A NEEDLE ASSEMBLY AND A CHARGER FOR BACK FILLER HAVING THE SAME

摘要

PURPOSE: A needle assembly and a charger for back filler having the same are provided, which facilitate assembly and productivity and improve thermal transfer efficiency. CONSTITUTION: A charger for back filler having a needle assembly comprises: a charger main body having a pistol shape; a trigger(12) which is installed to approach and be separated from the handle part prepared in the lower part of the charger main body; a presser portion(14) which is installed in the back-end of the charger main body and pressurizes filler; and a needle assembly(20) installed at the tip-end part of the charger main body.