| 摘要 |
The present invention relates to a safety door with seven parts of special and innovative improvements: A door lock that includes a mechanism that opens the locking automatically. A mechanism installed in the lock of a door that offers a variety of option, including the option of preventing locking of the lock or enabling hermetic locking of the door. A mechanism that seals the gap between the door and the floor and enables to stop the door at a pre-set opening angle that can be changed by the user. A safety lock designed for entrance doors that is concealed within the door and door jamb when the door is closed. A concealed door hinge composed of a flat metal plate with one hole or more, used to attach the hinge to the jamb using a screw. AND A straight jamb for entrance doors that does not protrude relative to the door line but rather constitutes a direct continuation of the door line when door is closed. |
