Patent ID: 8052709

Claim:
A device ( 1 ) for piercing and positioning a piece of body jewelry ( 100 ) with a bent bar ( 101 ) in a skin portion, the device ( 1 ) comprises: an inner boundary surface ( 15 ) which defines a cavity ( 16 ) for holding a bent bar ( 101 ), the bar being movable out of the cavity to the surroundings through an opening ( 17 ) defined by the boundary surface, and a cam ( 18 ) which is in the boundary surface ( 15 ) and along which said bar ( 101 ) is movable for such guiding of the bar that, during each incremental step of pressing out, the bar has a cross-section exiting the opening ( 17 ), which is perpendicular to a longitudinal axis of the bar, the cam ( 18 ) comprises a first cam guide ( 19 ) for cooperation with an end portion ( 102 ) of the bar ( 101 ), and the first cam guide ( 19 ) comprises a portion ( 19 b ) with a curving orientation deviating from an orientation of another portion of the first cam guide as the cam extends along the device and thereby deviates the guiding of the end portion of the bar in a curving motion as it passes through the device, the first cam guide ( 19 ) defines a channel ( 21 ) for receiving a member ( 103 ) constituting said end portion of the bar ( 101 ), the first cam guide ( 19 ) has opposed cup-shaped wall portions ( 20 ) which define said channel ( 21 ); and a pressing device ( 7 ) to allow pressing out of said bar ( 101 ) through said opening ( 17 ), the pressing device being movable in the cavity ( 16 ) along a gap ( 25 ) which is defined between said cup-shaped wall portions ( 20 ).