| 摘要 |
PURPOSE:To achieve a protection of a motor and easier cleaning by a method wherein outer and inner mortars are both mounted on the main body able to load or unload and an excessive current protector connected to the motor is built into the main body to cut energization thereof when the motor is locked. CONSTITUTION:An inner mortar 6b of a coffee beans crusher, 6 is mounted on a rotating shaft 11 with a lock screw 12 free to load or unload. When a motor 14 is locked by foreign matters between the outer mortar 6a and the inner mortar 6b, an excessive current protector 25 provided inside the main body 1 is operated to protect the motor 14 from damage. To remove the inner mortar 6b, the lock screw 12 is taken off the rotating shaft 11. To remove the outer mortar 6a, a stopper member 24 is taken off and an outer mortar case 22 is turned in the same direction as that of rotation of the rotating shaft 11 to release an outer mortar case retaining piece 22a and a hopper retaining piece 16a. |
