发明授权
US4612031A Method and apparatus for shaping glass sheets on shaping molds with
flotation blocks
失效
用浮选块在成形模具上成形玻璃板的方法和装置
- 专利标题： Method and apparatus for shaping glass sheets on shaping molds with flotation blocks
- 专利标题（中）： 用浮选块在成形模具上成形玻璃板的方法和装置
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申请号： US748067申请日： 1985-06-24
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公开(公告)号： US4612031A公开(公告)日： 1986-09-16
- 发明人: Terry A. Bennett , William B. Zimmerman , Michael B. Maslanka
- 申请人： Terry A. Bennett , William B. Zimmerman , Michael B. Maslanka
- 申请人地址： PA Pittsburgh
- 专利权人： PPG Industries, Inc.
- 当前专利权人： PPG Industries, Inc.
- 当前专利权人地址： PA Pittsburgh
- 主分类号： C03B23/03
- IPC分类号： C03B23/03 ; C03B23/035 ; C03B35/24 ; C03B23/02
摘要：
A hot glass sheet shaping apparatus for shaping glass sheets with selected portions wider than its trailing edge as it is conveyed to the shaping station. Flotation blocks are positioned adjacent a gas hearth bed support in the shaping station to support the selected portions of the glass sheet as they are conveyed thereover, to prevent these portions from contacting the gas hearth bed.
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