| 摘要 |
PROBLEM TO BE SOLVED: To provide a mortise lock which can open a door when a knob is pushed or pulled.SOLUTION: The mortise lock includes: a knob 10 configured to be pushed and pulled by a user; a rose 20 which is mounted on one side of the front face and the rear face of the door and to which one side of the knob 10 is inserted and fixed such that the knob 10 can be rotated; a gear guide to which one side of the knob 10 inserted into the rose 20 is connected and which is configured to vertically slide according to rotation of the knob 10; and a latch actuating part 30 of which one side is connected with the gear guide and of which the other side is connected with the latch so as to be rotated in a specific direction by the vertical sliding of the gear guide. When the latch actuating part 30 is rotated in the specific direction, the latch is inserted or protrudes out. The mortise lock can easily open the door just by the user's one-step action of pushing or pulling the knob 10 indoors or outdoors.SELECTED DRAWING: Figure 3 |
