Patent ID: 6887092

Claim:
An optical module locking mechanism for locking a case containing an optical element and a cage for housing said case, said mechanism comprising: a locking member swingably arranged in said case; locking means for locking said locking member and said cage to each other; and a lever pivotably arranged on said case, said lever capable of moving said locking member to release a locking state of said locking means, wherein said locking means is released from the locking state by pulling said lever in a direction in which said optical module housed in said cage is drawn out of said cage, wherein said locking means comprises a locking hole formed through said cage, and an locking protrusion formed on said locking member for insertion into said locking hole, wherein said lever is arranged for pivotal movement about a pivotal shaft supported in a first groove formed in said case, and said locking member is arranged to swing about a shaft supported in a second groove formed in said case, wherein said locking member includes a front section disposed on the front side of said case from said shaft and pushed by said lever, and a rear section disposed on the rear side of said case from said shaft and having said locking protrusion, and wherein said locking member includes shoulders on said front section against which said lever abuts when said lever projects in front of said case.