Patent ID: 7520776

Claim:
A device adapter having a base element ( 10 ) which on an underside has rail receptacles ( 11 ) for attaching and making electrical contact with bus bars and supports on a top and an attachment device ( 20 ), which is releasably fastened by connecting means and has two parallel spaced apart longitudinal strips ( 21 , 24 ) for connection with electrical devices or installation units ( 40 ), the device adapter comprising: the connecting means comprising protruding hook suspension elements ( 22 ) formed on the underside of the longitudinal strips ( 21 , 24 ), which are vertically insertable into matched receiving openings ( 13 ) on the top of the base element ( 10 ) and are suspendible by displacing in a longitudinal direction in an area behind the receiving openings ( 13 ) on a side remote from the top, and a releasable arresting element ( 28 ) arresting the longitudinal strips ( 21 , 24 ) in a suspended position.