发明名称 Magnetic cylinder having rigid support for magnet cover
摘要 A magnetic cylinder for use in printing or die cutting has annular spaced-apart pole pieces with flexible or pliable annular magnets in the spaces between the pole pieces, a protective covering over the magnets and supports alongside the magnets for structurally supporting the protective covering.
申请公布号 US4852490(A) 申请公布日期 1989.08.01
申请号 US19880211829 申请日期 1988.06.27
申请人 T. D. WRIGHT, INC. 发明人 MCEACHERN, DAVID A.
分类号 B41F27/02;H01F7/02 主分类号 B41F27/02
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