Patent US2833997A successfully refreshed from Google Patents.
Patent US3401447A successfully refreshed from Google Patents.
US3401447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap action method of securing a hose fitting to a hose end
Assignee: LR Nelson Manufacturing Co Inc
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Filing: 1966-05-20
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Granted: 1968-09-17
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Expires: 1986-05-20
Abstract
No abstract record available.
Inventors
- 👤 James O Knight
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:08
CPC Classifications
F; F16; F16L; F16L33/00; F16L33/22; F16L33/227; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/49876; Y10T29/49908; Y10T29/49909; Y10T29/49911
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A METHOD OF SECURING TO THE END OF A HOSE A FITTING OF THE TYPE INCLUDING AN OUTER SLEEVE HAVING AN INWARDLY EXTENDING ANNULAR FLANGE AT ONE END AND AN INNER TUBULAR MEMBER HAVING AN EXTERIOR RECESS FOR RECEIVING SAID FLANGE WHICH COMPRISES THE STEPS OF ENGAGING SAID SLEEVE OVER THE HOSE END, EFFECTING A RELATIVE RECTILINEAR MOVEMENT BETWEEN THE HOSE END WITH SLEEVE ENGAGED THEREOVER AND SAID MEMBER IN A DIRECTION TO ENGAGE SAID MEMBER WITHIN SAID HOSE END TO EXPAND THE HOSE OUTWARDLY INTO PRESSURE TIGHT ENGAGEMENT WITH SAID SLEEVE UNTIL SAID FLANGE IS DISPOSED IN SPACED RELATION TO SAID RECESS, AND THEN CONTINUING SAID RELATIVE MOVEMENT WHILE PROGRESSIVELY EXPANDING SAID FLANGE OUTWARDLY WITHIN THE ELASTIC LIMIT THEREOF AND THEN ALLOWING AND FLANGE TO CONTACT INTO SAID RECESS.
Claim 2
Independent Claim
130 words
A METHOD OF SECURING TO THE END OF A HOSE A FITTING OF THE TYPE INCLUDING AN OUTER SLEEVE HAVING AN INWARDLY EXTENDING ANNULAR FLANGE AT ONE END AND AN INNER TUBULAR MEMBER HAVING AN EXTERIOR RECESS FOR RECEIVING SAID FLANGE WHICH COMPRISES THE STEPS OF ENGAGING SAID SLEEVE OVER THE HOSE END, EFFECTING A RELATIVE RECTILINEAR MOVEMENT BETWEEN THE HOSE END WITH SLEEVE ENGAGED THEREOVER AND SAID MEMBER IN A DIRECTION TO ENGAGE SAID MEMBER WITHIN SAID HOSE END TO EXPAND THE HOSE OUTWARDLY INTO PRESSURE TIGHT ENGAGEMENT WITH SAID SLEEVE UNTIL SAID FLANGE IS DISPOSED IN SPACED RELATION TO SAID RECESS, AND THEN CONTINUING SAID RELATIVE MOVEMENT WHILE PROGRESSIVELY EXPANDING SAID FLANGE OUTWARDLY WITHIN THE ELASTIC LIMIT THEREOF AND THEN ALLOWING AND FLANGE TO CONTACT INTO SAID RECESS.
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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) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |