US3135416A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Port opening device
Assignee: Aerojet Rocketdyne Inc
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Filing: 1960-07-25
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Granted: 1964-06-02
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Expires: 1980-07-25
Abstract
No abstract record available.
Inventors
- 👤 Thurber W Royer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:07
CPC Classifications
F; F16; F16K; F16K13/00; F16K13/04; F16K13/06; F17; F17C; F17C13/00; F17C13/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A PRESSURE RELIEF DEVICE ADAPTED FOR INSTALLATION IN A PORT OF A PRESSURE VESSEL COMPRISING: A PLUG MEMBER IN PRESSURE-TIGHT ENGAGEMENT WITH THE WALLS OF THE PORT; SPRING MEANS IN HOLDING RELATIONSHIP WITH SAID PLUG MEMBER WITHIN THE PORT; AND EXPLOSIVE MEANS FOR REMOVING SAID SPRING MEANS FROM HOLDING RELATIONSHIP WITH SAID PLUG MEMBER; WHEREBY THE INTERNAL PRESSURE WITHIN SAID PRESSURE VESSEL WILL FORCE SAID PLUG MEMBER FROM THE PORT UPON ACTUATION OF SAID EXPLOSIVE MEANS.
Claim 2
Dependent Claim
76 words
A PRESSURE RELIEF DEVICE ADAPTED FOR INSTALLATION IN A PORT OF A PRESSURE VESSEL COMPRISING: A PLUG MEMBER IN PRESSURE-TIGHT ENGAGEMENT WITH THE WALLS OF THE PORT; SPRING MEANS IN HOLDING RELATIONSHIP WITH SAID PLUG MEMBER WITHIN THE PORT; AND EXPLOSIVE MEANS FOR REMOVING SAID SPRING MEANS FROM HOLDING RELATIONSHIP WITH SAID PLUG MEMBER; WHEREBY THE INTERNAL PRESSURE WITHIN SAID PRESSURE VESSEL WILL FORCE SAID PLUG MEMBER FROM THE PORT UPON ACTUATION OF SAID EXPLOSIVE MEANS.
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) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |