Patent ID: 7523530

Claim:
A buckle device, comprising: a lock plate provided so as to be movable between an engagement position, at which the lock plate engages with a tongue plate inserted into a body of the device and holds the tongue plate within the body of the device, and a released position, at which the lock plate has been released from holding the tongue plate; and a lock member having a body portion provided so as to be able to oscillate between a locking position, at which the body portion engages with the lock plate positioned at the engagement position and prevents the lock plate from moving toward the released position, and an unlocked position, at which the body portion has been released from preventing movement of the lock plate, and a shaft that supports the body portion at the body of the device, wherein the body portion is formed from a sintered metal and the shaft is formed from a metal and is integrally press fit into the body portion.