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US3337418A Expired / Lapsed US ⏱️ 0.0 years remaining

Pneumatic solar still

Assignee: Individual
•
Filing: 1964-09-21
•
Granted: 1967-08-22
•
Expires: 1984-09-21
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Daniel S Halacy

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 00:39
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; C02F1/18; C02F1/14; F; F24; F24S; F24S10/00; F24S10/10; Y; Y02; Y02A; Y02A20/00; Y02A20/20; Y02A20/208; Y02A20/212; Y02E; Y02E10/00; Y02E10/40; Y02E10/44; Y10; Y10S; Y10S203/00; Y10S203/01; Y10T; Y10T137/00; Y10T137/5762

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 193 words
A SOLAR STILL COMPRISING A CONTINUOUS FLEXIBLE BAND OF THIN FLEXIBLE TRANSPARENT MATERIAL, AN AIRTIGHT TUBULAR HEM ALONG EACH EDGE OF SAID BAND, A PLURALITY OF AIRTIGHT FLEXIBLE TUBULAR POCKETS PNEUMATICALLY CONNECTED TO AN EXTENDING BETWEEN SAID FLEXIBLE TUBULAR HEMS TO FORM, WITH SAID HEMS, A PNEUMATIC REINFORCEMENT SO THAT, UPON INFLATION, SAID BAND OF MATERIAL WILL FORM A SIDE WALL BOUNDED AT TOP AND BOTTOM BY ONE OF SAID HEMS, AN INFLATION MEANS PNEUMATICALLY CONNECTED TO SAID PNEUMATIC REINFORCEMENT, A MOISTURE COLLECTING TOP ELEMENT OF THIN FLEXIBLE TRANSPARENT SHEET MATERIAL SEALED COMPLETELY AROUND THE SAID HEMS AT THE TOP OF SAID SIDE WALL TO FORM A CLOSED TOP FOR SAID STILL, SAID TOP ELEMENTS BEING OF GENERALLY FUNNEL SHAPE AND ESTENDING DOWNWARDLY TO A LOWEST POINT WHEREBY MOISTURE COLLECTING ON THE UNDER SURFACE OF SAID TOP ELEMENT WILL FLOW DOWNWARDLY TO THE LOWEST POINT OF SAID TOP ELEMENT, A DRIP CATCHER POSITIONED IMMEDIATELY BELOW BUT SPACED FROM SAID LOWEST POINT, AND MEANS TO LEAD MOISTURE DRIPPING FROM SAID LOWEST POINT INTO SAID DRIP CATCHER TO A POINT BEYOND THE SAID CONTINUOUS BAND OF MATERIAL, THE LOWER HEM PRESENTING A COMPLETELY OPEN BOTTOM.
Claim 2
Dependent Claim 193 words
A SOLAR STILL COMPRISING A CONTINUOUS FLEXIBLE BAND OF THIN FLEXIBLE TRANSPARENT MATERIAL, AN AIRTIGHT TUBULAR HEM ALONG EACH EDGE OF SAID BAND, A PLURALITY OF AIRTIGHT FLEXIBLE TUBULAR POCKETS PNEUMATICALLY CONNECTED TO AN EXTENDING BETWEEN SAID FLEXIBLE TUBULAR HEMS TO FORM, WITH SAID HEMS, A PNEUMATIC REINFORCEMENT SO THAT, UPON INFLATION, SAID BAND OF MATERIAL WILL FORM A SIDE WALL BOUNDED AT TOP AND BOTTOM BY ONE OF SAID HEMS, AN INFLATION MEANS PNEUMATICALLY CONNECTED TO SAID PNEUMATIC REINFORCEMENT, A MOISTURE COLLECTING TOP ELEMENT OF THIN FLEXIBLE TRANSPARENT SHEET MATERIAL SEALED COMPLETELY AROUND THE SAID HEMS AT THE TOP OF SAID SIDE WALL TO FORM A CLOSED TOP FOR SAID STILL, SAID TOP ELEMENTS BEING OF GENERALLY FUNNEL SHAPE AND ESTENDING DOWNWARDLY TO A LOWEST POINT WHEREBY MOISTURE COLLECTING ON THE UNDER SURFACE OF SAID TOP ELEMENT WILL FLOW DOWNWARDLY TO THE LOWEST POINT OF SAID TOP ELEMENT, A DRIP CATCHER POSITIONED IMMEDIATELY BELOW BUT SPACED FROM SAID LOWEST POINT, AND MEANS TO LEAD MOISTURE DRIPPING FROM SAID LOWEST POINT INTO SAID DRIP CATCHER TO A POINT BEYOND THE SAID CONTINUOUS BAND OF MATERIAL, THE LOWER HEM PRESENTING A COMPLETELY OPEN BOTTOM.

References Cited (Backward Citations)

US573625A Cited
US2118459A Cited
US2412466A Cited
US2455835A Cited
FR1074765A Cited
US3034154A Cited
FR1211627A Cited
GB974650A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-08-21 1971-02-20 1971-08-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-08-21 1975-02-20 1975-08-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-08-21 1979-02-20 1979-08-22 $7700.00 Window Closed / Lapsed

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