Patent ID: 7166987

Claim:
A portable charger for a mobile phone, comprising: a front housing having an accommodation recess formed in a front side of the front housing to accommodate a mobile phone, and cutouts formed on right and left sides of an upper portion of the accommodation recess to allow a user to easily grip the mobile phone seated in the accommodation recess and easily manipulate a volume key of the mobile phone; a rear housing fastened to a back of the front housing by screws to close a rear open side of the front housing; a belt clip detachably attached into a long accommodation recess formed on a back of the rear housing to change a mounting position of the rear housing; a fastening unit placed in the long accommodation recess formed on the back of the rear housing to prevent the belt clip from being removed from the accommodation recess; a pair of clamps rotatably placed on right and left sidewalls of the accommodation recess formed in the front housing to prevent the mobile phone from being removed during charging while engaging with recesses formed on both sides of the mobile phone, respectively; a release button placed above a location between the front housing and the rear housing to regulate protrusion and retraction of projections of the clamps; an interface connector mounted in a lower portion of the accommodation recess, formed in the front housing, through a shaft and a coil spring to be rotated in a block; a secondary battery placed in a space formed by the front and rear housings; and a charge control unit configured to perform control so that Direct Current (DC) voltage, converted by a travel adaptor, is received through a cord and a connector and the second battery and the battery of the mobile phone are simultaneously charged with the DC voltage, or the battery of the mobile phone is charged with DC voltage charged in the secondary battery.