Flowline connector
Abstract
Abstract A REMOTELY OPERABLE FLOWLINE CONNECTOR COMPRISES A PLURALITY OF LATCH-TYPE ELEMENTS, EACH ELEMENT HAVING AT ONE END A ROUNDED LOBE AND AT THE OTHER END A LATCHING FINGER. WITHIN THE CONNECTOR BODY THE ELEMENTS ARE SWIVELLY RETAINED BY AN EQUAL NUMBER OF SPRING MEMBERS WHICH AXIALLY EXTEND FROM A SLIDABLE RING. THE SPRING MEMBERS BIAS THE LOBE END OF THE LATCH MEMBERS IN A GROOVE IN THE CONNECTOR BODY. A HYDRAULICALLY OPERABLE PISTON ENGAGES A LIP ON THE RING MEMBER TO POSITIVELY BIAS OR ROCK THE LATCH MEMBERS RADIALLY OUTWARDLY IN AN UNLATCHED POSITION WHICH ACCEPTS THE "STINGER" OR PIPE END WHILE IN THE REVERSE POSITION, THE INNER WALLS OF THE PISTON ENGAGE THE OUTER SURFACE OF THE LATCH MEMBERS THUS LOCKING THEM IN A GROOVE IN THE FLOWLINE PIPE.
Inventors
- 👤 Walter Brown
Bibliographic Details
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |