Patent US3254673A successfully refreshed from Google Patents.
US3254673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quick disconnect coupling with valve
Assignee: Lockheed Martin Corp
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Filing: 1962-07-26
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Granted: 1966-06-07
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Expires: 1982-07-26
Abstract
No abstract record available.
Inventors
- 👤 David D Mackenzie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:50
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/10; F16L37/113; F16L37/28; F16L37/30; F16L37/32; F16L37/60; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86718; Y10T137/86743; Y10T137/87917; Y10T137/87925; Y10T137/87941; Y10T137/87973
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
45 words
COUPLING MEANS COMPRISISNG: A PAIR OF INDENTICAL MATING COUPLING BODIES EACH HAVING INTERENGAGING PIN AND SOCKET MEANS, LOCKING MEANS, AND MOVABLE ACTUATING MEANS MOUNTED THEREEON AND OVERLYING AND ENGAGEABLE WITH SAID LOCKING MEANS AND OPERABLE TO LOCK SAID PINS AND SOCKETS IN THEIR INTERENGAGED POSITION.
Claim 2
Dependent Claim
45 words
COUPLING MEANS COMPRISISNG: A PAIR OF INDENTICAL MATING COUPLING BODIES EACH HAVING INTERENGAGING PIN AND SOCKET MEANS, LOCKING MEANS, AND MOVABLE ACTUATING MEANS MOUNTED THEREEON AND OVERLYING AND ENGAGEABLE WITH SAID LOCKING MEANS AND OPERABLE TO LOCK SAID PINS AND SOCKETS IN THEIR INTERENGAGED POSITION.
Claim 3
Dependent Claim
89 words
A QUICK DISCONNECT HOSE COUPLING COMPRISING: INDENTICAL MATING ASSEMBLIES, EACH SAID ASSEMBLY INCLUDING A BODY, FLOW PASSAGE MEANS THROUGH SAID BODY, MOVABLE VALVE MEANS COOPERATING WITH THE SAID FLOW PASSAGE MEANS, A CIRCUMFERENTIAL GROOVE IN SAID BODY, LOCKING MEANS, OPERATIVELY DISPOSED IN SAID GROOVE, PINS HAVING TRANSVERSE SLOTS THEREIN, AND SOCKETS; AND ACUATING MEANS FOR POSITIONING THE LOCKING MEANS OF ONE COUPLING ELEMENT INTO LOCKING ENGAGEMENT WITH SLOTS IN THE PINS OF THE MATING COUPLING ELEMENT AND EFFECTING MOVEMENT OF THE VALVE MEANS FROM A CLOSED TO OPEN POSITION.
Claim 4
Dependent Claim
89 words
A QUICK DISCONNECT HOSE COUPLING COMPRISING: INDENTICAL MATING ASSEMBLIES, EACH SAID ASSEMBLY INCLUDING A BODY, FLOW PASSAGE MEANS THROUGH SAID BODY, MOVABLE VALVE MEANS COOPERATING WITH THE SAID FLOW PASSAGE MEANS, A CIRCUMFERENTIAL GROOVE IN SAID BODY, LOCKING MEANS, OPERATIVELY DISPOSED IN SAID GROOVE, PINS HAVING TRANSVERSE SLOTS THEREIN, AND SOCKETS; AND ACUATING MEANS FOR POSITIONING THE LOCKING MEANS OF ONE COUPLING ELEMENT INTO LOCKING ENGAGEMENT WITH SLOTS IN THE PINS OF THE MATING COUPLING ELEMENT AND EFFECTING MOVEMENT OF THE VALVE MEANS FROM A CLOSED TO OPEN POSITION.
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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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |