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(11) | EP 2 211 427 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Plug connector with secondary locking |
(57) The present invention relates to a plug connector (1) with a secondary locking device
(8) which has a leg (10) to fix a locking arm (5) of the plug connector (1) in the
final locked position in a socket (16). The leg (10) has a locking arm (12) with a
step (13) which is supported on a locking projection (15) formed on the housing (2)
of the plug connector (1) and which holds the secondary locking device (8) in a pre-locked
position. The secondary locking device (8) has further at least one spring arm (12)
with a step (13) and a projection (14) which is arranged symmetrically to the longitudinal
axis of the plug connector (1) and where during the process of insertion of the plug
connector (1) into the socket (16) the spring arm (12) is deflected by the locking
projections (14) in such a way that the step (13) of the spring arm (12) is lifted
from the locking projections (15) and the secondary locking device (8) is released.
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