| 摘要 |
PURPOSE:To make it easy to take out a motor and to repair it by dividing a frame enclosing the motor into 2 portions, and providing gear groups for performing the film advancing, film returning, and the like of a camera on one outside of the enclosing frame. CONSTITUTION:An enclosing frame which encloses a driving motor 26 is divided into 2 portions at the surface which is in parallel with a rotating shaft 29 of said motor 26. One portion serves as a cover 27, and the other is made to be a base plate 28. A plurality of permanent magnets 33 are provided on the cover 27 and the base plate 28. A rotor 32 having a core and coil and a commutator 34 are provided on the rotating shaft 29, and both ends of the shaft are fixed to the cover 27 through bearings. At both ends of the rotating shaft 29, are installed worm gears 35 and 36 which directly transmit the rotation of the motor 26. At the back of the base plate 28, are provided a gear group 40 for film advancing, a gear group 65 for film returning, and a gear group 50 for shutter release. Said gear groups are engaged with the worm gears 35 and 36. |
