Patent ID: 7222637

Claim:
A connector equipped with a valve, comprising: a connector housing comprising: a through path; a tube connection section being formed at a first axial side; a pipe insertion section being formed at a second axial side; a valve housing section disposed between a pipe insertion section side end of said tube connection section and said pipe insertion section; an inner diameter of said valve housing section being larger than an inner diameter of said tube connection section; an internal valve disposed in said connector housing to open and close said through path and comprising: a valve seat surface formed on an inner surface of said housing between said tube connection section and said valve housing section; a main valve body housed in said valve housing section and allowing axial movement, the main valve body including a closing section having an outer perimeter section and an abutting surface formed on said outer perimeter section and abutting said valve seat surface; a compression spring biasing said main valve body toward a first axial side; a cylindrical bushing being fitted to said pipe insertion section and filling a space between an inner perimeter surface of a first axial side of said pipe insertion section and an insertion-side end of an inserted pipe body; a housing-side guide extending from said closing section to a second axial side and sliding over an inner perimeter surface of said valve housing section; and a connection-side guide extending toward a first axial side from said closing section and sliding over an inner perimeter surface of said tube connection section.