| 摘要 |
<p>A guard mount structure for a dead bolt installation on a door has a preassembled condition wherein a dead bolt subassembly consisting of a housing and a dead bolt shaft is attached to a sheet metal guard. The sheet metal guard has opposite plates for attachment to opposite faces of the door and an end plate overlying the end face of the door, the housing of the dead bolt subassembly being attached to the inside face of the end plate.</p> |
