US Patent 7193856 Ejector, unit and electronic apparatus having the same

An ejector includes a block attached rotatably to a unit, the block including first and second compression members, each of which compresses an electronic apparatus so as to release an electric connection between the unit and the electronic apparatus, and an arm rotatable with the block and attached to the unit so that the arm displaces relative to the block, the arm including third and fourth compression members, each of which compresses an electronic apparatus so as to electrically connect the unit and the electronic apparatus to each other, wherein the block and the arm compress the electronic apparatus via different compression members as a displacement state and a rotational direction of the arm change.