Quick connect coupling
First Claim
1. A COUPLING ADAPTED FOR QUICK CONNECTION COMPRISING (A) A TUBULAR RECEPTACLE INCLUDING (1) A SOCKET HAVING MEANS AT ONE END FOR CONNECTING ONE END OF A FLUID CONDUCTING PIPE THERETO AND HAVING AN AXIAL BORE EXTENDING THERETHROUGH, A PAIR OF SLOTS EXTENDING INWARDLY FROM OPPOSITE SIDES THEREOF AND INTO SAID AXIAL BORE, SAID SOCKET HAVING CAM SURFACES PROVIDED THEREON, AND (2) A LOCKING ELEMENT CARRIED BY SAID SOCKET, SAID LOCKING ELEMENT INCLUDING (A) A PAIR OF SPACED APART AND SIMILAR OPPOSED LEGS HAVING MEDIAL PORTIONS NORMALLY POSITIONED WITHIN THE SLOTS AND ON OPPOSITE SIDES OF THE AXIAL BORE IN SAID SOCKET, SAID MEDIAL PORTIONS BEING SUBSTANTIALLY STRAIGHT AND PARALLEL IN THEIR NORMAL POSITION, (B) A RESILIENT BRIDGING PORTION CONNECTING SAID LEGS TOGETHER AT ONE END AND DISPOSED EXTERNALLY OF SAID SOCKET, SAID BRIDGING PORTION RESILIENTLY MAINTAINING THE MEDIAL PORTIONS OF SAID OPPOSED LEGS INWARDLY TOWARD EACH OTHER WITHIN THE AXIAL BORE IN SAID SOCKET, AND (C) SAID OPPOSED LEGS HAVING FREE END PORTIONS DISPOSED EXTERNALLY OF SAID SOCKET AND DIAMETRICALLY OPPOSITE SAID EXTERNALLY DISPOSED BRIDGING PORTION, EACH OF SAID END PORTIONS HAVING A SECTION WHICH EXTENDS SUBSTANTIALLY AT RIGHT ANGLES TO THE MEDIAL PORTIONS AND SUBSTANTIALLY PARALLEL TO THE LONGITUDINAL AXIS OF THE SOCKET, (B) A TUBULAR PLUG ADAPTED TO AXIALLY ENTER SAID RECEPTACLE AND BECOME RELEASABLY INTERLOCKED THEREWITH AGAINST AXIAL MOVEMENT, SAID PLUG INCLUDING (1) MEANS AT ONE END OF SAID PLUG FOR CONNECTING ONE END OF A FLUID CONDUCTING PIPE THERETO, (2) SAID PLUG HAVING A FREE END ADAPTED TO ENTER THE AXIAL BORE IN SAID SOCKET, (3) A CIRCUMFERENTIALLY EXTENDING CONICAL CAM SURFACE TAPERING OUTWARDLY AND REARWARDLY AWAY FROM THE FREE END OF SAID PLUG, SAID CONICAL CAM SURFACE BEING ENGAGEABLE WITH THE MEDIAL PORTIONS OF SAID OPPOSED LEGS OF SAID LOCKING ELEMENT TO SPREAD SAID LEGS APART UPON AXIAL MOVEMENT OF SAID PLUG INTO SAID SOCKET, AND
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Accused Products
197 Citations
1 Claim
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1. A COUPLING ADAPTED FOR QUICK CONNECTION COMPRISING (A) A TUBULAR RECEPTACLE INCLUDING (1) A SOCKET HAVING MEANS AT ONE END FOR CONNECTING ONE END OF A FLUID CONDUCTING PIPE THERETO AND HAVING AN AXIAL BORE EXTENDING THERETHROUGH, A PAIR OF SLOTS EXTENDING INWARDLY FROM OPPOSITE SIDES THEREOF AND INTO SAID AXIAL BORE, SAID SOCKET HAVING CAM SURFACES PROVIDED THEREON, AND (2) A LOCKING ELEMENT CARRIED BY SAID SOCKET, SAID LOCKING ELEMENT INCLUDING (A) A PAIR OF SPACED APART AND SIMILAR OPPOSED LEGS HAVING MEDIAL PORTIONS NORMALLY POSITIONED WITHIN THE SLOTS AND ON OPPOSITE SIDES OF THE AXIAL BORE IN SAID SOCKET, SAID MEDIAL PORTIONS BEING SUBSTANTIALLY STRAIGHT AND PARALLEL IN THEIR NORMAL POSITION, (B) A RESILIENT BRIDGING PORTION CONNECTING SAID LEGS TOGETHER AT ONE END AND DISPOSED EXTERNALLY OF SAID SOCKET, SAID BRIDGING PORTION RESILIENTLY MAINTAINING THE MEDIAL PORTIONS OF SAID OPPOSED LEGS INWARDLY TOWARD EACH OTHER WITHIN THE AXIAL BORE IN SAID SOCKET, AND (C) SAID OPPOSED LEGS HAVING FREE END PORTIONS DISPOSED EXTERNALLY OF SAID SOCKET AND DIAMETRICALLY OPPOSITE SAID EXTERNALLY DISPOSED BRIDGING PORTION, EACH OF SAID END PORTIONS HAVING A SECTION WHICH EXTENDS SUBSTANTIALLY AT RIGHT ANGLES TO THE MEDIAL PORTIONS AND SUBSTANTIALLY PARALLEL TO THE LONGITUDINAL AXIS OF THE SOCKET, (B) A TUBULAR PLUG ADAPTED TO AXIALLY ENTER SAID RECEPTACLE AND BECOME RELEASABLY INTERLOCKED THEREWITH AGAINST AXIAL MOVEMENT, SAID PLUG INCLUDING (1) MEANS AT ONE END OF SAID PLUG FOR CONNECTING ONE END OF A FLUID CONDUCTING PIPE THERETO, (2) SAID PLUG HAVING A FREE END ADAPTED TO ENTER THE AXIAL BORE IN SAID SOCKET, (3) A CIRCUMFERENTIALLY EXTENDING CONICAL CAM SURFACE TAPERING OUTWARDLY AND REARWARDLY AWAY FROM THE FREE END OF SAID PLUG, SAID CONICAL CAM SURFACE BEING ENGAGEABLE WITH THE MEDIAL PORTIONS OF SAID OPPOSED LEGS OF SAID LOCKING ELEMENT TO SPREAD SAID LEGS APART UPON AXIAL MOVEMENT OF SAID PLUG INTO SAID SOCKET, AND
Specification
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- Resources
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Current AssigneeFerguson, George R., Harmon L. Shaw
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Original AssigneeFerguson, George R., Harmon L. Shaw
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InventorsFerguson, George R., Shaw, Harmon L.
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Application NumberUS04/344,111Time in Patent Office1,162 DaysField of SearchUS Class Current285/148.14CPC Class CodesF16L 37/0885 with access to the split el...F16L 37/144 the securing element being ...Y10S 285/921 Snap-fitY10T 24/45791 and partially blocking sepa...
