Battery-Locking mechanism

A battery-locking mechanism to secure a battery having an upper end in a portable electronic device, comprising:

• a battery-receiving compartment having an upper wall and a lower wall, an aperture being defined through the upper wall;
• a plurality of partition walls defining a receptacle located outside the battery-receiving compartment and in communication with the aperture, the receptacle being divided into a first notch and a second notch;
• and
• a spring element including a base portion and an elastic portion, the base portion being securely received in the first notch of the receptacle, the elastic portion being received in the second notch, and a free end of the elastic portion substantially extending to the aperture;
• wherein the base portion comprises a first panel and a second panel, the fiat panel is connected with the second panel at an end thereof, and a nose-shaped projection is formed on an outside surface of the first panel;
• and
• a tab protrudes from the upper end of the battery, and extends into the aperture when the battery is arranged into the battery-receiving compartment, the spring element then pressing against the tab of the battery.