Image Number 3 for United States Patent #5380602. A rechargeable
battery is utilized in many kinds of electrical appliances.
However, as the battery contains harmful substances such as
cadmium, it is not desired to discard the electrical appliances
with the rechargeable battery from a standpoint of prevention of
environmental pollution. An electrical appliance powered by an
incorporated rechargeable battery of the present invention is
capable of effectively engaging a tool for separating the
battery from the appliance. That is to say, at least one of
negative and positive electrodes of the rechargeable battery is
connected to a terminal strip by spot welding. An electrical
power of the battery is supplied to a circuit for operating the
appliance through the terminal strip. The terminal strip also
has an opening which is formed so as to engage a tool for
separating the battery from the terminal strip. Therefore, when
the appliance is discarded, the battery can be easily and safety
separated form the electrical