US3113791A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinged pipe couplings
Assignee: Victaulic Co
•
Filing: 1959-01-21
•
Granted: 1963-12-10
•
Expires: 1979-01-21
Abstract
No abstract record available.
Inventors
- 👤 Raymond B Frost
- 👤 Hartson J Sexton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:14
CPC Classifications
F; F16; F16L; F16L17/00; F16L17/02; F16L17/04; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1418
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
IN COUPLING HOUSING CONSTRUCTION FOR EFFECTING A JOINT BETWEEN THE ENDS OF GROOVED PIPE, A COUPLING HOUSING FORMED OF SEGMENTS OF A CYLINDER, THE ENDS OF TWO OF SAID SEGMENTS LYING IN RADIAL PLANES AND SAID RADIAL PLANES WHEN SAID COUPLING IS COMPLETE LYING IN A COMMON PLANE OF JOINDER AND HINGE MEANS FOR HINGING SAID SEGMENTS TOGETHER TO BRING SAID RADIAL PLANES INTO AND OUT OF SAID COMMON PLANE OF JOINDER, SAID HINGE MEANS INCLUDING HINGE EAR MEANS FIXEDLY SECURED TO THE EXTERIOR SURFACE OF ONE OF SAID SEGMENTS ADJACENT THE END THEREOF AND EXTENDING SUBSTANTIALLY COMPLETELY PAST SAID END TO OVERLIE THE OTHER OF SAID SEGMENTS ADJACENT ITS END, HINGE EAR MEANS FIXEDLY SECURED TO THE EXTERIOR SURFACE OF THE OTHER OF SAID SEGMENTS LYING SUBSTANTIALLY WHOLLY REARWARDLY WITH RESPECT TO SAID END OF SAID OTHER OF SAID SEGMENTS AND HAVING A PORTION LYING IN OVERLAPPING RELATIONSHIP WITH RESPECT
Claim 2
Dependent Claim
151 words
IN COUPLING HOUSING CONSTRUCTION FOR EFFECTING A JOINT BETWEEN THE ENDS OF GROOVED PIPE, A COUPLING HOUSING FORMED OF SEGMENTS OF A CYLINDER, THE ENDS OF TWO OF SAID SEGMENTS LYING IN RADIAL PLANES AND SAID RADIAL PLANES WHEN SAID COUPLING IS COMPLETE LYING IN A COMMON PLANE OF JOINDER AND HINGE MEANS FOR HINGING SAID SEGMENTS TOGETHER TO BRING SAID RADIAL PLANES INTO AND OUT OF SAID COMMON PLANE OF JOINDER, SAID HINGE MEANS INCLUDING HINGE EAR MEANS FIXEDLY SECURED TO THE EXTERIOR SURFACE OF ONE OF SAID SEGMENTS ADJACENT THE END THEREOF AND EXTENDING SUBSTANTIALLY COMPLETELY PAST SAID END TO OVERLIE THE OTHER OF SAID SEGMENTS ADJACENT ITS END, HINGE EAR MEANS FIXEDLY SECURED TO THE EXTERIOR SURFACE OF THE OTHER OF SAID SEGMENTS LYING SUBSTANTIALLY WHOLLY REARWARDLY WITH RESPECT TO SAID END OF SAID OTHER OF SAID SEGMENTS AND HAVING A PORTION LYING IN OVERLAPPING RELATIONSHIP WITH RESPECT
References Cited (Backward Citations)
US1649752A
Cited
GB412186A
Cited
US2449795A
Cited
US2673102A
Cited
US2752174A
Cited
US2938484A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |