作者: Yukifumi Yamada , Shinya Isobe , Naoki Goto , Kazuhide Ishikawa
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摘要: A vehicle seat reclining apparatus comprises a base member to be connected one of cushion and back, rotation which is the other arranged rotate relative includes an internal gear, regulating regulate axial movement member, locking setup external gear move between lock position engage with unlock for disengagement. The outer circumferential portion defining circular recess, including cylindrical fit rotatably in member. further flange projects radially outwards from portion, placed axially side surface facing away servings as sliding regulation set contact