Fusible switch, battery control apparatus including same, and battery control method

A fusible switch comprising:

• two stationary electrodes separated from each other;
• a moving electrode capable of moving to contact the two stationary electrodes;
• a conductive bonding material positioned between the two stationary electrodes and the moving electrode;
• and
• a heating element,
• wherein a melting point of the conductive bonding material is lower than a melting point of the stationary electrodes and a melting point of the moving electrode,
• wherein the conductive bonding material is fusible by heating of the heating element, and when the conductive bonding material positioned between the moving electrode and the two stationary electrodes is melted by heat of the heating element and then solidified, the moving electrode is fusion-bonded to the two stationary electrodes and the two stationary electrodes are electrically connected.

A fusible switch comprising:

• two stationary electrodes separated from each other;
• a moving electrode capable of moving to be separated from the two stationary electrodes;
• a conductive bonding material positioned between the two stationary electrodes and the moving electrode and fusion-bonding the two stationary electrodes with the moving electrode;
• and
• a heating element,
• wherein a melting point of the conductive bonding material is lower than a melting point of the stationary electrodes and a melting point of the moving electrode,
• wherein the conductive bonding material is fusible by heating of the heating element, and when the moving electrode is moved so as to be separated from the two stationary electrodes after the conductive bonding material positioned between the moving electrode and the two stationary electrodes is melted by heat of the heating element, the two stationary electrodes are electrically disconnected.

A fusible switch comprising:

• a first stationary electrode and a second stationary electrode separated from each other;
• a third stationary electrode and a fourth stationary electrode separated from each other;
• one moving electrode;
• a conductive bonding material positioned between the stationary electrodes and the moving electrode;
• and
• a heating element,
• wherein a melting point of the conductive bonding material is lower than a melting point of the stationary electrodes and a melting point of the moving electrode,
• wherein, when the moving electrode contacts the first stationary electrode and the second stationary electrode, the first stationary electrode and the second stationary electrode are electrically connected, and the third stationary electrode and the fourth stationary electrode are electrically disconnected,
• wherein, when the moving electrode contacts the third stationary electrode and the fourth stationary electrode, the first stationary electrode and the second stationary electrode are electrically disconnected, and the third stationary electrode and the fourth stationary electrode are electrically connected,
• wherein, when the moving electrode contacts two of the stationary electrodes, the moving electrode is fusion-bonded to the two stationary electrodes by the conductive bonding material,
• wherein, when the moving electrode is separated from the two stationary electrodes, the moving electrode is fusion-disconnected from the two stationary electrodes by the conductive bonding material,
• wherein the conductive bonding material is melted when the conductive bonding material is heated through the heating element.

A fusible switch comprising:

• two stationary electrodes separated from each other;
• a moving electrode capable of moving to contact the two stationary electrodes;
• a conductive bonding material positioned between the two stationary electrodes and the moving electrode,
• wherein a melting point of the conductive bonding material is lower than a melting point of the stationary electrodes and a melting point of the moving electrode,
• wherein the two stationary electrodes are electrically connected when the moving electrode contacts the two stationary electrodes, and are electrically disconnected when the moving electrode is separated from the two stationary electrodes,
• wherein, when the moving electrode moves to contact the two stationary electrodes and comes into contact with the two stationary electrodes while an open voltage allowing an on-current to be applied to both ends of the two stationary electrodes is applied, the on-current flows between the two stationary electrodes via the moving electrode and the conductive bonding material, the conductive bonding material is melted by Joule heat of the on-current and is then solidified when on resistance between the two stationary electrodes is lowered.

A fusible switch comprising:

• a first stationary electrode;
• a second stationary electrode;
• a moving electrode;
• a conductive bonding material positioned between the first and second stationary electrodes and the moving electrode;
• a heating element;
• a feed force generation means for generating a force for moving the moving electrode to the first stationary electrode;
• and
• a feed restraining means for preventing the moving electrode from moving to the first stationary electrode,
• wherein the moving electrode is electrically connected to the second stationary electrode before heating of the heating element, and after the heating of the heating element, the conductive bonding material melts and the feed restraining means allows movement of the moving electrode such that the moving electrode is fusion-bonded and electrically connected to the first stationary electrode through the conductive bonding material.