Patent ID: 11891787
Assignee: AIR VOOM INC.
Field: Civil engineering (Other fields)
Classification: CPC E  Y | IPC E

Claim 4:
5. The automatic flushing device of claim 2, wherein the opening and closing valve comprises:
the valve body having an inlet port and an outlet port that are in communication with each other;
a fixing hook coupled to a fixing guide space that is formed on the stepping motor, thereby fixing the valve body to the stepping motor; a flush rod coupled to an inner portion of the valve body, the flush rod being configured such that a rod packing is mounted at an end portion of the flush rod so that the outlet port is open and closed by a pressing operation of an opening and closing pin;
a valve cover which accommodates the flush rod
and which is closely fixed to a rear end portion of the valve body;
a spring mounted between the flush rod and the valve cover;
the opening and closing pin mounted on an end portion of the valve body such that the opening and closing pin is capable of being slid, the opening and closing pin being configured to apply or release a pressure to the flush rod;
a guide cover which is closely fixed to the end portion of the valve body and which guides the opening and closing pin;
a water supplying hose connected to the inlet port;
and
a water discharging hose connected to the outlet port.