Patent ID: 8083432

Claim:
A connection element, comprising: a first retaining element having a first annular rotary bearing portion, and a second retaining element having a second annular rotary bearing portion engageable with the first annular rotary bearing portion to define a rotary bearing for connecting the first and second retaining elements such that the retaining elements are freely rotatable relative to each other over 360 degrees about a rotation axis, wherein the first annular rotary bearing portion has a first outer annular portion and a first inner annular portion concentric to the first outer annular portion, the first outer annular portion, at an inner circumference thereof, has a first locking portion extending circumferentially for less than 360 degrees, the second annular rotary bearing portion has a second outer annular portion and a second inner annular portion concentric to the second outer annular portion, the second inner annular portion is matingly receivable in the first inner annular portion, the second outer annular portion has a second, circumferentially extending annular locking portion, when the rotary bearing portions are plugged together in a plugging direction along said rotation axis, the second locking portion is received within the first outer annular portion and gripping behind the first locking portion for securing against separation of the rotary bearing portions in a direction opposite to the plugging direction, at least one of the first and second retaining elements further includes, on a side that faces away from the other retaining element when the rotary bearing portions are plugged together, a holding portion having therethrough a channel, and said channel has an axial direction transverse to the rotation axis of the rotary bearing and is arranged for holding therein at least one member elongated in the axial direction of the channel.