发明名称 |
Method for ganged scoring of glass |
摘要 |
Ganged scores are made in two directions on a sheet of glass in order to subdivide it into a plurality of small pieces. Interchangeable scoring tool holders are utilized to adapt the apparatus to different score spacings. Scoring pressure can be varied on each scoring tool individually or simultaneously on all scoring tools in a gang. Means for projecting a visual image is provided to aid accurate alignment of a patterned sheet of glass.
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申请公布号 |
US3880029(A) |
申请公布日期 |
1975.04.29 |
申请号 |
US19740480806 |
申请日期 |
1974.06.19 |
申请人 |
PPG INDUSTRIES, INC. |
发明人 |
BONADDIO, ROBERT M.;PARKHILL, LAVERNE O. |
分类号 |
C03B33/027;C03B33/03;(IPC1-7):B26D3/08;C03B33/04 |
主分类号 |
C03B33/027 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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