| 摘要 |
A fastening device for the backseat of a bicycle having an actuatable fastener, a backseat, and a loaded bag is disclosed. The actuatable fastener of the fastening device includes a fixing plate, a spring and a clipping plate. The surface of the fixing plate, near to the edge thereof, is provided with a through hole each, and a pair of hook sections is provided below the fixing plate. The bottom edge of the hook section is provided with a peg hole, and the clipping plate is located between the hook sections, the bottom section of the clipping plate is provided with a peg hole, and a peg body is used to mount the fixing plate, the clipping plate and the spring into an integrated body. The backseat is provided with a bottom seat having a plurality of peg slots, wherein one end of the peg slot is an engaging board section; a bag seat is located below the loaded object and the bottom section of the bag seat is provided with a plurality of engaging pegs, wherein the cross-section of the peg body has an L-shape having a slot at the inner side thereof; thereby the engaging peg on the bag seat is in alignment with the corresponding peg slot at the bottom seat and the slot of the engaging peg is pegged with the engaging board section, and the clipping plate is automatically fasten to a dismantling rod of the backseat.
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