MAGNET LOCK FOR BICYCLE

PROBLEM TO BE SOLVED: To provide a magnet lock for bicycle of this invention without a key hole and to be hardly unlocked by a means such as a pin. SOLUTION: In this magnet lock 1 for bicycle, a rotatable cylinder body 3 and a lock body 4 integrated with a cylinder 2a of which corresponding faces are continuously connected with each other are fittingly arranged in the cylinder 2a, the cylinder body 3 and the lock body 4 are provided with a magnet receiving hole 5 and a lock pin receiving hole 6 which are opened to each other on the continuously connected faces and closed on the opposite end faces, the whole or one of the magnet receiving holes 5 and the lock pin receiving hole 6 respectively receive a magnet operating body 7 and a lock pin 8, the lock pin 8 is energizedly moved by a spring to fit the lock pin 8 from the lock pin receiving hole 6 into the magnet receiving hole 5 so as to provide the cylinder body 3 and the lock body 4 to be locked with each other, the unlock magnet of an unlock magnet key is continuously connected to the key continuously connecting face 34 of the cylinder body 3, the magnet operating body 7 is repellently moved by magnetic action, and lock of the cylider body 3 with the lock body 4 is released.