Filling device and filling method

A filler material packing system for packing a granular or fragmental filler material in a bag-shaped hollow surface material, including:

• a suction pump;
• a suction-type packing container having an inner space for positioning the surface material, a suction port connected between said suction pump and said inner space, and an entry port coaxial with an opening of said surface material, said filler material being delivered in said surface material through said entry port and said opening;
• a feeder for delivering said filler material, said feeder having a lid covering an open end of the feeder, a sidewall and a bottom wall, air vent holes and an outlet being provided in an upper part of said feeder adjacent the lid, said vent holes providing air into the feeder, said outlet being connected to said entry port through connecting means, said bottom wall being movable vertically to deliver said filler material to said outlet;
• said suction-type packing container having a first part and a second part, said first and second parts being pivotally connected to each other;
• and
• a molding device provided in said suction-type packing container, said molding device having a first mold and a second mold, and said surface material being positioned in a cavity formed by said first and second molds,
• said first and second molds have suction holes that connect between the inside of said cavity and the outside of said cavity.