Torsional vibration damper comprising a damping system, a damping device and a ground device
A torsional vibration damper ( 70 ) with a damping device which has an input ( 67 ) and an output ( 72 ) which is operatively connected to a driven side ( 73 ). The output is connected to a mass damper system ( 1 ) and also to a mass arrangement ( 100 ). One of the two subassemblies—i.e., mass damper system ( 1 ) and mass arrangement ( 100 )—which are connected to the output ( 72 ) of the damping device ( 70 ) engages at the respective other subassembly comprising mass damper system or mass arrangement which is in turn connected to the output by a connection arrangement ( 77 ).
1. A torsional vibration damper comprising
a damping device ( 70 ) having an input ( 67 ) and an output ( 72 ) operatively connected to a driven side ( 73 );
a connection arrangement ( 77 );
two subassemblies comprising a mass damper system ( 1 ) and a mass arrangement ( 100 );
said output ( 72 ) of the damping device being connected to said mass damper system ( 1 ) and to said mass arrangement ( 100 ); wherein one of said two subassemblies comprising said mass damper system ( 1 ) and said mass arrangement ( 100 ) which are connected to said output ( 72 ) of said damping device ( 70 ) engages at said respective other subassembly comprising said mass damper system ( 1 ) and said mass arrangement ( 100 ) and wherein said other subassembly is connected to said output ( 72 ) by said connection arrangement ( 77 ); and
wherein said mass damper system ( 1 ) comprises a damper mass carrier ( 3 ) and at least one damper mass ( 7 ) at said damper mass carrier ( 3 ) and said mass arrangement ( 100 ) having at least one holder ( 102 ); wherein said mass arrangement ( 100 ) has a first connection ( 93 ) to said damper mass carrier ( 3 ) of said mass damper system ( 1 ) by said holder ( 102 ), and wherein said damper mass carrier ( 3 ) has a second connection ( 94 ) to said output ( 72 ) by said connection arrangement ( 77 ).
2. The torsional vibration damper according to claim 1 , additionally comprising a torsion damper hub ( 71 ) comprising a radial support ( 97 ) for said damper mass carrier ( 3 ) of said mass damper system ( 1 ); and wherein said output ( 72 ) is connected to said torsion damper hub ( 71 ) serving as the driven side ( 73 ).
3. The torsional vibration damper according to claim 2 , wherein said damper mass carrier ( 3 ) comprises at least one damper mass carrier element ( 5 a ); said radial support ( 97 ) at said torsion damper hub ( 71 ) has a first toothing ( 95 ), and said at least one damper mass carrier element ( 5 a ) has a second toothing ( 96 ) in operative connection with said first toothing ( 95 ), and wherein said first and second toothings ( 95 , 96 ) are held in an axially predetermined position relative to one another by an interference fit ( 134 ) to form said connection arrangement ( 77 ).
4. The torsional vibration damper according to claim 1 , additionally comprising a torsion damper hub ( 71 ) which serves as driven side ( 73 ) and wherein said mass damper system ( 1 ) comprising the damper mass carrier ( 3 ) and at least one damper mass ( 7 ) at said damper mass carrier ( 3 ) and said mass arrangement ( 100 ) having at least one holder ( 102 ); wherein said output ( 72 ) is connected to said torsion damper hub ( 71 ), said torsion damper hub ( 71 ) having a radial support ( 97 ) for said damper mass carrier ( 3 ) of said mass damper system ( 1 ) and for said holder ( 102 ) of said mass arrangement ( 100 ).
5. The torsional vibration damper according to claim 4 , additionally comprising the torsion damper hub ( 71 ) and the damper mass carrier ( 3 ) having at least one damper mass carrier element ( 5 a , 5 b ), and wherein said connection arrangement ( 77 ) comprises a plurality of axially multi-stepped rivets ( 76 ) extending through said torsion damper hub ( 71 ) and through said damper mass carrier element ( 5 a ).
6. The torsional vibration damper according to claim 4 , additionally comprising a hydrodynamic coupling arrangement ( 56 ) having a hydrodynamic circuit ( 60 ) formed at least by an impeller ( 61 ) and a turbine ( 62 ) and having a clutch device ( 64 ) for bypassing the hydrodynamic circuit ( 60 ) in predetermined operating states; wherein said mass arrangement ( 100 ) is formed by said turbine ( 62 ); and said holder ( 102 ) of said mass arrangement ( 100 ) is formed by a turbine base ( 92 ) of said turbine ( 62 ).
7. The torsional vibration damper according to claim 1 , additionally comprising a torsion damper hub ( 71 ) which serves as driven side ( 73 ) and the damper mass carrier ( 3 ) having at least one damper mass carrier element ( 5 a , 5 b ), and wherein said connection arrangement ( 77 ) comprises a plurality of axially multi-stepped rivets ( 76 ) extending through said torsion damper hub ( 71 ) and through said damper mass carrier element ( 5 a ).
8. The torsional vibration damper according to claim 1 , wherein said damping device ( 70 ) comprises an individual damping unit or a plurality of damping units ( 68 , 69 ) of which said respective damping unit ( 68 ) on a drive side ( 18 ) is in operative connection with the respective damping unit ( 69 ) on the driven side ( 73 ) via an intermediate transmission ( 74 ), and wherein said individual damping unit or said at least one damping unit ( 68 , 69 ) of said damping device ( 70 ) comprise a selection of a predetermined combination of energy storages ( 98 ), a configuration of energy storages ( 98 ) for a predetermined load, or a construction of energy storages ( 98 ) with a predetermined coil progression.
9. The torsional vibration damper according to claim 8 , wherein said at least one damping unit ( 68 , 69 ) of said damping device ( 70 ) comprises a plurality of energy storages ( 98 a , 98 b ) which differ from one another with respect to their stiffness or with respect to their extension in an operative direction in order to generate a multi-step characteristic.
10. The torsional vibration damper according to claim 9 , wherein said energy storages ( 98 a , 98 b ) constructed with relatively greater and relatively smaller extension in an operative direction are arranged concentric to one another; and wherein the energy storage ( 98 a ) with the relatively greater extension in extension direction surrounds the energy storage ( 98 b ) with the relatively smaller extension in extension direction.
11. The torsional vibration damper according to claim 8 , wherein said at least one of said damping units ( 68 , 69 ) of said damping device ( 70 ) comprises energy storages ( 98 ) which are configured for partial load with respect to an available torque.
12. The torsional vibration damper according to claim 8 , wherein said at least one of said damping units ( 68 , 69 ) of said damping device ( 70 ) comprises energy storages ( 98 ) having coils ( 99 ) which have in an extension direction at least a portion in which distances of said coils ( 99 ) relative to one another diverge from those distances between the coils ( 99 ) that are provided at other portions of said energy storages ( 98 ).
13. The torsional vibration damper according to claim 1 , additionally comprising a hydrodynamic coupling arrangement ( 56 ) having a hydrodynamic circuit ( 60 ) formed at least by an impeller ( 61 ) and a turbine ( 62 ) and having a clutch device ( 64 ) for bypassing the hydrodynamic circuit ( 60 ) in predetermined operating states; wherein said mass arrangement ( 100 ) is formed by said turbine ( 62 ); and said holder ( 102 ) of said mass arrangement ( 100 ) is formed by a turbine base ( 92 ) of said turbine ( 62 ).
14. The torsional vibration damper according to claim 1 , additionally comprising a radial support ( 97 ) at said torsion damper hub ( 71 ); wherein said damper mass carrier ( 3 ) comprises at least one damper mass carrier element ( 5 a ); said radial support ( 97 ) has a first toothing ( 95 ), and said at least one damper mass carrier element ( 5 a ) has a second toothing ( 96 ) in operative connection with said first toothing ( 95 ), and wherein said first and second toothings ( 95 , 96 ) are held in an axially predetermined position relative to one another by an interference fit ( 134 ) to form said connection arrangement ( 77 ).
15. The torsional vibration damper according to claim 1 , wherein said damping device ( 70 ) comprises an individual damping unit or a plurality of damping units ( 68 , 69 ) of which said respective damping unit ( 68 ) on a drive side ( 18 ) is in operative connection with the respective damping unit ( 69 ) on the driven side ( 73 ) via an intermediate transmission ( 74 ), and wherein said individual damping unit or said at least one damping unit ( 68 , 69 ) of said damping device ( 70 ) comprise a selection of a predetermined combination of energy storages ( 98 ), a configuration of energy storages ( 98 ) for a predetermined load, or a construction of energy storages ( 98 ) with a predetermined coil progression.