Title:
POWDER MOLDING DEVICE AND METHOD FOR MANUFACTURING COMPACT
Document Type and Number:
Japanese Patent JP2004202503
Kind Code:
A
Abstract:
To provide a powder molding device and a method for manufacturing a compact which do not reduce production efficiency and can uniformize density of the compact in filling powder into a die cavity.
An opening is formed in the bottom surface of a powder feed box 4 and a hose 8 to feed powder is connected to the backside. Using the powder box which moves back and forth, and a porous body 5 composed of large holes and a small holes having different hole areas in the backside of the opening of the powder feed box, powder feeding is executed.
Inventors:
KOSUGE TOSHIYUKI
INUI NAOKI
ARINAGA SHINYA
OGATA DAISUKE
INUI NAOKI
ARINAGA SHINYA
OGATA DAISUKE
Application Number:
JP2002371509A
Publication Date:
July 22, 2004
Filing Date:
December 24, 2002
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES
International Classes:
B30B11/00; B22F3/035; B30B15/30; (IPC1-7): B30B11/00; B22F3/035
Attorney, Agent or Firm:
Minoru Nakano
Yoji Hattori
Mikio Yamaguchi
Hideaki Nishima
Yoji Hattori
Mikio Yamaguchi
Hideaki Nishima