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US3149632A Expired / Lapsed US ⏱️ 0.0 years remaining

Head covering assembly with face and visor seals

Assignee: Goodrich Corp
•
Filing: 1961-02-01
•
Granted: 1964-09-22
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Expires: 1981-02-01
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Abstract

No abstract record available.

Inventors

  • 👤 Russell S Colley

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 14:52
CPC Classifications
B; B64; B64D; B64D10/00; A; A62; A62B; A62B17/00; A62B17/04

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 135 words
A HEAD COVERING ASSEMBLY COMPRISING A HELMET HAVING A FACE OPENING IN THE FRONT THEREOF, A TRANSPARENT CLOSURE FOR SAID OPENING, A FLEXIBLE IMPREVIOUS DIAPHRAGM EXTENDING ABOUT THE PERIPHERY OF SAID OPENING WITH ITS OUTER PERIPHERY SECURED TO SAID HELMET ADJACENT SAID FACE OPENING AND WITH ITS INNER PERIPHERY DEFINING A FACE SEAL OPENING, AND A FLEXIBLE ENDLESS SEALING BAND SUPPORTED BY AND JOINED IN AIR-TIGHT RELATION TO SAID DIAPHRAGM AND EXTENDING AROUND SAID FACE SEAL OPENING FOR CONTACT AND CONFORMANCE WITH THE WEARER''S FACE, SAID SEALING BAND BEING PROVIDED WITH PASSAGES FOR CONDUCTING AIR THERETHROUGH IN CONTACT WITH THE WEARER''S FACE, AND MEANS INCLUDING AT LEAST ONE CONDUIT IN COMMUNICATION WITH THE PASSAGES IN SAID SEALING BAND FOR CONDUCTING AIR UNDER PRESSURE THERETO AND MEANS FOR SUPPLYING THE HELMET WEARER WITH A BREATHABLE GAS.
Claim 2
Dependent Claim 135 words
A HEAD COVERING ASSEMBLY COMPRISING A HELMET HAVING A FACE OPENING IN THE FRONT THEREOF, A TRANSPARENT CLOSURE FOR SAID OPENING, A FLEXIBLE IMPREVIOUS DIAPHRAGM EXTENDING ABOUT THE PERIPHERY OF SAID OPENING WITH ITS OUTER PERIPHERY SECURED TO SAID HELMET ADJACENT SAID FACE OPENING AND WITH ITS INNER PERIPHERY DEFINING A FACE SEAL OPENING, AND A FLEXIBLE ENDLESS SEALING BAND SUPPORTED BY AND JOINED IN AIR-TIGHT RELATION TO SAID DIAPHRAGM AND EXTENDING AROUND SAID FACE SEAL OPENING FOR CONTACT AND CONFORMANCE WITH THE WEARER''S FACE, SAID SEALING BAND BEING PROVIDED WITH PASSAGES FOR CONDUCTING AIR THERETHROUGH IN CONTACT WITH THE WEARER''S FACE, AND MEANS INCLUDING AT LEAST ONE CONDUIT IN COMMUNICATION WITH THE PASSAGES IN SAID SEALING BAND FOR CONDUCTING AIR UNDER PRESSURE THERETO AND MEANS FOR SUPPLYING THE HELMET WEARER WITH A BREATHABLE GAS.

References Cited (Backward Citations)

US2861568A Cited
GB815499A Cited
US2882896A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-09-22 1968-03-23 1968-09-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-09-22 1972-03-23 1972-09-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-09-22 1976-03-23 1976-09-22 $7700.00 Window Closed / Lapsed

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