US3123250A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lemmer
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:41
CPC Classifications
F; F28; F28F; F28F9/00; F16; F16K; F16K17/00; F16K17/02; F16K17/14; F16K17/16; F16K17/162; F17; F17C; F17C13/00; F17C13/06; F22; F22B; F22B37/00; F22B37/02; F22B37/10; F22B37/104; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0311; F17C2205/0314; F28F2265/00; F28F2265/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A RUPTURING DISC ASSEMBLY, COMPRISING, A DOMED RUPTURING DISC HAVING AN INTEGRAL UNWEAKENED DOMED PORTION, AND A SUPPORT MEMBER HAVING A DOME-SHAPED RUPTURING DISC SUPPORT, COMPRISING, AN INTEGRAL THIN BODY HAVING A DOME-SHAPED WALL FINISHED TO CONFORM TO THE CONVEX SIDE OF THE DOME-SHAPED SURFACE OF THE RUPTURING DISC, A PLURALITY OF FISSURES THROUGH THE WALL CONVERGING INWARD FROM AN UNBROKEN OUTER MARGINALLY CONNECTING PORTION TO A NARROW CENTRAL TERMINAL PORTION, SAID FISSURES DIVIDING SAID WALL INTO A PLURALITY OF SECTIONS EXTENDING BETWEEN SAID CONNECTING AND TERMINAL PORTIONS, EACH FISSURE EXTENDING COMPLETELY THROUGH THE WALL WITH THE SIDES OF THE ADJACENT FISSURES TOUCHING WHEREBY THE WALL PROVIDES A SUBSTANTIALLY CONTINUOUS SUPPORTING SURFACE WEAKENED AT THE FISSURES TO ALLOW THE SECTIONS TO PART UNDER PRESSURE, SAID TERMINAL PORTION INCLUDING A CIRCULAR BUTTON CONCENTRIC WITH SAID WALL AND TOUCHING THE ENDS OF
Claim 2
Dependent Claim
140 words
A RUPTURING DISC ASSEMBLY, COMPRISING, A DOMED RUPTURING DISC HAVING AN INTEGRAL UNWEAKENED DOMED PORTION, AND A SUPPORT MEMBER HAVING A DOME-SHAPED RUPTURING DISC SUPPORT, COMPRISING, AN INTEGRAL THIN BODY HAVING A DOME-SHAPED WALL FINISHED TO CONFORM TO THE CONVEX SIDE OF THE DOME-SHAPED SURFACE OF THE RUPTURING DISC, A PLURALITY OF FISSURES THROUGH THE WALL CONVERGING INWARD FROM AN UNBROKEN OUTER MARGINALLY CONNECTING PORTION TO A NARROW CENTRAL TERMINAL PORTION, SAID FISSURES DIVIDING SAID WALL INTO A PLURALITY OF SECTIONS EXTENDING BETWEEN SAID CONNECTING AND TERMINAL PORTIONS, EACH FISSURE EXTENDING COMPLETELY THROUGH THE WALL WITH THE SIDES OF THE ADJACENT FISSURES TOUCHING WHEREBY THE WALL PROVIDES A SUBSTANTIALLY CONTINUOUS SUPPORTING SURFACE WEAKENED AT THE FISSURES TO ALLOW THE SECTIONS TO PART UNDER PRESSURE, SAID TERMINAL PORTION INCLUDING A CIRCULAR BUTTON CONCENTRIC WITH SAID WALL AND TOUCHING THE ENDS OF
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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |