Patent US3177018A successfully refreshed from Google Patents.
US3177018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap ring coupling
Assignee: Eaton Aeroquip LLC
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Filing: 1963-01-02
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Granted: 1965-04-06
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Expires: 1983-01-02
Abstract
No abstract record available.
Inventors
- 👤 Gordon W Goodwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:05
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/28; F16L37/38; F16L37/40; F16L37/08; F16L37/084; F16L37/088; F16L37/0887
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
A CONDUIT END FITTING COMPRISING, IN COMBINATION, (A) A BODY MEMBER HAVING A BORE DEFINED THEREIN HAVING AN OPEN END, (B) AN ANNULAR RECESS DEFINED WITHIN SAID BODY MEMBER INTERSECTING SAID BORE AND CONCENTRIC THERETO, (C) A CYLINDRICAL LOCKING SURFACE DEFINED IN SAID BORE, ADJACENT SAID RECESS AND AXIALLY LOCATED BETWEEN SAID RECESS AND SAID OPEN END, SAID RECESS HAVING A GREATER DIAMETER THAN SAID SURFACE, (D) A RADIALLY EXPANSIBLE RING WITHIN SAID BORE, (E) FIRST AND SECOND MEANS WITHIN SAID BORE CONFINING AXIAL MOVEMENT OF SAID RING WITHIN SAID BORE, SAID FIRST MEANS AXIALLY ALIGNING SAID RING WITHIN SAID RECESS AND SAID SECOND MEANS ALIGNING SAID RING WITH SAID LOCKING SURFACE, AND (F) MEANS WITHIN SAID BORE ADAPTED TO SELECTIVELY SHIFT SAID RING FROM AXIAL ALIGNMENT WITH SAID LOCKING SURFACE TO AXIAL ALIGNMENT WITH SAID RECESS.
Claim 2
Dependent Claim
137 words
A CONDUIT END FITTING COMPRISING, IN COMBINATION, (A) A BODY MEMBER HAVING A BORE DEFINED THEREIN HAVING AN OPEN END, (B) AN ANNULAR RECESS DEFINED WITHIN SAID BODY MEMBER INTERSECTING SAID BORE AND CONCENTRIC THERETO, (C) A CYLINDRICAL LOCKING SURFACE DEFINED IN SAID BORE, ADJACENT SAID RECESS AND AXIALLY LOCATED BETWEEN SAID RECESS AND SAID OPEN END, SAID RECESS HAVING A GREATER DIAMETER THAN SAID SURFACE, (D) A RADIALLY EXPANSIBLE RING WITHIN SAID BORE, (E) FIRST AND SECOND MEANS WITHIN SAID BORE CONFINING AXIAL MOVEMENT OF SAID RING WITHIN SAID BORE, SAID FIRST MEANS AXIALLY ALIGNING SAID RING WITHIN SAID RECESS AND SAID SECOND MEANS ALIGNING SAID RING WITH SAID LOCKING SURFACE, AND (F) MEANS WITHIN SAID BORE ADAPTED TO SELECTIVELY SHIFT SAID RING FROM AXIAL ALIGNMENT WITH SAID LOCKING SURFACE TO AXIAL ALIGNMENT WITH SAID RECESS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |