| 摘要 |
<p>The telephone has a cylindrical shaft (8) placed inside an annular cylindrical toothed wheel (7), where the shaft is fixed with respect to a printed circuit board (6). A camera (9) is fixed with the wheel and has a lens opened on an outer periphery of the wheel towards an opening (10) of the wheel. The wheel is susceptible to rotate around the shaft such that the lens opens on a front or rear side of the telephone.</p> |
