| 摘要 |
An anti-loosening device for a parking brake is provided to securely park a vehicle comprising: a ratchet wheel ( 20 ) having multiple teeth ( 21 ) formed on an arc-shaped edge, a pivot hole ( 22 ) located at a center of the arc, an operating lever ( 40 ) having an upper portion forming a tube-shaped handle, a lower portion forming a flat and narrow cavity, a latching mechanism ( 60 ) consisting of a pawl ( 61 ), a slot ( 62 ), a rotating shaft ( 31 ), and an elastic spring ( 80 ), a lever operating mechanism consisting of an operating rod ( 70 ), a coil spring ( 71 ), and a push button ( 72 ), wherein the operating lever ( 40 ) is mounted on the ratchet wheel ( 20 ) for rotation with respect to the pivot shaft ( 30 ), one end of the operating rod ( 70 ) is mounted on the push button ( 72 ) with the coil spring ( 71 ) and the other end of the operating rod ( 70 ) is connected to the slot ( 62 ) of the latching mechanism ( 60 ).
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