US3320097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resealable vent for a sealed casing
Assignee: General Electric Co
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Filing: 1964-08-06
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Granted: 1967-05-16
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Expires: 1984-08-06
Abstract
No abstract record available.
Inventors
- 👤 Raymond K Sugalski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:26
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/30; H01M50/317; H01M50/325; F; F16; F16K; F16K15/00; F16K15/14; F16K15/141; F16K15/142; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7859; Y10T137/7861
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
A RESEALABLE VENT FOR A SEALED CASING COMPRISING: (A) A SEALED CASING INCLUDING A CAP PORTION HAVING A VENT HOLE THEREIN, (B) A MEMBER HAVING A HEAD AT THE OUTER END AND A STEM EXTENDING FROM SAID HEAD AND RECEIVED IN SAID HOLE, (C) A RESILIENT WASHER DISPOSED BETWEEN SAID HEAD AND SAID CAP PORTION AND BEING CIRCUMJACENT SAID STEM, AND (D) MEANS FOR SECURING SAID MEMBER TO SAID CAP PORTION WITH THE INNER FACE OF SAID HEAD IN FIXED RELATION TO THE FACE OF THE CAP PORTION AXIALLY ADJACENT TO SAID HEAD FACE AND FOR CAUSING SAID WASHER TO BE NORMALLY SLIGHTLY COMPRESSED BETWEEN SAID CAP PORTION AND SAID HEAD SO AS TO FORM A SEAL BETWEEN SAID CAP PORTION AND SAID HEAD, (E) SAID WASHER BEING RADIALLY OUTWARDLY EXPANDED BY ABNORMALLY HIGH PRESSURE WITHIN SAID CASING TO TEMPORARILY BREAK THE SEAL TO RELIEVE THE ABNORMALLY HIGH PRESSURE, (F) THE RESILIENT ENERGBY STORED IN SAID WASHER CAUSING IT TO RADIALLY CONTRACT AND AGAIN FORM A SEAL BETWEEN SAID CAP PORTION AND SAID HEAD.
Claim 2
Dependent Claim
174 words
A RESEALABLE VENT FOR A SEALED CASING COMPRISING: (A) A SEALED CASING INCLUDING A CAP PORTION HAVING A VENT HOLE THEREIN, (B) A MEMBER HAVING A HEAD AT THE OUTER END AND A STEM EXTENDING FROM SAID HEAD AND RECEIVED IN SAID HOLE, (C) A RESILIENT WASHER DISPOSED BETWEEN SAID HEAD AND SAID CAP PORTION AND BEING CIRCUMJACENT SAID STEM, AND (D) MEANS FOR SECURING SAID MEMBER TO SAID CAP PORTION WITH THE INNER FACE OF SAID HEAD IN FIXED RELATION TO THE FACE OF THE CAP PORTION AXIALLY ADJACENT TO SAID HEAD FACE AND FOR CAUSING SAID WASHER TO BE NORMALLY SLIGHTLY COMPRESSED BETWEEN SAID CAP PORTION AND SAID HEAD SO AS TO FORM A SEAL BETWEEN SAID CAP PORTION AND SAID HEAD, (E) SAID WASHER BEING RADIALLY OUTWARDLY EXPANDED BY ABNORMALLY HIGH PRESSURE WITHIN SAID CASING TO TEMPORARILY BREAK THE SEAL TO RELIEVE THE ABNORMALLY HIGH PRESSURE, (F) THE RESILIENT ENERGBY STORED IN SAID WASHER CAUSING IT TO RADIALLY CONTRACT AND AGAIN FORM A SEAL BETWEEN SAID CAP PORTION AND SAID HEAD.
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) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |