发明名称 |
Injection valve, especially for a mould for an optical lens |
摘要 |
An injection valve includes an injection channel ( 17 ) that opens outwards via an outlet ( 18 ) and has a specific inlet for the arrival of the molding material ( 19 A) remote from the outlet ( 18 ), in addition to a slider unit ( 20 ) that is moveably mounted in the injection channel ( 17 ) and controls the outlet thereof ( 18 ). The injection channel ( 17 ) has a specific outlet ( 19 B) for discharging the molding material. The invention can be used to mold an optical lens made from a polymerizable synthetic material.
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申请公布号 |
US6969248(B1) |
申请公布日期 |
2005.11.29 |
申请号 |
US20030958921 |
申请日期 |
2003.02.05 |
申请人 |
ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE) |
发明人 |
HUARD MARC;BESSIERE BENOIT;MASSAU JOEL |
分类号 |
B29C33/00;B29C33/24;B29C45/28;F16K3/02;(IPC1-7):B29C45/23 |
主分类号 |
B29C33/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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