Title:
SAND CASTING METHOD
Document Type and Number:
WIPO Patent Application WO/2014/148516
Kind Code:
A1
Abstract:
[Problem] To create a comparatively thin casting product following gravity casting methods using a metal with relatively poor molten flow.
[Solution] A sand mold has: a recess (30) formed in a main mold (12, 14) and open to a main mold (12, 14) cavity; and a partial sand mold (40) attachable and detachable in the recess (30). The partial sand mold (40) is set at a temperature of 200°C or greater, and the partial sand mold (40) is disposed in the recess (30) of the main mold at a temperature of 200°C or greater and casting carried out.
Inventors:
MIURA TETSUO (JP)
HONDA TSUTOMU (JP)
WATANABE YOSHIMITSU (JP)
WATANABE KENICHI (JP)
HONDA TSUTOMU (JP)
WATANABE YOSHIMITSU (JP)
WATANABE KENICHI (JP)
Application Number:
PCT/JP2014/057416
Publication Date:
September 25, 2014
Filing Date:
March 18, 2014
Export Citation:
Assignee:
TECHNO METAL CO LTD (JP)
International Classes:
B22C9/02; B22C9/08
Domestic Patent References:
| WO2011154561A1 | 2011-12-15 |
Foreign References:
| JPS56500681A | 1981-05-21 | |||
| JPH02160163A | 1990-06-20 | |||
| JPH03133538A | 1991-06-06 | |||
| JPH08332547A | 1996-12-17 | |||
| JP2012236230A | 2012-12-06 | |||
| JPH0790502A | 1995-04-04 | |||
| JP3139918B2 | 2001-03-05 | |||
| JP2010042985A | 2010-02-25 | |||
| JP2012035269A | 2012-02-23 | |||
| JP2002143983A | 2002-05-21 |
Other References:
See also references of EP 2977125A4
Attorney, Agent or Firm:
KOZU, Takako et al. (JP)
Takako Kozu (JP)
Takako Kozu (JP)
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