Roll or roller – Concentric layered annulus – Specific composition
Patent
1995-04-05
1997-03-11
Cuda, Irene
Roll or roller
Concentric layered annulus
Specific composition
492 53, G03G 1520
Patent
active
056095546
ABSTRACT:
A conductive roll including a conductive shaft, a conductive rubber foam layer formed on an outer circumferential surface of the conductive shaft, and a semi-conductive solid rubber layer formed on an outer circumferential surface of the conductive rubber foam layer. The conductive roll is produced by forming a cylindrical laminar body which gives the conductive rubber foam layer and semi-conductive solid rubber layer, and simultaneously vulcanizing and foaming the laminar body in a mold in which the conductive shaft is placed in position.
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Hayashi Saburou
Shiraki Keita
Yamamoto Takafumi
Cuda Irene
Tokai Rubber Industries Ltd.
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