Roll or roller – With specific roller exterior surface structure – Surface projections – indentations – or slits
Patent
1998-09-23
2000-06-20
Bryant, David P.
Roll or roller
With specific roller exterior surface structure
Surface projections, indentations, or slits
492 52, 492 18, B23P 1500
Patent
active
060772077
ABSTRACT:
A printing web transporting roller is disclosed which is characterized by using as the roller basis thereof a roller basis made of a fiber-reinforced plastics and provided on the peripheral surface thereof with a plurality of portions of a surface of large curvature and a plurality of portions of a surface of small curvature alternately arranged in a mutually adjoining state and having a composite coating film superposed on the roller basis and composed of a porous ceramic layer formed by thermal spraying and a resin layer formed on the surface of the ceramic layer and inside the pores in the ceramic layer.
Shiba Noriyuki
Umezu Kunihiro
Yokoyama Kazuhiro
Bryant David P.
Butler Marc W.
Kabushiki Kaisha Tokyo Kikai Seisakusho
Nippon Steel Chemical Co. Ltd.
Yoshikawa Kogyo Co., Ltd.
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