High pressure coolant tube and tool body-high pressure coolant tube assembly

摘要

A high pressure coolant tube (20) for receipt by a tool body that includes a coolant tube body (22) with an annular flange (28) adjacent to the exit body end. There is a threaded collar (48) that has an exterior threaded surface. The threaded collar contains an interior collar bore comprising an enlarged diameter interior collar bore surface portion and a reduced diameter interior collar bore surface portion. There is an exit seal pocket (34) defined by an exit-facing flange surface of the annular flange and a reduced diameter body section and the enlarged diameter interior collar bore surface portion. There is an entrance seal assembly pocket (64) defined by an entrance-facing flange surface of the annular flange and a reduced diameter body section and the enlarged diameter interior collar bore surface portion. An exit seal (70) is in the exit seal pocket. An entrance seal assembly (78) is in the entrance seal assembly pocket wherein the entrance seal assembly comprises an entrance seal (80) sandwiched by a pair of thermoplastic polyester elastomeric rings (82, 84).