| 摘要 |
<p>A window lock assembly includes a fixed piece (1) and a shaft (2), which is pivotably connected to the fixed piece. A number lock (3) is connected to the shaft (2) and a knob (35) is movably connected to a pin (33) of the number lock (3). A plurality of numbered rings (34) are mounted to the pin (33). The knob (35) has side walls which are disengagably engaged with a retaining slot (10) in the fixed piece (1). The pin (33) has two protrusions (331) which are movably engaged with two curve slots (351) in the two side walls. Each curve slot (351) has a high section and a low section such that the pin (33) with the ring can be pulled upward to set the number so as to allow the user to pull the knob to lock or unlock the number lock (3). <IMAGE></p> |
