| 摘要 |
<p>The piece (10) has a motor orifice (12) and resistant orifice that are provided with elongated sections, where the piece is asymmetrical with respect to planes (16, 18). The axes of the planes are common to the orifices, and the directions of the planes are respectively longitudinal to the sections of the orifices. The orifices are coaxially arranged for receiving rotating shafts. The orifices are respectively provided in two-halves of a cylinder. The longitudinal directions of the sections of respective orifices are perpendicular.</p> |
