发明名称 |
A TRAY FOR USE IN MANUFACTURING CONTACT LENSES |
摘要 |
A tray (20)for holding contact lens mold assemblies (70) during thermal curing of a contact lens precursor material in an oven 210 to form contact lenses. The tray (20) comprises a plurality of plates (60) and a frame (25) supporting the plates (60). The frame (25) is configured to be stacked vertically with a plurality of identical frames to form a tray stack (10). Each plate (60) is a carbon-fiber reinforced polymer plate and comprises a plurality of support structures (110) each arranged to support one contact lens mold assembly (70) during curing and a plurality of channels (90, 100) connecting the support structures (110), to allow gases to flow between them in the tray stack (10) during curing. |
申请公布号 |
WO2016162693(A1) |
申请公布日期 |
2016.10.13 |
申请号 |
WO2016GB50996 |
申请日期 |
2016.04.11 |
申请人 |
COOPERVISION INTERNATIONAL HOLDING COMPANY, LP |
发明人 |
GIBSON, John Robert;PAYNE, Geoffrey Douglas Sydney |
分类号 |
B29D11/00 |
主分类号 |
B29D11/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|