To provide a torsional damper which uses a bearing to be stably fixed without causing positional deviation in a rotary shaft including the bearing.SOLUTION: A torsional damper 1A includes: an inner ring 2 attached to a stub shaft 52 pivotally supported by a bearing 41 and fitted on the stub shaft 52; a mass body 3; and an elastic member 4 disposed between the inner ring 2 and the mass body 3. A spacer 5 is provided between an annular step surface 57 of the stub shaft 52 and the bearing 41, and the inner ring 2 is sandwiched between the annular step surface 57 and the bearing 41 through the spacer 5.SELECTED DRAWING: Figure 1
【課題】軸受を備えた回転軸において、軸受を利用して、位置ずれがなく安定して固定可能なトーショナルダンパを提供する。【解決手段】軸受41に軸支されたスタブシャフト52に取り付けられ、スタブシャフト52に外嵌される内環2と、質量体3と、内環2と質量体3との間に介設される弾性部材4とを備えたトーショナルダンパ1Aであって、スタブシャフト52の環状段差面57と軸受41との間にスペーサ5を設け、スペーサ5を介して、内環2を環状段差面57と軸受41とで挟持させる。【選択図】図1
TORSIONAL DAMPER
トーショナルダンパ
2019-06-24
Patent
Electronic Resource
Japanese