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US3353378A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for cleaning clothes and treating wash liquid

Assignee: Individual
•
Filing: 1965-09-14
•
Granted: 1967-11-21
•
Expires: 1985-09-14
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Abstract

No abstract record available.

Inventors

  • 👤 Leo M Kahn

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 08:52
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/10

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 252 words
AN APPARATUS FOR WASHING CLOTHES, BY SEVERAL WASHING AND RINSING STAGES, THE COMBINATION OF A WASHING MACHINE AND A PLURALITY OF SEPARATING UNITS FOR SEPARATING DIRT FROM THE WATER USED FOR WASHING AND RINSING, MEANS FOR FILLING A WASHING MACHINE WITH CLEAN WATER FOR THE LAST RINSING STAGE, MEANS FOR PASSING DIRTY WATER FROM THE LAST RINSING STAGE TO A FIRST SEPARATOR UNIT, MEANS FOR PASSING THE CLEANED WATER FROM SAID FIRST SEPARATOR UNIT TO A WASHING MACHINE FOR A PREVIOUS RISING STAGE, MEANS FOR PASSING THE DIRTY WATER FROM A PREVIOUS RINSING STAGE TO A SECOND SEPARATOR UNIT, AND MEANS FOR PASSING THE CLEANED WATER FROM SAID SECOND SEPARATOR UNIT TO A WASHING MACHINE FOR A WASHING STAGE, EACH OF SAID SEPARATOR UNITS HAVING STORAGE MEANS FOR STORING CLEANED WATER PRIOR TO PASSING THE CLEANED WATER TO A WASHING MACHINE AND A BOWL MOUNTED FOR ROTATION ABOUT A SUBSTANTIALLY VERTICAL AXIS AT A SPEED WHICH CAN BE VARIED, THE SAID BOWL BEING SHAPED TO FORM A CHAMBER HAVING AT LEAST ONE WALL PART INCLINED INWARDLY FROM ITS OUTER PERIPHERY, AND HAVING A PLURALITY OF FIRST VALVES ARRANGED AROUND THE MAXIMUM PERIPHERY OF THE CHAMBER AND A PLURALITY OF SECOND VALVES ARRANGED AROUND SAID INCLINED WALL AND INWARDLY OF THE MAXIMUM PERIPHERY, THE SAID FIRST VALVES BEING NORMALLY OPENED AND BEING NORMALLY CLOSED AND OPENED BY CENTRIFUGAL FORCE EXCEEDING THAT AT WHICH SAID FIRST VALVES ARE CLOSED, AND MEANS FOR SELECTIVELY COLLECTING THE LIQUID DISCHARGED THROUGH SAID FIRST AND SECOND VALVES RESPECTIVELY.
Claim 2
Independent Claim 252 words
AN APPARATUS FOR WASHING CLOTHES, BY SEVERAL WASHING AND RINSING STAGES, THE COMBINATION OF A WASHING MACHINE AND A PLURALITY OF SEPARATING UNITS FOR SEPARATING DIRT FROM THE WATER USED FOR WASHING AND RINSING, MEANS FOR FILLING A WASHING MACHINE WITH CLEAN WATER FOR THE LAST RINSING STAGE, MEANS FOR PASSING DIRTY WATER FROM THE LAST RINSING STAGE TO A FIRST SEPARATOR UNIT, MEANS FOR PASSING THE CLEANED WATER FROM SAID FIRST SEPARATOR UNIT TO A WASHING MACHINE FOR A PREVIOUS RISING STAGE, MEANS FOR PASSING THE DIRTY WATER FROM A PREVIOUS RINSING STAGE TO A SECOND SEPARATOR UNIT, AND MEANS FOR PASSING THE CLEANED WATER FROM SAID SECOND SEPARATOR UNIT TO A WASHING MACHINE FOR A WASHING STAGE, EACH OF SAID SEPARATOR UNITS HAVING STORAGE MEANS FOR STORING CLEANED WATER PRIOR TO PASSING THE CLEANED WATER TO A WASHING MACHINE AND A BOWL MOUNTED FOR ROTATION ABOUT A SUBSTANTIALLY VERTICAL AXIS AT A SPEED WHICH CAN BE VARIED, THE SAID BOWL BEING SHAPED TO FORM A CHAMBER HAVING AT LEAST ONE WALL PART INCLINED INWARDLY FROM ITS OUTER PERIPHERY, AND HAVING A PLURALITY OF FIRST VALVES ARRANGED AROUND THE MAXIMUM PERIPHERY OF THE CHAMBER AND A PLURALITY OF SECOND VALVES ARRANGED AROUND SAID INCLINED WALL AND INWARDLY OF THE MAXIMUM PERIPHERY, THE SAID FIRST VALVES BEING NORMALLY OPENED AND BEING NORMALLY CLOSED AND OPENED BY CENTRIFUGAL FORCE EXCEEDING THAT AT WHICH SAID FIRST VALVES ARE CLOSED, AND MEANS FOR SELECTIVELY COLLECTING THE LIQUID DISCHARGED THROUGH SAID FIRST AND SECOND VALVES RESPECTIVELY.

References Cited (Backward Citations)

US782065A Cited
GB426019A Cited
US2130817A Cited
GB513237A Cited
US2263095A Cited
US2630694A Cited
US3192155A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-11-20 1971-05-22 1971-11-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-11-20 1975-05-22 1975-11-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-11-20 1979-05-22 1979-11-21 $7700.00 Window Closed / Lapsed

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