Slider Mechanisms for Opening and Closing Portable Terminals

A slider mechanism for slidably opening and closing an electronic device having a first body and a second body capable of sliding on the first body, the slider mechanism comprising:

• a first slider member capable of being fixed to the first body;
• a second slider member capable of being fixed to the second body, the second slider member being slidably engaged with the first slider member;
• and
• a zigzag spring disposed between the first and second slider members, one end portion of the zigzag spring being rotatably supported on the first slider member and the other end portion of the zigzag spring being rotatably supported on the second slider body, the zigzag spring being compressed and restored while one of the first and second slider members slides linearly relative to the other one of said first and second slider members,
• wherein the zigzag spring includes a first zigzag portion and a second zigzag portion having spring characteristics different from the first zigzag portion.