Koyo Seiko Company, Ltd.

Keiichi Miyoshi

Toshikazu Kawakami

Youichi Numada

Takashi Masui

In a self-aligning bearing positioning and supporting one end of a rotation shaft in an axial direction and allowing the rotation shaft to bend, the bearing is structured as a double row cylindrical roller bearing with aligning ring, a first row of cylindrical roller group is positioned by being held in an axial direction between a radially inward flange provided in an intermediate portion in an axial direction of an outer ring having an outer peripheral surface formed in a spherical surface shape, and a flange provided in one outer end of two inner rings, and a second row of cylindrical roller group is positioned by being held in the axial direction between the flange of the outer ring and a flange provided in another outer ends of the two inner rings.

Self-aligning bearing

A roll apparatus provided at a continuous caster for transferring a cast piece to a predetermined location includes: at least three divided rolls arranged to align concentrically and in an axial direction thereof to constitute a roll forming a cast piece transfer path. At least one end portion of at least of the divided rolls is supported by a cylindrical roller bearing of a full roller type.

Growing community of inventors

Osaka, Japan

Keiichi Miyoshi