Wrinkle reduction assembly using two pairs of tensioning rollers, one pair having a chevron pattern
An apparatus and method for reducing wrinkles in a film (102) is disclosed. The apparatus includes a first pair (100) of cylindrical rollers including a first roller (108a) and a second roller (108b), the first and second roller disposed parallel to each other, and each having a substantially smooth...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | An apparatus and method for reducing wrinkles in a film (102) is disclosed. The apparatus includes a first pair (100) of cylindrical rollers including a first roller (108a) and a second roller (108b), the first and second roller disposed parallel to each other, and each having a substantially smooth surface. Also included are a second pair (110) of cylindrical rollers including a third roller (112a) and a fourth roller (112b), the third and fourth roller disposed parallel to each other, and at least one of the third (112a) and fourth roller (112b) having a chevron pattern disposed on the surface. The first pair of rollers (100) being adjacent to and spaced apart from the second pair of rollers (110). The rollers may be in an open or closed position and all rollers freely rotate. |
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