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METHOD AND DEVICE FOR MANUFACTURING COMPOSITE SHEET
专利权人:
Masaki Nakakado
发明人:
Masaki Nakakado
申请号:
US14416765
公开号:
US20150182386A1
申请日:
2013.07.25
申请国别(地区):
US
年份:
2015
代理人:
摘要:
A method including: a step of forming depressions and protrusions on a first continuous sheet between a first roll and a second roll; a placement step of placing a plurality of granular particles in depressed portions of the depressions and protrusions of the first continuous sheet; a step of laying a second continuous sheet on the first continuous sheet, thereby forming a sandwich structure; and a step of bonding the two sheets with each other along protruding portions of the depressions and protrusions of the first continuous sheet, wherein a circumferential velocity of the second roll is greater than a circumferential velocity of the first roll.
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中国工程科技知识中心
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