US3181900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hose coupling having wedged clamping means
Assignee: Gates Rubber Co
•
Filing: 1963-09-19
•
Granted: 1965-05-04
•
Expires: 1983-09-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Walter W Hayward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:41
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/12; F16L37/123
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
IN A REUSABLE COUPLING FOR CONNECTING AN END PORTION OF A RESILIENT HOSE WHEREIN A TUBULAR STEM IS INSERTED IN A HOSE END PORTION AND A FERRULE SURROUNDS AND ENGAGES SAID END PORTION, SAID FERRULE COMPRISING: A PLURALITY OF RIGID ARCUATE MEMBERS; AXIALLY SPACED APART PROJECTIONS ON THE LATERAL EDGE PORTIONS OF SAID ACTUATE MEMBERS, SAID PROJECTIONS HAVING ENLARGED END PORTIONS AND DISPOSED FROM ONE ANOTHER WHEREBY SAID PROJECTIONS MESH WITH PROJECTIONS ON ADJACENT MEMBERS; CIRCUMFERENTIALLY EXTENDING RIBS ON THE INNER SURFACE OF SAID ARCUATE MEMBRS CIRCUMFERENTIALLY EXTENDING ONTO SAID PROJECTIONS, SAID RIBS HAVING LATERAL EDGE PORTIONS DISPLACED CIRCUMFERENTIALLY FROM SAID LATERAL EDGE PORTIONS OF ADJACENT RIBS; MEANS TO RECEIVE PRESSURE ON THE PERIPHERAL SURFACE OF ADJACENT RIGID ARCUATE MEMBERS TO FORCE SAID ARCUATE MEMBERS INTO
Claim 2
Dependent Claim
126 words
IN A REUSABLE COUPLING FOR CONNECTING AN END PORTION OF A RESILIENT HOSE WHEREIN A TUBULAR STEM IS INSERTED IN A HOSE END PORTION AND A FERRULE SURROUNDS AND ENGAGES SAID END PORTION, SAID FERRULE COMPRISING: A PLURALITY OF RIGID ARCUATE MEMBERS; AXIALLY SPACED APART PROJECTIONS ON THE LATERAL EDGE PORTIONS OF SAID ACTUATE MEMBERS, SAID PROJECTIONS HAVING ENLARGED END PORTIONS AND DISPOSED FROM ONE ANOTHER WHEREBY SAID PROJECTIONS MESH WITH PROJECTIONS ON ADJACENT MEMBERS; CIRCUMFERENTIALLY EXTENDING RIBS ON THE INNER SURFACE OF SAID ARCUATE MEMBRS CIRCUMFERENTIALLY EXTENDING ONTO SAID PROJECTIONS, SAID RIBS HAVING LATERAL EDGE PORTIONS DISPLACED CIRCUMFERENTIALLY FROM SAID LATERAL EDGE PORTIONS OF ADJACENT RIBS; MEANS TO RECEIVE PRESSURE ON THE PERIPHERAL SURFACE OF ADJACENT RIGID ARCUATE MEMBERS TO FORCE SAID ARCUATE MEMBERS INTO
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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) | 1968-05-03 | 1968-11-02 | 1969-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-03 | 1972-11-02 | 1973-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-03 | 1976-11-02 | 1977-05-04 | $7700.00 | Window Closed / Lapsed |