US3288497A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collar connector
Assignee: Individual
•
Filing: 1964-01-31
•
Granted: 1966-11-29
•
Expires: 1984-01-31
Abstract
No abstract record available.
Inventors
- 👤 James A Nydam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:40
CPC Classifications
F; F01; F01N; F01N13/00; F01N13/08; F16; F16L; F16L33/00; F16L33/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A REMOVABLY GAS CONDUIT CONNECTOR COMPRISING: AN ELONGATED, HOLLOW SLEEVE; AN EXPANSIBLE ANNULAR CONNECTING AND SEALING IRIS IN SAID SLEEVE; SAID IRIS BEING FORMED OF A PLURALITY OF AXIALLY ELONGATED STRIPS JOINED ON ONE END INTO AN ANNULUS; SAID ANNULUS BEING SEALINGLY AFFIXED TO THE INNER PERIPHERAL WALL OF SAID HOLLOW SLEEVE ADJACENT ONE END OF SAID SLEEVE; SAID STRIPS BEING CONVERGENT TOGETHER IN A RADIALLY INWARD TAPERED MANNER, INTO AN OVERLAPPING SPIRALED RELATIONSHIP FROM SAID ANNULUS, AND BEING DIVERGENT AT THE ENDS OPPOSITE SAID ANNULUS; EACH STRIP ENGAGING IN SUBSTANTIALLY A FLUID TIGHT MANNER THE ADJACENT STRIP FOR SUBSTANTIALLY ITS ENTIRE AXIAL LENGTH; SAID CONVERGENT OVERLAPPING STRIPS FORMING A CENTRAL ANNULAR OPENING THEREBETWEEN; SAID STRIPS BEING EXPANDABLE TOWARD SAID SLEEVE AGAINST THEIR INHERENT BIAS, WHEREBY A GAS CONDUIT INSERTED AXIALLY INTO SAID SLEEVE EXPANDS SAID IRIS TO FORM A FLUID TIGHT CONNECTION THEREWITH.
Claim 2
Dependent Claim
144 words
A REMOVABLY GAS CONDUIT CONNECTOR COMPRISING: AN ELONGATED, HOLLOW SLEEVE; AN EXPANSIBLE ANNULAR CONNECTING AND SEALING IRIS IN SAID SLEEVE; SAID IRIS BEING FORMED OF A PLURALITY OF AXIALLY ELONGATED STRIPS JOINED ON ONE END INTO AN ANNULUS; SAID ANNULUS BEING SEALINGLY AFFIXED TO THE INNER PERIPHERAL WALL OF SAID HOLLOW SLEEVE ADJACENT ONE END OF SAID SLEEVE; SAID STRIPS BEING CONVERGENT TOGETHER IN A RADIALLY INWARD TAPERED MANNER, INTO AN OVERLAPPING SPIRALED RELATIONSHIP FROM SAID ANNULUS, AND BEING DIVERGENT AT THE ENDS OPPOSITE SAID ANNULUS; EACH STRIP ENGAGING IN SUBSTANTIALLY A FLUID TIGHT MANNER THE ADJACENT STRIP FOR SUBSTANTIALLY ITS ENTIRE AXIAL LENGTH; SAID CONVERGENT OVERLAPPING STRIPS FORMING A CENTRAL ANNULAR OPENING THEREBETWEEN; SAID STRIPS BEING EXPANDABLE TOWARD SAID SLEEVE AGAINST THEIR INHERENT BIAS, WHEREBY A GAS CONDUIT INSERTED AXIALLY INTO SAID SLEEVE EXPANDS SAID IRIS TO FORM A FLUID TIGHT CONNECTION THEREWITH.
References Cited (Backward Citations)
US1528560A
Cited
US1817776A
Cited
US2090719A
Cited
US3112790A
Cited
FR1280762A
Cited
US3150887A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |