Blocking device for preventing false plug-in connections circuit board pluggable connectors, has blocking unit arranged between two uniformly-spaced circuit board pluggable connectors

摘要

Blocking device has a blocking unit between two circuit board pluggable connectors (3) arranged with a regular pin-in spacing and on the blocking unit are provided locking lugs and the circuit board connector (3) has window-type recesses on the long sides, in which the locking lugs of the locking unit can latch, in which the blocking unit prevents plugging-in of daughter circuit boards combined as a plug unit, onto the mother circuit board.