US3096072A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Structural center section for fabricated gate valve
Assignee: ACF Industries Inc
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Filing: 1959-11-05
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Granted: 1963-07-02
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Expires: 1979-11-05
Abstract
No abstract record available.
Inventors
- 👤 Ronald A Gulick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:56
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/10; F16K27/105
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
130 words
A FABRICATED THROUGH CONDUIT GATE VALVE BODY COMPRISING: A STRUCTURAL CENTER SECTION FORMED OF TWO AXIALLY ALIGNED, SPACED, CYLINDRICAL CONDUITS, THE OPPOSED, ENDS OF THE CONDUITS FORMED INTO HUBS, THE OPPOSED, SPACED HUBS OF SAID CONDUITS PROVIDED WITH OPPOSED, ANNULAR SEAT POCKETS, FOUR GENERALLY C-SHAPED CLIPS JOINING THE TWO CONDUITS TOGETHER DIVIDING THE OPPOSED, SPACED HUBS OF THE CONDUITS INTO FOUR INDEPENDENTLY, APPROXIMATELY EQUAL PORTIONS WHEREBY THE HUBS BECOME FREE RINGS SUPPORTED AT EQUALLY SPACED POINTS AND THE FOUR PORTIONS MAY INDEPENDENTLY DEFLECT THEREBY BECOMING SELF-CANCELLING; SAID CENTER SECTION BEING OF SUFFICIENT STRENGTH TO CARRY LINE AND GATE LOADS PRODUCED ON THE VALVE, A PRESSURE CONTAINING SHELL CAPABLE OF WITHSTANDING THE INTERNAL PRESSURE IN THE VALVE FABRICATED AROUND THE CENTER SECTION, THE SHELL EXTENDING ON TWO SIDES OF THE CONDUIT.
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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |