| 摘要 |
A WASHING MACHINE INCLUDES AN OUTER TUB (2), A ROTATABLE TUB (4) , AN AGITATOR (5) MOUNTED IN THE ROTATABLE TUB (4) , A HOLLOW TUB SHAFT (12) TRANSMITTING A ROTATING FORCE TO THE ROTATABLE TUB (4), AN AGITATOR SHAFT (14) INSERTED IN THE TUB SHAFT (12) FOR TRANSMITTING A ROTATING FORCE TO THE AGITATOR (5), AN ELECTRIC MOTOR (17) INCLUDING A STATOR (18) CONCENTRIC WITH THE AGITATOR SHAFT (14) AND A ROTOR (25) MOUNTED ON A LOWER END OF THE AGITATOR SHAFT (14), A CLUTCH (30) FOR CHANGING BETWEEN A FIRST MODE IN WHICH THE TUB SHAFT (12) IS OPERATIVELY COUPLED TO THE AGITATOR SHAFT (14) IN A DEHYDRATION STEP SO THAT THE ROTOR (25), THE AGITATOR SHAFT (14) AND THE TUB SHAFT (12) ARE ROTATED TOGETHER AND A SECOND MODE IN WHICH THE TUB SHAFT (12) IS DECOUPLED FROM THE AGITATOR SHAFT (14) IN A WASH STEP SO THAT THE TUB SHAFT (12) IS PREVENTED FROM BEING ROTATED WITH THE ROTOR (25) AND THE AGITATOR SHAFT (14), THE CLUTCH (30) HAVING A CHANGE-OVER MEMBER (34) AND CHANGING BETWEEN THE FIRST AND SECOND MODES ON THE BASIS OF OPERATION OF THE CHANGE-OVER MEMBER (34), A MECHANISM HOUSING (10) MOUNTED ON AN OUTER BOTTOM OF THE OUTER TUB (2) SO THAT THE TUB SHAFT (12), THE AGITATOR SHAFT (14), THE MOTOR (17) AND THE CLUTCH (30) ARE MOUNTED ON THE MECHANISM HOUSING (10) TO BE COMPOSED INTO AN INTEGRAL MECHANISM UNIT (41), A DRAIN VALVE (8) PROVIDED FOR DISCHARGING WASH LIQUID, AND DRAIN VALVE DRIVE MEANS (43) FOR DRIVING THE DRAIN VALVE (8) AND FOR ACTUATING THE CHANGE-OVER MEMBER (34) OF THE CLUTCH (30). (FIGURE 1)
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