Tilt ball switch

A tilt ball switch mounted to a circuit board, the tilt ball switch comprising:

• an outer housing including a base wall, a surrounding wall that surrounds the base wall, and an opening that is formed at one end of the surrounding wall opposite to the base wall;
• a cover including a cover body that closes the opening of the outer housing and that is adapted to be mounted to the circuit board, and a plurality of through holes that are formed in the cover body, the cover body cooperating with the base wall and the surrounding wall to define a receiving space;
• a first positioning unit disposed in the receiving space and abutting against the cover body;
• a second positioning unit disposed in the receiving space, abutting against the first positioning unit and the base wall, and cooperating with the first positioning unit to define a chamber;
• a plurality of conductive members adapted to be inserted into the circuit board, respectively extending through the plurality of through holes of the cover, and extending through the first positioning unit into the chamber;
• and
• a conductive ball movably disposed in the chamber, in contact with one of the first positioning unit and the second positioning unit, and convertible between a conducting state, in which the conductive ball is in contact with at least two of the plurality of conductive members, and a non-conducting state, in which the conductive ball is not in contact with any two of the plurality of conductive members simultaneously.

A tilt ball switch comprising:

• an outer housing including a base wall, a surrounding wall that extends from a periphery of the base wall, and an opening that is formed at one end of the surrounding wall opposite to the base wall;
• a cover closing the opening of the outer housing, and cooperating with the base wall and the surrounding wall to define a receiving space;
• a first positioning unit disposed in the receiving space, and positioned between the base wall and the cover;
• a plurality of conductive members extending through the cover into the receiving space;
• and
• a conductive ball movably disposed in the receiving space, and convertible between a conducting state, in which the conductive ball is in contact with at least two of the plurality of conductive members, and a non-conducting state, in which the conductive ball is spaced apart from the plurality of conductive members, the first positioning unit being for positioning the conductive ball to keep the conductive ball in one of the conducting state and the non-conducting state;
• wherein the first positioning unit has a first main portion that abuts against one of the cover and the base wall, a plurality of arm portions that extend from the first main portion and that abut against the other one of the cover and the base wall, an accommodating portion that is formed at a surface of the first main portion opposite to the conductive ball, a magnetic member that is disposed on the accommodating portion and that attracts the conductive ball, and a plurality of guiding portions that are formed in the first main portion and that surround the accommodating portion, when the conductive ball is in the non-conducting state, the conductive ball being attracted by the magnetic member such that the conductive ball abuts against another surface of the first main portion opposite to the accommodating portion and is spaced apart from the plurality of conductive members, when the conductive ball is in the conducting state, the conductive ball being moved against attraction forces of the magnetic member and being in contact with two of the plurality of conductive members.

A tilt ball switch comprising:

• an outer housing including a base wall, a surrounding wall that extends from a periphery of the base wall, and an opening that is formed at one end of the surrounding wall opposite to the base wall;
• a cover closing the opening of the outer housing, and cooperating with the base wall and the surrounding wall to define a receiving space;
• a first positioning unit disposed in the receiving space, and positioned between the base wall and the cover;
• a plurality of conductive members extending through the cover into the receiving space;
• a conductive ball movably disposed in the receiving space, and convertible between a conducting state, in which the conductive ball is in contact with at least two of the plurality of conductive members, and a non-conducting state, in which the conductive ball is spaced apart from the plurality of conductive members, the first positioning unit being for positioning the conductive ball to keep the conductive ball in one of the conducting state and the non-conducting state;
• and
• a separating unit disposed in the receiving space, and abutting against one of the cover and the base wall, the separating unit including a separating member that has a receiving section formed at a surface thereof opposite to the conductive ball, and a magnetic member that is disposed on the receiving section, the first positioning unit having a first main portion that abuts against the other one of the cover and the base wall and that is located at one side of the conductive ball opposite to the separating unit, a plurality of arm portions that extend from the first main portion and that abut against the separating unit, an accommodating portion that is formed at a surface of the first main portion opposite to the conductive ball, a magnetic member that is disposed on the accommodating portion, and a plurality of guiding portions that are formed in the first main portion and that surround the accommodating portion, when the conductive ball is in the non-conducting state, the conductive ball being suspended between the first main portion and the separating unit by attraction forces of the magnetic member of the separating unit and the magnetic member of the first positioning unit, and being spaced apart from the plurality of conductive members, when the conductive ball is in the conducting state, the conductive ball being moved against the attraction forces of the magnetic member of the first positioning unit and the magnetic member of the separating unit, and being in contact with two of the plurality of conductive members.

A tilt ball switch comprising:

• an outer housing including a base wall, a surrounding wall that extends from a periphery of the base wall, and an opening that is formed at one end of the surrounding wall opposite to the base wall;
• a cover closing the opening of the outer housing, and cooperating with the base wall and the surrounding wall to define a receiving space;
• a first positioning unit disposed in the receiving space, and positioned between the base wall and the cover;
• a plurality of conductive members extending through the cover into the receiving space;
• and
• a conductive ball movably disposed in the receiving space, and convertible between a conducting state, in which the conductive ball is in contact with at least two of the plurality of conductive members, and a non-conducting state, in which the conductive ball is spaced apart from the plurality of conductive members, the first positioning unit being for positioning the conductive ball to keep the conductive ball in one of the conducting state and the non-conducting state;
• wherein the first positioning unit includes an annular wall that surrounds the conductive ball, that is surrounded by the surrounding wall and that abuts against the cover and the base wall, and an annular protrusion that extends inwardly from an end of the annular wall proximate to the cover and that surrounds the plurality of conductive members, the annular protrusion having a surrounding surface that surrounds the plurality of conductive members, and an annular inclined surface that extends from the surrounding surface toward the base wall and that tapers toward the cover, when the conductive ball is in the conducting state, the conductive ball being in contact with the plurality of conductive members and being supported by the plurality of conductive members, when the conductive ball is converted from the conducting state into the non-conducting state, the conductive ball rolling away from the plurality of conductive members so that the conductive ball is separated from the plurality of conductive members when in the non-conducting state.