Apparatus for vacuum coating of a substrate
Substrate supply and windup rolls are arranged in a housing arranged at each end of a vacuum coating chamber. Gate means provide for optionally sealing of one housing for loading and unloading purposes while simultaneously coating a continuous strip related to the supply and windup rolls of the seco...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | Substrate supply and windup rolls are arranged in a housing arranged at each end of a vacuum coating chamber. Gate means provide for optionally sealing of one housing for loading and unloading purposes while simultaneously coating a continuous strip related to the supply and windup rolls of the second housing. Carriage means carry tension rolls at the extreme ends thereof and reciprocate across the coating chamber in operative association with said housings at the extremes of the reciprocating movement whereby to effect the coating and loading or unloading operations. |
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