INVERTED ROLLER SCREW REDUCER Russian patent published in 2017 - IPC F16H1/28 

FIELD: machine engineering.

SUBSTANCE: roller-helical gearbox contains the input link, the support link, the output link and the rollers. The rollers have at least one pair of thread sections of different directions. Each link contains at least two nuts with the multistart threads of different directions, fixed relative to each other. The multistart thread of the support link nuts and the output link nuts made on its outer surface. Each roller section of at least one pair of roller sections is interacted with at least one nut of the support link and/or at least one nut of the output link. At least two nuts of the input link are arranged around the rollers in such a way, that at least one pair of roller sections interacts with the nuts thread of the input link.

EFFECT: simplification of design.

11 cl, 5 dwg