| 摘要 |
PCT No. PCT/RU97/00177 Sec. 371 Date Feb. 4, 1998 Sec. 102(e) Date Feb. 4, 1998 PCT Filed Jun. 5, 1997 PCT Pub. No. WO97/47073 PCT Pub. Date Dec. 11, 1997A piezoelectric stepping motor comprises a cylindrical housing (1), fixing units and a movable part (4). The fixing units are made in the form of two shifting-fixing (2) and rotary-fixing (3) piezoelectric units arranged one behind the other in a longitudinal plane. |
