US3266824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling
Assignee: Individual
•
Filing: 1965-02-04
•
Granted: 1966-08-16
•
Expires: 1985-02-04
Abstract
No abstract record available.
Inventors
- 👤 Robert H Nealy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:01
CPC Classifications
F; F16; F16L; F16L41/00; F16L41/08; F16L41/14; F16L19/00; F16L19/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
A COUPLING UNIT COMPRISING A CONNECTION MEMBER HAVING A TRUNCATED CONICAL OPENING WITH DOWNWARDLY AND INWARDLY TAPERING WALLS THEREIN; A CONDUIT CONCENTRICALLY DISPOSED WITHIN SAID OPENING TO DEFINE AN ANNULUS IN COMBINATION WITH THE WALLS OF SAID OPENING; AN ANNULAR SEALING MEANS DISPOSED IN SAID ANNULUS AND SEALINGLY ENGAGING THE OUTER WALL OF SAID CONDUIT, THE MAJOR DIAMTERR OF SAID SEALING MEANS WHEN RELAXED BEING GREATER THAN THE MINOR DIAMETER OF SAID OPENING; A SPLIT WEDGE RING DISPOSED AROUND SAID CONDUIT IN SAID ANNULUS, MEANS TO COVER THE SPLIT IN SAID WEDGE RING AT LEAST ON THE LOWER TRANSVERSE SURFACE THEREOF, THE TAPER ON THE OUTER PERIPHERY OF SAID WEDGE RING BEING NO GREATER THAN THE TAPER OF THE WALLS OF THE OPENING, THE TRANSVERSE THICKNESS OF SAID WEDGE RING AT THE LOWER END THEREOF BEING GREATER THAN THE THICKNESS OF SAID ANNULUS AT THE LOWER END THEREOF AND AT MOST EQUAL TO THE RELAXED ANNULAR THICKNESS OF SAID SEALING MEANS, AND MEANS TO DRIVE AND RETAIN SAID WEDGE RING IN SAID ANNULAS IN GRIPPING ENGAGEMENT WITH SAID CONDUIT.
Claim 2
Dependent Claim
179 words
A COUPLING UNIT COMPRISING A CONNECTION MEMBER HAVING A TRUNCATED CONICAL OPENING WITH DOWNWARDLY AND INWARDLY TAPERING WALLS THEREIN; A CONDUIT CONCENTRICALLY DISPOSED WITHIN SAID OPENING TO DEFINE AN ANNULUS IN COMBINATION WITH THE WALLS OF SAID OPENING; AN ANNULAR SEALING MEANS DISPOSED IN SAID ANNULUS AND SEALINGLY ENGAGING THE OUTER WALL OF SAID CONDUIT, THE MAJOR DIAMTERR OF SAID SEALING MEANS WHEN RELAXED BEING GREATER THAN THE MINOR DIAMETER OF SAID OPENING; A SPLIT WEDGE RING DISPOSED AROUND SAID CONDUIT IN SAID ANNULUS, MEANS TO COVER THE SPLIT IN SAID WEDGE RING AT LEAST ON THE LOWER TRANSVERSE SURFACE THEREOF, THE TAPER ON THE OUTER PERIPHERY OF SAID WEDGE RING BEING NO GREATER THAN THE TAPER OF THE WALLS OF THE OPENING, THE TRANSVERSE THICKNESS OF SAID WEDGE RING AT THE LOWER END THEREOF BEING GREATER THAN THE THICKNESS OF SAID ANNULUS AT THE LOWER END THEREOF AND AT MOST EQUAL TO THE RELAXED ANNULAR THICKNESS OF SAID SEALING MEANS, AND MEANS TO DRIVE AND RETAIN SAID WEDGE RING IN SAID ANNULAS IN GRIPPING ENGAGEMENT WITH SAID CONDUIT.
References Cited (Backward Citations)
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Cited
FR712991A
Cited
US2190419A
Cited
US2377891A
Cited
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |