发明公开
EP0146315A2 Mould for direct press moulding of optical glass element
失效
Matriz zum direkten Pressen eines optischen Elements in Glas。
- 专利标题: Mould for direct press moulding of optical glass element
- 专利标题(中): Matriz zum direkten Pressen eines optischen Elements in Glas。
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申请号: EP84308482.3申请日: 1984-12-06
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公开(公告)号: EP0146315A2公开(公告)日: 1985-06-26
- 发明人: Tori, Hideo , Aoki, Masaki , Okinaka, Hideyuki , Yuhaku, Satoru , Nakamura, Shoji
- 申请人: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- 申请人地址: 1006, Oaza Kadoma Kadoma-shi, Osaka-fu, 571 JP
- 专利权人: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- 当前专利权人: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- 当前专利权人地址: 1006, Oaza Kadoma Kadoma-shi, Osaka-fu, 571 JP
- 代理机构: Spencer, Graham Easdale
- 优先权: JP231257/83 19831209; JP29616/84 19840221; JP29617/84 19840221
- 主分类号: C03B11/08
- IPC分类号: C03B11/08 ; C03B40/02
摘要:
In a mould for use in the direct press moulding of optical glass to form optical elements, the pressing surface of the mould is formed of a material comprising a-silicon carbide and/ or amorphous silicon carbide.
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