专利检索 ap:("Carl Zeiss Vision International GmbH" OR "Optotech Optikmaschinen GmbH") AND inv:"HARTMANN, Wito" 第 1 页

1.

发明公开
BLOCKING PIECE AND METHOD FOR VACUUM BLOCKING A LENS BLANK 审中-公开

公开(公告)号：EP4132746A1

公开(公告)日：2023-02-15

申请号：EP22701996.5

申请日：2022-01-27

申请人： Carl Zeiss Vision International GmbH , OptoTech Optikmaschinen GmbH

发明人： NOWAK, Gerd , HARTMANN, Wito , MANDLER, Roland , LACK, Oswin

IPC分类号： B24B9/14 , B24B13/005

2.

发明公开
BLANK CONTACTING ELEMENT, VACUUM BLOCKING PIECE AND METHOD FOR MANUFACTURING A SPECTACLE LENS 审中-公开

公开(公告)号：EP4446053A1

公开(公告)日：2024-10-16

申请号：EP23167300.5

申请日：2023-04-11

申请人： Carl Zeiss Vision International GmbH , Optotech Optikmaschinen GmbH

发明人： NOWAK, Gerd , HARTMANN, Wito , MANDLER, Roland , LACK, Oswin

IPC分类号： B24B13/005

摘要： Provided is a blank contacting element (20) adapted for a use with a vacuum blocking piece (10) suitable for vacuum blocking a lens blank (12), wherein the blank contacting element (20) is fluid-permeable and characterized in that at least an upper surface (22) of the blank contacting element (20), which is adapted to contact the lens blank (12), is made of an elastic material.