DEVICE FOR CONNECTING HOSES Russian patent published in 1994 - IPC

FIELD: manufacture of fittings. SUBSTANCE: housing is provided with port and flexible sealing member. Pipe union is mounted in housing for longitudinal turn and is provided with bead. Shut-off member with through hole for pipe union is made in form of cylinder whose ends are located in parallel with direction of longitudinal turn of pipe union secured in housing against transverse turn. Surfaces of housing and sealing member which are engageable with shut-off member are cylindrical. Through hole is located along longitudinal axis of housing in parallel with ends of cylinder. Flats are provided behind the bead of pipe union. Housing has slot whose width is equal to distance between flats which are symmetrical to longitudinal axis of device. Additional flats are shifted relative to main ones by 90 deg and by width of main flats over circumference. EFFECT: enhanced reliability. 4 cl, 5 dwg