A device for preventing a tube, a male portion made to slide in a female tube being twist and prop provided with the said device.

摘要

The end part (4) of the male tube (2) which is housed in the female tube (3) comprises a stalk (10) arranged radially, held in diametrically opposed openings (11a, 11b) provided in the wall of the male tube (2) and the extremities (12a, 12b) of which are able to abut against a ring (7) provided at the extremity (6) of the female tube (3). A passage opening (13) permitting the positioning or the extraction of the stalk (10) is let into the wall of the female tube (3). A second opening (14) which is diameterically opposite the passage opening (13) can be provided in the female tube (3). IMAGE