Patent ID: 7791899

Claim:
An installation and withdrawal apparatus for plugging in and removing a plug-in assembly having a flat mounting surface into or out of a support structure comprising a bearing member for attachment to a portion of the mounting structure, a flat handle including a flat face in direct contact with the flat surface of the plug-in assembly and pivotable about the bearing member between a locked position in which the handle secures the plug-in assembly to the support structure and an unlocked position in which the plug-in assembly is movable relative to the support structure, and a holder cooperating with the handle and the plug-in assembly resiliently maintaining the handle in its unlocked position and permitting movement of the handle between its locked and unlocked positions, the handle including a notch having an open side configured and positioned to engage the support structure when the handle is in its locked position to thereby secure the handle and therewith the plug-in assembly in the locked position.