Patent ID: 6221526
Filing Date: 2001-04-24
Classification: H01M,H01R,Y02P

Abstract:
An auxiliary power source device for a portable electronic instrument, comprising:a main body,an attaching terminal projecting outwardly from one side of the main body and adapted to be freely detachably fitted into an external connection terminal of the portable electronic instrument to provide electricity to the same, said attaching terminal having an outer side portion, and at least one concave groove formed at the outer side portion of the attaching terminal,a battery disposed in the main body and connected to the attaching terminal, andan engaging member having a base plate with a front end disposed in the at least one concave groove formed at the outer side portion of the attaching, terminal and a holding member attached to the front end of the base plate and disposed over the base plate to have a space at a free end, thereof relative to the base plate, said holding member projecting laterally outwardly from the attaching terminal and having a resiliency so that when the attaching terminal is fitted into the external connection terminal, the holding member decreases a projecting amount from the base plate and engages an inner wall of the external connection terminal by virtue of the resiliency of the engaging member to thereby firmly connect the attaching terminal to the portable electronic instrument.