US 12,409,870 B2
Traction coupling
Minzhe Shi, Braunschweig (DE); Ioan Deac, Hildesheim (DE); and Yves Dereymaeker, Adlum-Harsum (DE)
Assigned to Voith Patent GmbH, Heidenheim (DE)
Filed by Voith Patent GmbH, Heidenheim (DE)
Filed on Nov. 24, 2021, as Appl. No. 17/535,471.
Application 17/535,471 is a continuation of application No. PCT/EP2020/062493, filed on May 6, 2020.
Claims priority of application No. 10 2019 114 237.7 (DE), filed on May 28, 2019.
Prior Publication US 2022/0153319 A1, May 19, 2022
Int. Cl. B61C 17/08 (2006.01); B61G 3/00 (2006.01); F16N 7/00 (2006.01); B61G 3/04 (2006.01); B61G 5/08 (2006.01)
CPC B61C 17/08 (2013.01) [B61G 3/00 (2013.01); F16N 7/00 (2013.01); B61G 3/04 (2013.01); B61G 5/08 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A traction coupling, comprising:
a coupling rod;
a bearing block;
a coupling head supported by the coupling rod, the coupling rod extends in an axial direction from an attachment end to the coupling head, in a region of the attachment end, the coupling head is mounted in a pivotable manner on the bearing block of the traction coupling in order to be attached to a rail vehicle; and
at least one lubricating device including:
at least one lubricant source; and
at least one lubricant conveying lubricant line connected to the at least one lubricant source for lubrication of joints and/or movement points in the traction coupling, wherein the joints and/or movement points of various components of the following group of components of the traction coupling are lubricated with the at least one lubricating device:
the coupling rod;
the coupling head; and
the bearing block;
wherein the at least one lubricant source is provided for lubrication of the joints and/or movement points of the components in the group of components;
wherein the at least one lubricant source is arranged on one of the components in the group of components or is in the vicinity of a connection of the bearing block on a carriage of the rail vehicle; and
at least one lubricant distributor positioned between the at least one lubricant source and the various joints and/or movement points of at least one of the components, the at least one lubricant distributor having at least one lubricant supply line coupled thereto, and a plurality of lubricant discharge lines coupled thereto.