Patent ID: 8410360

Claim:
A sealing structure for wire lead-out hole, comprising: a wire lead-out hole formed in a case and having a substantially stepped configuration in which a large-diameter portion and a small-diameter portion are connected; a resilient seal mounted in the wire lead-out hole and including: a seal main body including at least one wire insertion hole for allowing insertion of at least one wire; at least one outer lip formed on an outer peripheral surface of the seal main body and held in close contact with the inner peripheral surface of the large-diameter portion; at least one inner lip formed on an inner peripheral surface of the wire insertion hole and held in close contact with the outer peripheral surface of the wire; and a wire protecting portion projecting from one end surface of the seal main body and provided between the inner peripheral surface of the small-diameter portion and the outer peripheral surface of the wire; and a retainer fixed to the case and retaining the resilient seal in the wire lead-out hole.