JPS6117256U - shell mold - Google Patents
shell moldInfo
- Publication number
- JPS6117256U JPS6117256U JP10111184U JP10111184U JPS6117256U JP S6117256 U JPS6117256 U JP S6117256U JP 10111184 U JP10111184 U JP 10111184U JP 10111184 U JP10111184 U JP 10111184U JP S6117256 U JPS6117256 U JP S6117256U
- Authority
- JP
- Japan
- Prior art keywords
- shell mold
- shell
- gas vent
- vent hole
- outer edge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【図面の簡単な説明】
第１図は本考案の一実施例によるシェル鋳型のガス抜き
孔部分の断面図、第２図はその拡大断面図、第３図はガ
ス抜き孔の底部の破壊時間を求めるための実験に用いた
シェル鋳型の断面図、第４図はその実験結果を説明する
ための図である。
２・゜・シェル鋳型、５・・・牛ヤビティ、６・・・ガ
ス抜き孔、７・・・底部、７ａ・・・中央部、７ｂ・・
・外縁部。[Brief Description of the Drawings] Figure 1 is a sectional view of the gas vent hole portion of a shell mold according to an embodiment of the present invention, Figure 2 is an enlarged sectional view thereof, and Figure 3 is the failure time of the bottom of the gas vent hole. FIG. 4 is a cross-sectional view of the shell mold used in the experiment to determine the . 2.゜・Shell mold, 5.. Beef hole, 6.. Gas vent, 7.. Bottom, 7a.. Center, 7b..
・Outer edge.
Claims (2)
部を有するガス抜き孔がシェル中子に形成されているこ
とを特徴とするシェル鋳型。(1) A shell mold characterized in that a gas vent hole having a thin bottom portion of a predetermined thickness is formed in a shell core in a portion facing the cavity.
成されていることを特徴とする実用新案登録請求の範囲
第１項記栽のシェル鋳型。(2) The shell mold according to claim 1, wherein the bottom part is thicker at the center than at the outer edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10111184U JPS6117256U (en) | 1984-07-04 | 1984-07-04 | shell mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10111184U JPS6117256U (en) | 1984-07-04 | 1984-07-04 | shell mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6117256U true JPS6117256U (en) | 1986-01-31 |
Family
ID=30660551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10111184U Pending JPS6117256U (en) | 1984-07-04 | 1984-07-04 | shell mold |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6117256U (en) |
-
1984
- 1984-07-04 JP JP10111184U patent/JPS6117256U/en active Pending
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