JPS6272747U - - Google Patents
Info
- Publication number
- JPS6272747U JPS6272747U JP16627485U JP16627485U JPS6272747U JP S6272747 U JPS6272747 U JP S6272747U JP 16627485 U JP16627485 U JP 16627485U JP 16627485 U JP16627485 U JP 16627485U JP S6272747 U JPS6272747 U JP S6272747U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- product
- ventilation hole
- notch
- covered
- 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
- 238000009423 ventilation Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 2
- 239000002985 plastic film Substances 0.000 claims 1
- 229920006255 plastic film Polymers 0.000 claims 1
- 238000005266 casting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Description
第1図は減圧造型鋳型において、板状の横通気
孔を配した縦断面模式図を示す。第2図は本考案
のノツチ付通気孔の模式図を示す。 1:上型、2:下型、3:製品キヤビテイ、4
:横通気孔、5:縦通気孔、6,6′:吸引パイ
プ、7,7′:鋳枠、8:型合せ部、9:湯道、
10:ノツチ。
孔を配した縦断面模式図を示す。第2図は本考案
のノツチ付通気孔の模式図を示す。 1:上型、2:下型、3:製品キヤビテイ、4
:横通気孔、5:縦通気孔、6,6′:吸引パイ
プ、7,7′:鋳枠、8:型合せ部、9:湯道、
10:ノツチ。
Claims (1)
- 鋳型の外周はプラスチツクフイルム等で被覆さ
れ、内部は負圧に保持される横型の減圧造型鋳型
において、製品の見切り部より出した通気孔の製
品側端部をノツチ状にしたことを特徴とする減圧
造型鋳型のノツチ付き通気孔。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16627485U JPS6272747U (ja) | 1985-10-29 | 1985-10-29 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16627485U JPS6272747U (ja) | 1985-10-29 | 1985-10-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6272747U true JPS6272747U (ja) | 1987-05-09 |
Family
ID=31097091
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16627485U Pending JPS6272747U (ja) | 1985-10-29 | 1985-10-29 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6272747U (ja) |
-
1985
- 1985-10-29 JP JP16627485U patent/JPS6272747U/ja active Pending