Safety device of door

The subject innovation is due to the carelessness of the user when opening and closing the door of the door safety device for preventing an injury (償 害) of the body that occurs as the pinch finger or the like between the door and the door frame. And the subject innovation is in the formed of and out door 20 and door frame 30 so as to yeodat lift To this end the device, is formed on one end of the door 20, a coupling groove 21 which is the inner side formed in a longitudinal direction, above is attached to the binding groove 21 to absorb the shock and the additional surface on the outside formed a protective member (100), the door 20 and is formed at a side surface of the abutting a door frame (30) coupling which is inside formed in the longitudinal groove 31, is attached to the coupling groove 31 to absorb the shock and is provided with a protective member 200 to fit the protective member 100, a groove is formed. The subject innovation is configured as described above, prevent the body part fingers injury (償 害) of the human body occurring as the pinch between when the door opening and closing door and the door frame, and silent (靜 肅), such as classrooms and school, library, school when the door opening where required that would allow one to raise the efficiency of learning by maintaining the modesty to suppress the noise generated when the door and the door frame dinhil matbu.