US3126213A
Expired / Lapsed
US
⏱️ 0.0 years remaining
lewis
Assignee: —
•
Filing: —
•
Granted: 1964-03-24
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Expires: 1981-03-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:07
CPC Classifications
F; F16; F16L; F16L21/00; F16L21/002; F16L21/005; F16L37/00; F16L37/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
194 words
AN APPARATUS FOR DETACHABLY COUPLING FIRST AND SECOND TUBULAR MEMBERS HAVING MATING END FACES COMPRISING FIRST AND SECOND MOUNTING PINS EACH RIGIDLY ATTACHED EXTERNALLY TO SAID FIRST MEMBER NEAR THE SAID END FACE THEREOF AND EXTENDING IN A GENERALLY RADIAL DIRECTION FROM SUBSTANTIALLY DIAMETRICALLY OPPOSED POINTS, FIRST AND SECOND LINK CONNECTIONS EACH HAVING ONE END THEREOF ROTATABLY MOUNTED ON SAID FIRST AND SECOND MOUNTING PINS RESPECTIVELY, A YOKE ARRANGEMENT INCLUDING FIRST AND SECOND CONNECTING ARMS AND A SHAFT ALL CONVERGING AT A COMMON JUNCTURE, FIRST AND SECOND MEANS FOR COUPLING EACH OF SAID CONNECTING ARMS TO THE OTHER END OF A RESPECTIVE ONE OF SAID LINK CONNECTIONS, A CLEVIS RIGIDLY MOUNTED IN A RADIAL DIRECTION EXTERNALLY TO SAID FIRST MEMBER IN A GENERALLY QUADRANT LOCATION WITH RESPECT TO SAID MOUNTING PINS AND HAVING A GROOVE THEREIN FOR SLIDABLY RETAINING SAID COMMON JUNCTURE FOR ALLOWING MOVEMENT THEREOF ONLY IN A DIRECTION THAT WILL IMPART ROTATIONAL MOTION TO SAID LINK CONNECTIONS, FIRST AND SECOND GENERALLY C-SHAPED CAMMING DEVICES MOUNTED EXTERNALLY ON SAID SECOND TUBULAR MEMBER NEAR THE SAID END FACE THEREOF AND AT GENERALLY DIAMETRICALLY OPPOSED LOCATIONS, THE PLANES OF SAID C-SHAPED MEMBERS BEING GENERALLY PARALLEL
Claim 2
Independent Claim
194 words
AN APPARATUS FOR DETACHABLY COUPLING FIRST AND SECOND TUBULAR MEMBERS HAVING MATING END FACES COMPRISING FIRST AND SECOND MOUNTING PINS EACH RIGIDLY ATTACHED EXTERNALLY TO SAID FIRST MEMBER NEAR THE SAID END FACE THEREOF AND EXTENDING IN A GENERALLY RADIAL DIRECTION FROM SUBSTANTIALLY DIAMETRICALLY OPPOSED POINTS, FIRST AND SECOND LINK CONNECTIONS EACH HAVING ONE END THEREOF ROTATABLY MOUNTED ON SAID FIRST AND SECOND MOUNTING PINS RESPECTIVELY, A YOKE ARRANGEMENT INCLUDING FIRST AND SECOND CONNECTING ARMS AND A SHAFT ALL CONVERGING AT A COMMON JUNCTURE, FIRST AND SECOND MEANS FOR COUPLING EACH OF SAID CONNECTING ARMS TO THE OTHER END OF A RESPECTIVE ONE OF SAID LINK CONNECTIONS, A CLEVIS RIGIDLY MOUNTED IN A RADIAL DIRECTION EXTERNALLY TO SAID FIRST MEMBER IN A GENERALLY QUADRANT LOCATION WITH RESPECT TO SAID MOUNTING PINS AND HAVING A GROOVE THEREIN FOR SLIDABLY RETAINING SAID COMMON JUNCTURE FOR ALLOWING MOVEMENT THEREOF ONLY IN A DIRECTION THAT WILL IMPART ROTATIONAL MOTION TO SAID LINK CONNECTIONS, FIRST AND SECOND GENERALLY C-SHAPED CAMMING DEVICES MOUNTED EXTERNALLY ON SAID SECOND TUBULAR MEMBER NEAR THE SAID END FACE THEREOF AND AT GENERALLY DIAMETRICALLY OPPOSED LOCATIONS, THE PLANES OF SAID C-SHAPED MEMBERS BEING GENERALLY PARALLEL
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) | 1967-03-24 | 1967-09-23 | 1968-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-24 | 1971-09-23 | 1972-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-24 | 1975-09-23 | 1976-03-24 | $7700.00 | Window Closed / Lapsed |