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US3428960A Expired / Lapsed US ⏱️ 0.0 years remaining

Multicell pressure suit

Assignee: United States Department of the Air Force
•
Filing: 1965-06-03
•
Granted: 1969-02-25
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Expires: 1985-06-03
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Abstract

No abstract record available.

Inventors

  • 👤 Otto Schueller

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 14:00
CPC Classifications
B; B64; B64D; B64D10/00; B63; B63C; B63C9/00; B63C9/08; B63C9/087; B63C9/105

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 191 words
IN A PRESSURE SUIT FOR USE IN LOW TO ZERO EXTERIOR PRESSURE ENVIRONMENTS, A CONFORTABLE FORM FITTING GARMENT ADAPTED TO FIT AND ENCLOSE A WEARER IN CLOSE SLACK CONDITION RELATIVE TO THE EXTERIOR SURFACE OF THE WEARER, ON THE GROUND AND IN PREDETERMINED NORMAL ALTITUDE PRESSURE CONDITIONS SUCH AS IN A "SHIRT SLEEVE" ENVIRONMENT IN A SPACE VEHICLE COMPRISING, AN EXPANDABLE AND CONTRACTIBLE RESILIENT FLEXIBLE MULTICELLULAR MATERIAL HAVING A GASEOUS FLUID MEDIUM FILLED AND SEALED THEREIN AT AN ABSOLUTE PRESSURE SUBSTANTIALLY BELOW 7 P.S.I., AND MULTICELLULAR MATERIAL BEING AUTOMATICALLY EXPANSIBLE BY THE SEALED GASEOUS PRESSURE THEREIN TO CONSTRICT THE SUIT AGAINST THE OUTER SURFACE OF THE WEARER WHEN THE SUIT ENCLOSING THE WEARER IS SUBJECTED TO EXTERIOR SURROUNDING PRESSURES OF LESS THAN SAID FILLING AND SEALING PRESSURE, SAID MATERIAL BEING CONTRACTIBLE BY INCREASING EXTERIOR PRESSURE THEREON ABOVE SAID FILLING AND SEALING PRESSURE TO SHRINK SAID MULTICELLULAR MATERIAL BY COMPRESSION OF THE SEALED GASEOUS PRESSURE FLUID MEDIUM THEREIN TO RELIEVE THE CONSTRICTING PRESSURE OF THE MATERIAL OF THE SUIT ON THE SURFACE OF THE BODY OF THE WEARER IN ALTITUDE ENVIRONMENTS AT A PRESSURE OF MORE THAN SAID FILLING AND SEALING PRESSURE.
Claim 2
Dependent Claim 191 words
IN A PRESSURE SUIT FOR USE IN LOW TO ZERO EXTERIOR PRESSURE ENVIRONMENTS, A CONFORTABLE FORM FITTING GARMENT ADAPTED TO FIT AND ENCLOSE A WEARER IN CLOSE SLACK CONDITION RELATIVE TO THE EXTERIOR SURFACE OF THE WEARER, ON THE GROUND AND IN PREDETERMINED NORMAL ALTITUDE PRESSURE CONDITIONS SUCH AS IN A "SHIRT SLEEVE" ENVIRONMENT IN A SPACE VEHICLE COMPRISING, AN EXPANDABLE AND CONTRACTIBLE RESILIENT FLEXIBLE MULTICELLULAR MATERIAL HAVING A GASEOUS FLUID MEDIUM FILLED AND SEALED THEREIN AT AN ABSOLUTE PRESSURE SUBSTANTIALLY BELOW 7 P.S.I., AND MULTICELLULAR MATERIAL BEING AUTOMATICALLY EXPANSIBLE BY THE SEALED GASEOUS PRESSURE THEREIN TO CONSTRICT THE SUIT AGAINST THE OUTER SURFACE OF THE WEARER WHEN THE SUIT ENCLOSING THE WEARER IS SUBJECTED TO EXTERIOR SURROUNDING PRESSURES OF LESS THAN SAID FILLING AND SEALING PRESSURE, SAID MATERIAL BEING CONTRACTIBLE BY INCREASING EXTERIOR PRESSURE THEREON ABOVE SAID FILLING AND SEALING PRESSURE TO SHRINK SAID MULTICELLULAR MATERIAL BY COMPRESSION OF THE SEALED GASEOUS PRESSURE FLUID MEDIUM THEREIN TO RELIEVE THE CONSTRICTING PRESSURE OF THE MATERIAL OF THE SUIT ON THE SURFACE OF THE BODY OF THE WEARER IN ALTITUDE ENVIRONMENTS AT A PRESSURE OF MORE THAN SAID FILLING AND SEALING PRESSURE.

References Cited (Backward Citations)

US2657396A Cited
US2664566A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1972-02-25 1972-08-26 1973-02-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1976-02-25 1976-08-26 1977-02-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1980-02-25 1980-08-26 1981-02-25 $7700.00 Window Closed / Lapsed

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