- 专利标题： Method and apparatus for bending glass sheets
-
申请号： US3607188D申请日： 1969-08-06
-
公开(公告)号： US3607188A公开(公告)日： 1971-09-21
- 发明人: STILLEY GEORGE W , EILENFELD HERBERT W
- 申请人： PPG INDUSTRIES INC
- 专利权人： Ppg Industries Inc
- 当前专利权人： Ppg Industries Inc
- 优先权： US84788369 1969-08-06
- 主分类号： C03B23/023
- IPC分类号： C03B23/023 ; C03B23/025 ; C03B23/02
摘要：
Apparatus and method for shaping glass into spherical shapes by extrusion using a ring support, a plunger movable from above to below said ring support and means other than a mold shaping surface for receiving the shaped glass disposed below the ring support.
信息查询
