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Patent Searching and Data


Title:
金型、および鋳造品の製造方法
Document Type and Number:
Japanese Patent JP4384228
Kind Code:
B2
Abstract:
According to one embodiment, a die is provided with a stationary die and a movable die. When the movable die is combined with the stationary die, a biscuit section, a product section in which a product is to be cast, a main runner configured to guide a molten metal from the biscuit section toward the product section, a main gate provided between the main runner and the product section, a sub-runner diverging from the main runner and extending along a side edge part of the product section, and a sub-gate provided between the sub-runner and the product section are formed between the stationary die and the movable die. The sub-gate is connected to the side edge part in an end portion of the product section. The sub-runner extends beyond the product section in a direction in which the side edge part extends.

Inventors:
Hiroaki Hirao
Application Number:
JP2008020946A
Publication Date:
December 16, 2009
Filing Date:
January 31, 2008
Export Citation:
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Assignee:
Toshiba Corporation
International Classes:
B22D17/00; B22C9/06; B22D17/22
Domestic Patent References:
JP2002011546A
JP2001179418A
JP2003048047A
JP2005000922A
JP2005254308A
JP2002045956A
JP9267161A
Attorney, Agent or Firm:
Takehiko Suzue
Kurata Masatoshi
Satoshi Kono
Makoto Nakamura
Yoshihiro Fukuhara
Takashi Mine
Toshio Shirane
Sadao Muramatsu
Nobuhisa Nogawa
Kocho Chojiro
Naoki Kono
Katsu Sunagawa
Katsumura Hiro
Ryo Hashimoto
Tetsuya Kazama
Shoji Kawai
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Takenori Masanori
Takuzo Ichihara
Yamashita Gen