| 摘要 |
PCT No. PCT/SE93/00493 Sec. 371 Date Jan. 20, 1995 Sec. 102(e) Date Jan. 20, 1995 PCT Filed Jun. 3, 1993 PCT Pub. No. WO93/25935 PCT Pub. Date Dec. 23, 1993A camera is provided with means for effecting cyclic displacement of a mechanical system, such as a mirror mechanism (1) or shutter mechanism, between two end positions. The means include spring means (3) for biasing the system towards a neutral position or zone between the two end positions and drive means (5) for ensuring that the system sequentially reaches said end positions. |
