GELENKVERBINDUNG

摘要

A pivot joint (1) pivots together a first member (2) and a second member (3), the first member (2) being of channel section at the joint (1) and the second member (3) being adapted to seat within the first member (2). A joint body (4) of generally channel section is adapted to fit within the first member (2) and to receive the second member (3) therewithin, the joint body (4) having first engagement means (19,20) located on its exterior for engagement with the first member (2) so as to secure it thereto and second engagement means (33,34) movable between a first position in which it is adapted to cooperate with means (35,36) on the second member (3) and a second position in which it is free of the second member (3), and a plug member (5) insertable into the channel (7) of the joint body (4) and acting on the second engagement means (33,34) to force it into its first position. <IMAGE>