Patent ID: 7186135

Claim:
A connector, comprising: first and second housings that are connectable with each other, the first and second housings being mounted respectively in first and second casings, the first casing being formed with a mounting projection having a threaded hole, the second casing being formed with a bulge having an insertion hole substantially registered with the threaded hole, the bulge contacting the mounting projection when the housings reach a completely connected state for preventing further connection, the housings being completely connected by tightening a bolt inserted through the insertion hole and into the threaded hole after the housings are fit to a specified depth and substantially centered with respect to each other; at least one resiliently deformable detection arm on the first housing; and at least one receiving portion on the second housing, wherein the detection arm is disposed for engaging the receiving portion while making a resilient returning movement when the housings are fit to the specified depth, and a surface substantially facing the detection arm being disposed to be hit by the detection arm upon the resilient return of the detection arm.