A LOCKPOST WEDGE IN A 4 1/4 CRUSHER WAS EJECTED FROM THE LOCKPOST DURING AN ADJUSTMENT PROCEDURE, STRIKING THE EE ON THE RIGHT SIDE OF HIS FACE. HIS SAFETY GLASSES ABSORBED THE IMPACT LIMITING THE INJURY TO THE EYE ORBIT AREA. THE RESULT WAS CONTUSION & MINOR LACERATION, BUT NO DAMAGE TO THE EYE. RESTRICTED DUTY.