Connecting element for connecting two corrugated pipes has rotary joint between two holding collars allowing mutually independent rotation of collars about longitudinal axis

摘要

The device has two holding sleeves (7,8), releasable locking elements (9,10) for fixing the pipe ends (4,5) in each sleeve and a rotary joint (11) between the sleeves allowing mutually independent rotation of the sleeves about the longitudinal axis (6). The rotary joint has an inner casing (12) connected to one sleeve and an outer casing (13) connected to the other sleeve.