FOOTWEAR WITH ACTIVELY ENGAGED OUTSOLE Russian patent published in 2019 - IPC A43B1/00 

FIELD: satisfaction of human vital needs.

SUBSTANCE: invention relates to a shoe article comprising an upper part; a outsole assembly connected to the top, where the outsole assembly comprises a first engaging member, the first engaging member comprising: a first central axis; first working ledge, generally aligned with first central axis, where first working ledge comprises working protrusion surface in contact with ground, defining periphery and outer wall of working protrusion extending upward from working protrusion surface contacting with ground; and a first protrusion ring located around the projection surrounding the first working projection and located radially outward from the outer wall of the working protrusion; where the first protrusion ring comprises an inner edge of the ring disposed about the protrusion, and an inner wall of the collar ring, which generally faces the outer wall of the protrusion, and the surface of the collar ring in contact with the ground; wherein the first engaging member comprises a first indentation cavity formed in the sub-assembly above the first working projection and the first collar ring; wherein the first engaging member can be engaged in the protruding position when the first engaging member is not under action of the compressive force of the user's weight, and in the engagement position when the first engaging member is under action of the compressive force; wherein in the engagement position, the first working ledge and the first protrusion ring are pressed at least partially into the first indentation cavity, wherein the first protrusion ring moves to the first central axis of the first engaging member in the engagement position.

EFFECT: technical result consists in increase of traction elements of running layer elements.

20 cl, 8 dwg