| 摘要 |
PURPOSE: A rainwater container cover locking device is provided to prevent noise with a very simple structure because the device can be locked by a stationary fit method in which a projection portion is fitted into a groove portion. CONSTITUTION: A rainwater container cover locking device comprises a groove portion(30), a projection portion(40), and a rubber(50). The projection and groove units are inserted into the lower part of a cover(20) and a seating projection(11) of a main body(10) correspondently to each other. The rubber has elastic restoring force and stationarily fitted into the periphery of the projection portion or an internal wall of the groove unit by being pressed. |
