Tube coupling

Pipe joints or couplings – Packed – Wedge

Reexamination Certificate

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Details

C285S040000

Reexamination Certificate

active

11061139

ABSTRACT:
A fluid coupling having an outer housing with an internal bore, an O-ring fitted within the bore, a spacer bushing fitted against the O-ring, a gripper ring fitted against the axially outer side of the spacer ring, the gripper ring having axially and radially inwardly protruding circumferentially spaced gripping teeth, and an end bushing holding the gripper ring, spacer bushing, and O-ring within the outer housing. A second gripper ring and a second spacer ring are used in some embodiments.

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