Patent ID: 8276968

Claim:
A locking device, comprising: a locking mechanism provided on one of two members to be engaged with each other; and a striker provided on the other of the two members, wherein the locking mechanism comprises: a lock base; a hook; and a pawl, wherein the lock base has a recess that is capable of receiving the striker, wherein the hook is rotatably supported on the lock base via a shaft, wherein the hook, when rotated, is capable of forming a locked condition in which the striker is held between the hook and the recess of the lock base or an unlocked condition in which the hook is spaced from the striker, wherein the pawl is rotatably supported on the lock base via a shaft, wherein the pawl is capable of rotating to a position in which the pawl can engage an engagement surface of the hook and maintaining the hook in the locked condition, and wherein the engagement surface of the hook is provided with a resin coating that constitutes an elastically reactive portion, the elastically reactive portion having oppositely inclined oblique surfaces projecting from the engagement surface and forming a central contact portion capable of contacting the pawl to produce an elastically reactive force between the engagement surface of the hook and the pawl, in the locked condition.