US Patent 7478662 Apparatus for sealing foils to each other
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Patent abstract
A sealer for bonding a cover foil to a support foil has upper and lower tools having confronting faces between which the foils move in a transport direction, a drive for pressing one of the tools vertically toward the other tool and thereby compressing the foils together between the faces, an intermediate plate between the drive means and the one tool formed with an array of pressurizable chambers. These chambers can be selectively pressurized.
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US Patent 07478662 Apparatus for sealing foils to each other US Patent 7478662 Apparatus for sealing foils to each other
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Patent Number
0747866200
Patent Number
747866200
Edits on 22 May, 2023
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Official Website
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Infobox
Is a
Patent Jurisdiction
Patent Number
074786620
Date of Patent
January 20, 2009
0Patent Application Number
112448130
Date Filed
October 6, 2005
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
074786620
Date of Patent
January 20, 2009
0Patent Application Number
112448130
Date Filed
October 6, 2005
0Official Website
Patent Primary Examiner
Edits on 14 Jun, 2022
Golden AI
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US Patent 07478662 Apparatus for sealing foils to each other
Infobox
Is a
Patent jurisdiction
Patent number
07478662
Date of patent
January 20, 2009
Patent application number
11244813
Date Filed
October 6, 2005
Patent primary examiner
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