BICYCLE

摘要

PROBLEM TO BE SOLVED: To provide a bicycle excellent in versatility as a mounting structure of a circle lock and capable of suppressing a circle lock device from being deviated to the minimum even by impact when unlocking. SOLUTION: The bicycle is provided with a case part 3 of C shape having openings at both ends; a mounting band part 9 mounted to the case part 3 and wound on a seat stay 11; and a bar part 4 advanced from one end surface 3b side of the case part 3 to the other end surface 3c side when locking and reversely retreated and stored in the case part 3 when unlocking. When the bar part 4 is retreated and abutted on the case part 3 at unlocking of the circule lock 20, a first projection 21 with a position restricted by an upper bridge 12 laid between the seat stays 11 and letting the upper bridge 12 receive the impact force is provided on the circle lock 20. A mud guard mounting part 12a engaged with the first projection 21 is provided on the upper bridge 12. COPYRIGHT: (C)2005,JPO&NCIPI