| 摘要 |
A Brozinskyi’s propulsion device comprises a frame and two propellers made for rotation in opposite directions, each of the propellers is permanently connected to an annular channel embracing it, with possibility of free rotation on its axle, which is attached in a fork of a frame, and the annular channel is connected by an element of flexible transmission of rotation with its shaft being common to both screws of a drive equipped with a mechanism of rotation of the shafts in opposite directions. |
