| 摘要 |
A door lock includes a dead bolt slidably received in a cylinder and including a pair of extensions extended outward beyond the cylinder, a pair of plates fixed to the cylinder, an oblong hole formed in each of the plates, an actuating wheel slidably engaged in the oblong holes of the plates and including a pair of teeth for engagement with the protrusions of the extensions when the actuating wheel rotates. A resilient member is fixed to one of the plates for positioning the actuating wheel.
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