL SYSTEM INCLUDING: MEANS OPERATED BY SAID TIMER MECHANISM FOR ACTIVATING THE WATER SUPPLY MEANS TO FEED WATER TO SAID RECEPTACLE, MEANS OPERATIVE AFTER A PREDETERMINED TIME PERIOD NOMINALLY EQUAL TO THE TIME SUFFICIENT TO FILL SAID RECEPTACLE TO A PREDETERMINED PARTIAL FILL FOR STOPPING THE OPERATION OF SAID TIMER MECHANISM AND MAINTAINING THE WATER SUPPLYING MEANS ACTIVATED TO CONTINUE SAID WATER FILL, A POSITIVE FILL CONTROL MECHANISM OPERATIVE AFTER A PREDETERMINED ADDITIONAL FILL OF WATER HAS BEEN SUPPLIED TO SAID RECEPTACLE, SAID POSITIVE FILL CONTROL MECHANISM ON OPERATION RENDERING SAID TIMER MECHANISM REOPERATIVE, AND FURTHER MEANS ACTUATED AFTER THE OPERATION OF SAID FILL CONTROL MECHANISM FOR TERMINATING OPERATION OF SAID WATER SUPPLY MEANS.
Claim 2
Dependent Claim
178 words
IN A CLOTHES WASHING MACHINE OF THE TYPE INCLUDING A WATER RETENTIVE RECEPTACLE FOR CLOTHES TO BE WASHED, A TIMER MECHANISM FOR DRIVING SAID MACHINE THROUGH AN OPERATIVE SEQUENCE WHICH MAY INCLUDE AT LEAST ONE WATER FULL PERIOD, AN AGITATION PERIOD AND A SPIN PERIOD, MEANS FOR INITIATING OPERATION OF SAID TIMER MECHANISM, AND MEANS FOR SUPPLYING WATER TO SAID RECEPTACLE; A WATER FILL CONTROL SYSTEM INCLUDING: MEANS OPERATED BY SAID TIMER MECHANISM FOR ACTIVATING THE WATER SUPPLY MEANS TO FEED WATER TO SAID RECEPTACLE, MEANS OPERATIVE AFTER A PREDETERMINED TIME PERIOD NOMINALLY EQUAL TO THE TIME SUFFICIENT TO FILL SAID RECEPTACLE TO A PREDETERMINED PARTIAL FILL FOR STOPPING THE OPERATION OF SAID TIMER MECHANISM AND MAINTAINING THE WATER SUPPLYING MEANS ACTIVATED TO CONTINUE SAID WATER FILL, A POSITIVE FILL CONTROL MECHANISM OPERATIVE AFTER A PREDETERMINED ADDITIONAL FILL OF WATER HAS BEEN SUPPLIED TO SAID RECEPTACLE, SAID POSITIVE FILL CONTROL MECHANISM ON OPERATION RENDERING SAID TIMER MECHANISM REOPERATIVE, AND FURTHER MEANS ACTUATED AFTER THE OPERATION OF SAID FILL CONTROL MECHANISM FOR TERMINATING OPERATION OF SAID WATER SUPPLY MEANS.
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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |