CN103317626B - 一种用于制作光盘的型腔环的改进结构 - Google Patents
一种用于制作光盘的型腔环的改进结构 Download PDFInfo
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- CN103317626B CN103317626B CN201310271266.5A CN201310271266A CN103317626B CN 103317626 B CN103317626 B CN 103317626B CN 201310271266 A CN201310271266 A CN 201310271266A CN 103317626 B CN103317626 B CN 103317626B
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- die cavity
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CN103317626A CN103317626A (zh) | 2013-09-25 |
CN103317626B true CN103317626B (zh) | 2016-07-06 |
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CN109859775B (zh) * | 2019-03-14 | 2022-01-18 | 广州市镭迪机电制造技术有限公司 | 一种单层特种dvd镜面及其使用方法和制造方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06134821A (ja) * | 1992-10-29 | 1994-05-17 | Meiki Co Ltd | ディスク用射出成形金型 |
EP0722818A2 (en) * | 1994-12-28 | 1996-07-24 | SEIKOH GIKEN Co., Ltd. | Disc molding die |
TW499355B (en) * | 2001-07-27 | 2002-08-21 | Ritek Corp | Formation method of light conducting element and mold cavity structure |
JP2003220631A (ja) * | 2002-01-29 | 2003-08-05 | Ricoh Co Ltd | 成形金型と成形方法と成形基板及び光ディスク |
CN201325160Y (zh) * | 2008-12-01 | 2009-10-14 | 广州市镭迪机电制造技术有限公司 | 一种注塑模具的型腔外环的温度调节结构 |
CN203401644U (zh) * | 2013-06-29 | 2014-01-22 | 开平市盈光机电科技有限公司 | 一种用于制作光盘的型腔环的改进结构 |
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06134821A (ja) * | 1992-10-29 | 1994-05-17 | Meiki Co Ltd | ディスク用射出成形金型 |
EP0722818A2 (en) * | 1994-12-28 | 1996-07-24 | SEIKOH GIKEN Co., Ltd. | Disc molding die |
TW499355B (en) * | 2001-07-27 | 2002-08-21 | Ritek Corp | Formation method of light conducting element and mold cavity structure |
JP2003220631A (ja) * | 2002-01-29 | 2003-08-05 | Ricoh Co Ltd | 成形金型と成形方法と成形基板及び光ディスク |
CN201325160Y (zh) * | 2008-12-01 | 2009-10-14 | 广州市镭迪机电制造技术有限公司 | 一种注塑模具的型腔外环的温度调节结构 |
CN203401644U (zh) * | 2013-06-29 | 2014-01-22 | 开平市盈光机电科技有限公司 | 一种用于制作光盘的型腔环的改进结构 |
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Owner name: GUANGZHOU YINGGUANG TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: KAIPING YINGGUANG ELECTROMECHANICAL TECHNOLOGY CO., LTD. Effective date: 20140924 |
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Effective date of registration: 20140924 Address after: Two, Guangdong Guangzhou hi tech Industrial Development Zone, Science Town, West 69, No. 510000, plant No. 1, building, Guangzhou Applicant after: KAIPING YINGGUANG ELECTROMECHANICAL TECHNOLOGY CO., LTD. Address before: Kaiping Xianglong three port area of Guangdong Province, Jiangmen City Road 529300 No. 42 Building 5 Applicant before: Kaiping Yingguang Electromechanical Technology Co., Ltd. |
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