JPH01148315U - - Google Patents
Info
- Publication number
- JPH01148315U JPH01148315U JP4023288U JP4023288U JPH01148315U JP H01148315 U JPH01148315 U JP H01148315U JP 4023288 U JP4023288 U JP 4023288U JP 4023288 U JP4023288 U JP 4023288U JP H01148315 U JPH01148315 U JP H01148315U
- Authority
- JP
- Japan
- Prior art keywords
- blocking member
- prevention device
- backflow prevention
- sprue
- injection compression
- 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.)
- Granted
Links
- 230000000903 blocking effect Effects 0.000 claims description 10
- 230000002265 prevention Effects 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000000748 compression moulding Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims 3
- 238000007906 compression Methods 0.000 claims 3
- 230000000149 penetrating effect Effects 0.000 claims 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4023288U JPH069826Y2 (ja) | 1988-03-26 | 1988-03-26 | 射出圧縮成形用金型の逆流防止装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4023288U JPH069826Y2 (ja) | 1988-03-26 | 1988-03-26 | 射出圧縮成形用金型の逆流防止装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01148315U true JPH01148315U (tr) | 1989-10-13 |
| JPH069826Y2 JPH069826Y2 (ja) | 1994-03-16 |
Family
ID=31266706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4023288U Expired - Lifetime JPH069826Y2 (ja) | 1988-03-26 | 1988-03-26 | 射出圧縮成形用金型の逆流防止装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH069826Y2 (tr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110539455A (zh) * | 2019-09-30 | 2019-12-06 | 湖北安信塑料模具有限公司 | 一种大截面内增压式实心木塑模具 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3619805B2 (ja) * | 2001-12-18 | 2005-02-16 | Ｈｏｙａ株式会社 | レンズの射出圧縮成形方法 |
| JP3766325B2 (ja) * | 2001-12-05 | 2006-04-12 | Ｈｏｙａ株式会社 | レンズの射出圧縮成形方法 |
| JP3998682B2 (ja) * | 2004-12-27 | 2007-10-31 | Ｈｏｙａ株式会社 | レンズの射出圧縮成形方法 |
-
1988
- 1988-03-26 JP JP4023288U patent/JPH069826Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110539455A (zh) * | 2019-09-30 | 2019-12-06 | 湖北安信塑料模具有限公司 | 一种大截面内增压式实心木塑模具 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH069826Y2 (ja) | 1994-03-16 |