| 摘要 |
A spray can filling device is provided to control the air pressure of the compressed air and the amount of gas. A spray can filling device comprises: a locking device(200) having an injection nozzle and fixing a spray can; an inflow pressure controller controlling the pressure of the gas for supplying to the injection nozzle; a filling switch(400) opening and closing the gas supply of the inflow pressure controller; and a cylinder supplying the gas supplied through the filling switch to the injection nozzle.
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