US3191972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quick connect tube coupling having locking means with visual indicator
Assignee: Lear Siegler Inc
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Filing: 1960-05-09
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Granted: 1965-06-29
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Expires: 1980-05-09
Abstract
No abstract record available.
Inventors
- 👤 Rolland W Collar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:47
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/28; F16L37/30; F16L37/32; F16L37/08; F16L37/10; F16L37/101; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87917; Y10T137/87925; Y10T137/87941; Y10T137/87949; Y10T137/87957
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
IN A COUPLING: A PAIR OF TELESCOPING MEMBERS CONNECTABLE IN END-TO-END RELATION; CAM ACTUATED MEANS FOR LOCKING SAID MEMBERS IN SAID CONNECTED RELATION, INCLUDING AN EXTERNAL ROTATABLY MOUNTED ACTUATOR RING CARRIED BY ONE OF SAID MEMBERS, SAID RING BEING ROTATABLE TO LOCKING AND NONLOCKING POSITIONS, A PIN CARRIED BY SAID RING AND MOUNTED THEREON FOR AXIAL MOVEMENTS RADIALLY OF SAID RING TO AN EXTENDED POSITION WITH ONE END PROJECTING BEYOND AN ADJACENT OUTER SURFACE OF THE RING, AND TO A RETACTED POSITION WITH SAID ONE END FLUSH WITH SAID ADJACENT OUTER RING SURFACE, AND FIRST AND SECOND PIN MOVING MEANS FOR AXIALLY MOVING SAID PIN TO SAID EXTENDED AND RETRACTED POSITIONS RESPECTIVELY IN RESPONSE TO ROTATIONAL MOVEMENTS OF SAID ACTUATOR RING TO SAID NONLOCKING AND LOCKING POSITIONS.
Claim 2
Dependent Claim
127 words
IN A COUPLING: A PAIR OF TELESCOPING MEMBERS CONNECTABLE IN END-TO-END RELATION; CAM ACTUATED MEANS FOR LOCKING SAID MEMBERS IN SAID CONNECTED RELATION, INCLUDING AN EXTERNAL ROTATABLY MOUNTED ACTUATOR RING CARRIED BY ONE OF SAID MEMBERS, SAID RING BEING ROTATABLE TO LOCKING AND NONLOCKING POSITIONS, A PIN CARRIED BY SAID RING AND MOUNTED THEREON FOR AXIAL MOVEMENTS RADIALLY OF SAID RING TO AN EXTENDED POSITION WITH ONE END PROJECTING BEYOND AN ADJACENT OUTER SURFACE OF THE RING, AND TO A RETACTED POSITION WITH SAID ONE END FLUSH WITH SAID ADJACENT OUTER RING SURFACE, AND FIRST AND SECOND PIN MOVING MEANS FOR AXIALLY MOVING SAID PIN TO SAID EXTENDED AND RETRACTED POSITIONS RESPECTIVELY IN RESPONSE TO ROTATIONAL MOVEMENTS OF SAID ACTUATOR RING TO SAID NONLOCKING AND LOCKING POSITIONS.
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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |