A motor vehicle, especially a cabriolet vehicle, with a motor vehicle chassis is provided to whose underbody area at least two reinforcing struts are allocated, each of which trends from a chassis attachment with a component in the direction of a vertical longitudinal mid-plane. A connection support is provided free under the underbody and with a distance to it, at which support two of these struts are held in close distance to each other with respect to the vehicle transverse direction, as well as two further struts, which from there extend away, in each case, with a component in the direction of the vertical longitudinal mid-plane, wherein the connection support is angled about at least one axis extending transverse to the vehicle between the mountings for the two struts and the mountings for the two further struts.
1. A motor vehicle ( 1 ), comprising:
a motor vehicle chassis;
at least two reinforcing struts ( 4 , 5 ) located below an underbody ( 2 ) of said chassis, each of which extends from a respective chassis attachment ( 6 , 7 ) with a component in the direction of a vertical longitudinal mid-plane ( 3 ), wherein said chassis attachments are spaced by a first distance with respect to the vehicle transverse direction; and
a connection support ( 12 ) provided free under the underbody ( 2 ) and with a distance from the underbody ( 2 ), at which support said at least two struts ( 4 , 5 ) are held at a second distance ( 8 ) smaller than said first distance with respect to the vehicle transverse direction, as well as two further struts ( 13 , 14 ), which from there extend away, in each case, with a component in the direction of the vertical longitudinal mid-plane ( 3 );
wherein the connection support ( 12 ) is angled about at least one axis ( 24 ) extending transverse to the longitudinal direction of the vehicle ( 1 ) between the mountings for said two struts ( 4 , 5 ) and the mountings for said two further struts ( 13 , 14 );
wherein at the connection support, said two strut pairs ( 4 , 5 ; 13 , 14 ) are arranged behind one another and have, at least in projection onto a bent plane corresponding to the axis ( 24 ) of the connection support ( 12 ), a nearly x-shaped collective form;
wherein distal ends ( 17 , 18 ) of said two further struts ( 13 , 14 ) are fixed at a transverse support ( 20 ) to the chassis via connection flanges ( 21 , 22 ) which at least partially encompass the front and rear sides of said transverse support ( 20 ).
2. Motor vehicle ( 1 ) according to claim 1 ,
wherein the second distance ( 8 ) of the mountings of the struts ( 4 , 5 ) at the connection support ( 12 ) amounts in the vehicle transverse direction to less than 120 millimeters.
3. Motor vehicle ( 1 ) according to claim 1 ,
wherein said two further struts ( 13 , 14 ) are held at the connection support ( 12 ) and distal ends ( 17 , 18 ) of said two further struts ( 13 , 14 ) are fixed, in each case, to one of a vehicle transverse support ( 20 ), a spare wheel well, or vehicle longitudinal supports.
4. Motor vehicle ( 1 ) according to claim 1 ,
wherein the struts ( 4 , 5 ; 13 , 14 ) of each strut pair, respectively, are held at a distance of less than 120 millimeters ( 8 , 19 ) in the vehicle transverse direction at the connection support ( 12 ).
5. Motor vehicle ( 1 ) according to claim 1 ,
characterized in that the connection support ( 12 ) is held exclusively via said struts ( 4 , 5 ; 13 , 14 ) at the underbody ( 2 ), and the forces of the elongation and compression introduced in a chassis connection ( 6 , 7 ; 17 , 18 ) of said struts ( 4 , 5 ; 13 , 14 ) are cancelled within said struts ( 4 , 5 ; 13 , 14 ).
6. Motor vehicle ( 1 ) according to claim 1 ,
wherein said struts ( 4 , 5 ; 13 , 14 ) are fixable at the connection support ( 12 ) via screw connections.
7. A motor vehicle ( 1 ), comprising:
a motor vehicle chassis;
at least two reinforcing struts ( 4 , 5 ) located below an underbody ( 2 ) of said chassis, each of which extends from a respective chassis attachment ( 6 , 7 ) with a component in the direction of a vertical longitudinal mid-plane ( 3 ), wherein said chassis attachments are spaced by a first distance with respect to the vehicle transverse direction; and
a connection support ( 12 ) provided free under the underbody ( 2 ) and with a distance from the underbody ( 2 ), at which support said at least two struts ( 4 , 5 ) are held at a second distance ( 8 ) smaller than said first distance with respect to the vehicle transverse direction, as well as two further struts ( 13 , 14 ), which from there extend away, in each case, with a component in the direction of the vertical longitudinal mid-plane ( 3 );
wherein the connection support ( 12 ) is angled about at least one axis ( 24 ) extending transverse to the vehicle ( 1 ) between the mountings for said two struts ( 4 , 5 ) and the mountings for said two further struts ( 13 , 14 ),
wherein the connection support ( 12 ) is located in front of a rear axle ( 25 ) in the direction of travel (F).
8. The motor vehicle ( 1 ) according to claim 7 ,
wherein ends ( 17 , 18 ) of said two further struts ( 13 , 14 ) are fixed at a transverse support ( 20 ) to the chassis via connection flanges ( 21 , 22 ) which at least partially encompass the front and rear sides of said transverse support ( 20 ).
9. The motor vehicle ( 1 ) according to claim 7 ,
wherein the second distance ( 8 ) of the mountings of the struts ( 4 , 5 ) at the connection support ( 12 ) amounts in the vehicle transverse direction to less than 120 millimeters.
10. The motor vehicle ( 1 ) according to claim 7 ,
wherein said at least two reinforcing struts and said two further struts ( 4 , 5 ; 13 , 14 ) held at the connection support ( 12 ) are guided in front of the rear axle ( 25 ) in the direction of travel (F) to their chassis connection ( 6 , 7 ; 17 , 18 ).
11. The motor vehicle ( 1 ) according to claim 10 ,
wherein ends ( 17 , 18 ) of said two further struts ( 13 , 14 ) are fixed at a transverse support ( 20 ) to the chassis via connection flanges ( 21 , 22 ) which at least partially encompass the front and rear sides of said transverse support ( 20 ).
12. A motor vehicle ( 1 ), comprising:
a motor vehicle chassis;
at least two reinforcing struts ( 4 , 5 ) located below an underbody ( 2 ) of said chassis, each of which extends from a respective chassis attachment ( 6 , 7 ) with a component in the direction of a vertical longitudinal mid-plane ( 3 ), wherein said chassis attachments are spaced by a first distance with respect to the vehicle transverse direction; and
a connection support ( 12 ) provided free under the underbody ( 2 ) and with a distance from the underbody ( 2 ), at which support said at least two struts ( 4 , 5 ) are held at a second distance ( 8 ) smaller than said first distance with respect to the vehicle transverse direction, as well as two further struts ( 13 , 14 ), which from there extend away, in each case, with a component in the direction of the vertical longitudinal mid-plane ( 3 );
wherein the connection support ( 12 ) is angled about at least one axis ( 24 ) extending transverse to the longitudinal direction of the vehicle ( 1 ) between the mountings for said two struts ( 4 , 5 ) and the mountings for said two further struts ( 13 , 14 ),
wherein said at least two reinforcing struts and said two further struts ( 4 , 5 ; 13 , 14 ) held at the connection support ( 12 ) are guided in front of a rear axle ( 25 ) in the direction of travel (F) to their chassis connection ( 6 , 7 ; 17 , 18 ).
13. The motor vehicle ( 1 ) according to claim 12 ,
wherein the second distance ( 8 ) of the mountings of the struts ( 4 , 5 ) at the connection support ( 12 ) amounts in the vehicle transverse direction to less than 120 millimeters.