| 摘要 |
PROBLEM TO BE SOLVED: To provide a brake delay device for a door, a window, etc., which is low in cost and easy in manufacture. SOLUTION: This brake delay device for a door, a window, etc., has a piston 2 to push a cylinder 1 against the force of a discharge spring 12, and has a braking component to be applied to a piston rod 3 of a piston 2, a grease 13 high in viscosity is applied to a wall part of the cylinder 1. |
