Patent ID: 7017953
Filing Date: 2006-03-28
Classification: F02M,F16L

Abstract:
1. A twist lock assembly for connecting a pair of fluid conducting conduits, comprising: a first conduit having an open end with an annular first flange extending radially outwardly therefrom, said first flange having an alignment slot and at least one locking slot formed therein; a second conduit having an open end with an annular second flange extending radially outwardly therefrom, said second flange having a radially inwardly extending alignment tab formed thereon; and a locking ring rotatably mounted on said second flange and having at least one radially inwardly extending locking tab formed thereon, whereby when said first and second flanges are positioned in an abutting and concentric relationship, said alignment tab engages said alignment slot and said at least one locking tab is aligned with said at least one locking slot, rotation of said locking ring relative to said second flange draws said first and second flanges into airtight engagement and locks said conduits together for fluid flow therethrough.