DRAFT GEAR HOUSING Russian patent published in 2021 - IPC B61G9/22 B61G11/18 F16F7/08 

FIELD: railway transport.

SUBSTANCE: invention relates to the field of railway transport, in particular to the bodies of draft gears. The body includes a glass with a rectangular base, ribs at the base and a neck. The neck is hexagonal with three projections inside. The protrusions are equidistant from each other along the perimeter. The internal hexagon of the neck is turned relative to the external hexagon of the body by 28 - 32°. The axis of symmetry of one of the protrusions coincides with the transverse axis of the larger side of the rectangular base of the case.

EFFECT: invention increases the safety margin in the critical areas of the neck.

3 cl, 1 tbl, 8 dwg