Plastic and nonmetallic article shaping or treating: processes – With measuring – testing – or inspecting – Positioning of a mold part to form a cavity or controlling...
Patent
1993-07-27
1995-01-03
Theisen, Mary Lynn
Plastic and nonmetallic article shaping or treating: processes
With measuring, testing, or inspecting
Positioning of a mold part to form a cavity or controlling...
264109, 264123, 425344, 425352, B29C 4302
Patent
active
053784162
ABSTRACT:
A method of manufacturing a powder molding having a undercut portion, etc. comprises filling a space of a die with a powder, pressing the powder in the space of the die by punches inserted therein through an opening of the die, and withdrawing a undercut portion shaping means from the space of the die for extracting the powder molding.
Katagiri Takeshi
Kishi Yuji
Nissan Motor Co,. Ltd.
Theisen Mary Lynn
Yoshizuka Seiki Co., Ltd.
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