Invention Grant
US4007671A Folding blank press with means to scarify blank surfaces intended for
gluing
失效
折叠式空压机具有清除用于胶合的空白表面的手段
- Patent Title: Folding blank press with means to scarify blank surfaces intended for gluing
- Patent Title (中): 折叠式空压机具有清除用于胶合的空白表面的手段
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Application No.: US608632Application Date: 1975-08-28
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Publication No.: US4007671APublication Date: 1977-02-15
- Inventor: Gordon Duncan
- Applicant: Gordon Duncan
- Assignee: Gordon Duncan
- Current Assignee: Gordon Duncan
- Main IPC: B26D3/08
- IPC: B26D3/08 ; B31B1/74
Abstract:
Folding blank processing apparatus with scarifying means to scar, or distort, the surface of the paper or board of the blank to produce pock marked surface scarring on the blank adjacent a score line fold for the purpose of holding adhesive at the scarified area to complete the construction of a box, or other means, out of the folded blank.
Public/Granted literature
- US5036344A Photographic camera Public/Granted day:1991-07-30
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