BEARING DEVICE AND ROTATING MACHINE

A bearing device is configured to rotatably support a rotational shaft of a rotating machine and includes: a semi-floating bearing supported by a bearing housing; and an anti-rotation pin fixed to the bearing housing and having an insertion portion inserted from an outer peripheral side into an inse...

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Bibliographische Detailangaben
Hauptverfasser: FUTAE, Takaya, SHIRAKAWA, Taiyo, OGAWA, Shinji, NAGAI, Naoyuki
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:A bearing device is configured to rotatably support a rotational shaft of a rotating machine and includes: a semi-floating bearing supported by a bearing housing; and an anti-rotation pin fixed to the bearing housing and having an insertion portion inserted from an outer peripheral side into an insertion hole formed on an outer surface of the semi-floating bearing. At least one of the insertion hole or the insertion portion has at least one protrusion that protrudes toward the other of the insertion hole or the insertion portion in a plan view perpendicular to an axis of the rotational shaft.