Patent ID: 6050383
Filing Date: 2000-04-18
Classification: F16F

Abstract:
A damper disk assembly comprising:a hub (4);a first circular plate member (3) disposed radially outside of said hub (4);an intermediate member (9b) disposed near said hub (4) and said first circular plate member (3);a second circular plate member (13) arranged on a second axial side of said first circular plate member (3);a second elastic member (10) circumferentially and elastically coupling said intermediate member (9b) and said first circular plate member (3) together;a third elastic member (5) circumferential and elastically coupling said first and second circular plate members (3, 13);a damper (8) having a first elastic member (7) circumferentially and elastically coupling said hub (4) and said intermediate member (9b) together, and axially offset from said first circular plate member (3);whereinsaid hub (4) has a radially projected portion (57), and said damper (8) is disposed on a radially outward side of said hub (4), said damper (8) being located axially between said projected portion (57) and said second circular plate member (13);said damper (8) includes a first damper member (30) non-rotatably engaged with said intermediate member (9b), a second damper member (31) non-rotatably engaged with said hub, and said first elastic member (7) circumferentially and elastically coupling said first and second damper members (30, 31) together; andsaid first and second damper members (30, 31) are relatively movable in an axial direction with respect to each other, said first and second damper members (30, 31) have sliding portions in contact with each other, and said damper further has a biasing member (32) axially biasing said first and second damper members (30, 31) toward each other.