US3246793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing closure
Assignee: Individual
•
Filing: 1965-09-07
•
Granted: 1966-04-19
•
Expires: 1985-09-07
Abstract
No abstract record available.
Inventors
- 👤 Charles E Wade
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:44
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/02; B; B65; B65D; B65D45/00; B65D45/32; B65D45/34; B65D45/345; Y; Y10; Y10S; Y10S277/00; Y10S277/921; Y10T; Y10T292/00; Y10T292/20; Y10T292/205; Y10T292/212; Y10T292/216
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A SEALING CLOSURE FOR CONNECTING A BODY SECTION AND A COVER SECTION OF A CYLINDRICAL FLUID PRESSURE TANK, SAID CLOSURE COMPRISING A RETAINING CHANNEL OF U-SHAPED CROSSSECTIONAL CONFIGURATION DEFINED BY PARALLEL FLANGES EXTENDING RADIALLY OUTWARDLY ABOUT THE BODY SECTION, AN ANNULAR RESILIENT SEALING ELEMENT DISPOSED IN SAID RETAINING CHANNEL AND EXTENDING RADIALLY OUTWARD THEREFROM, A RADIALLY EXTENDING SHOULDER ON THE COVER SECTION ADAPTED TO SEAT AGAINST ONE OF SAID RETAINING CHANNEL FLANGES, AN AXIALLY EXTENDING SKIRT DEPENDING FROM THE PERIPHERY OF SAID COVER SHOULDER AND CONFIGURATED TO ENGAGE THE PERIPHERY OF THE ANNULAR RESILIENT SEALING ELEMENT TO COMPRESS THE SEALING ELEMENT AND PROVIDE PRESSURE SEALING THEREBETWEEN, A CLAMPING MEANS OF CHANNEL-SHAPED CROSS-SECTIONAL CONFIGURA-
Claim 2
Dependent Claim
113 words
A SEALING CLOSURE FOR CONNECTING A BODY SECTION AND A COVER SECTION OF A CYLINDRICAL FLUID PRESSURE TANK, SAID CLOSURE COMPRISING A RETAINING CHANNEL OF U-SHAPED CROSSSECTIONAL CONFIGURATION DEFINED BY PARALLEL FLANGES EXTENDING RADIALLY OUTWARDLY ABOUT THE BODY SECTION, AN ANNULAR RESILIENT SEALING ELEMENT DISPOSED IN SAID RETAINING CHANNEL AND EXTENDING RADIALLY OUTWARD THEREFROM, A RADIALLY EXTENDING SHOULDER ON THE COVER SECTION ADAPTED TO SEAT AGAINST ONE OF SAID RETAINING CHANNEL FLANGES, AN AXIALLY EXTENDING SKIRT DEPENDING FROM THE PERIPHERY OF SAID COVER SHOULDER AND CONFIGURATED TO ENGAGE THE PERIPHERY OF THE ANNULAR RESILIENT SEALING ELEMENT TO COMPRESS THE SEALING ELEMENT AND PROVIDE PRESSURE SEALING THEREBETWEEN, A CLAMPING MEANS OF CHANNEL-SHAPED CROSS-SECTIONAL CONFIGURA-
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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |