发明授权
- 专利标题: Molding method for optical element and apparatus therefor
- 专利标题(中): 光学元件成型方法及其设备
-
申请号: US272321申请日: 1988-11-17
-
公开(公告)号: US4913718A公开(公告)日: 1990-04-03
- 发明人: Fumitaka Yoshimura , Tomomasa Nakano , Isamu Shigyo
- 申请人: Fumitaka Yoshimura , Tomomasa Nakano , Isamu Shigyo
- 申请人地址: JPX Tokyo
- 专利权人: Canon Kabushiki Kaisha
- 当前专利权人: Canon Kabushiki Kaisha
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX62-292156 19871120; JPX62-330471 19871226; JPX62-330472 19871226; JPX63-006922 19880118; JPX63-006923 19880118; JPX63-006924 19880118; JPX63-003816[U]JPX 19880118
- 主分类号: C03B11/08
- IPC分类号: C03B11/08
摘要:
Disclosed is a glass press molding method which comprises a step of heating glass material and a mold die composed at least of an upper mold die and a lower mold die for molding the glass material;a step of pressing the glass material by means of the mold die;plural pallets for supporting the glass material and the mold die, each of the pallet supporting the glass material and the mold die in independent manner;a step of transporting, in succession, the pallets each supporting the glass material and the mold die; anda step of transferring the glass material, prior to the pressing step, in such a manner as to place the glass material, heated to a predetermined temperature in the heating step, between the lower mold die and the upper mold die, and to transfer the pallet with the glass material inserted in the mold die to the pressing step.
公开/授权文献
信息查询