Clothes washing machine having unbalance sensing means

Claim 1

A WASHING MACHINE COMPRISING: (A) A MOVING SYSTEM INCLUDING A ROTATABLY MOUNTED CLOTHES RECEIVING BASKET; (B) MEANS FOR WASHING CLOTHES IN SAID BASKET AND FOR ROTATING SAID BASKET AT HIGH SPEED; (C) A RIGID FRAME SYSTEM PROVIDED FOR SUPPORTING SAID MOVING SYSTEM, SAID MOVING SYSTEM BEING PIVOTALLY MOUNTED ON SAID FRAME SYSTEM AND BEING SEATED ON SAID FRAME SYSTEM IN RIGID ENGAGEMENT THEREWITH AT A POINT REMOVED FROM THE PIVOT SO THAT SAID SYSTEMS ARE HELD TOGETHER AT SAID POINT BY A PREDETERMINED GRAVITATIONAL FORCE AND SEPARATE WHEN VIBRATIONA FORCES IN SAID MOVING SYSTEM OVERCOME SAID PREDETERMINED FORCE; (D) CONTROLLING MEANS FOR CAUSING SAID BASKET TO ROTATE AT HIGH SPEED AT THE END OF A WASHING OPERATION; (E) SWITCH MEANS ADJACENT SAID POINT OF RIGID ENGAGEMENT HAVING A PAIR OF CONTACTS ENABLING AND DISABLING SAID CONTROLLING MEANS TO CAUSE HIGH SPEED ROTATION OF SAID BASKET WHEN SAID CONTACTS ARE RESPECTIVELY CLOSED AND OPENED; (F) SAID SYSTEMS COOPERATING TO PRESS SAID CONTACTS TOGETHER BY GRAVITATIONAL FORCE WHEN SAID SYSTEMS ARE RIGIDLY HELD TOGETHER BY SAID PREDETERMINED FORCE, SAID CONTACTS BEING ARRANGED SO THAT THEY OPEN WHEN SAID SYSTEMS START TO SEPARATE.