Patent ID: 6119956
Filing Date: 2000-09-19
Classification: F16B,F25C

Abstract:
A flanged connection for use in joining a snow gun, having a central passageway for conveying pressurized air and an outwardly spaced passageway for conveying pressurized water, and a tower, having similar inner and outer passageways for air and water, comprising:a tower flange, having a flat face and forming central and outwardly spaced first openings, for connection with the tower so that the first openings connect with the tower passageways;a snow gun flange, having a flat face and forming central and outwardly spaced second openings, for connection with the snow gun so that the second openings connect with the snow gun passageways; anda plate having a side edge, for positioning between the tower flange and snow gun flange, the plate having first and second faces and forming central and outwardly spaced third openings for connecting the first and second openings, each of the first and second faces having a first land between the central opening and the outwardly spaced opening and a second land between the outwardly spaced opening and the side edge of the plate, said first land forming a first O-ring groove surrounding the plate's central opening and said second land forming a second O-ring groove concentric with the first O-ring groove.