Patent ID: 8041408

Claim:
A portable terminal comprising: a case having a battery seating portion formed on a surface; a battery adapted to attach to and detach from the battery seating portion; a first retaining portion for elastically fastening the battery when the battery is seated on the battery seating portion; and a second retaining portion for controlling attachment and detachment of the battery by controlling movement of the first retaining portion, wherein the first retaining portion is a locking knob having a latching protrusion protruding into the battery seating portion so that the battery remains fastened to the battery seating portion, the locking knob being partially exposed to an outside of the case and supported by an elastic member in such a direction that the latching protrusion engages with the battery, and the second retaining portion is a stopping lever adapted to limit movement of the locking knob when the latching protrusion of the locking knob engages with the battery, wherein the locking knob is seated into a recess formed on a surface of the case, the surface being adjacent to the battery seating portion, and has a handle protruding from the surface of the case, the handle being selectively positioned in the recess or on a communication portion formed between the recess and the battery mounting portion.