SUB-BATTERY PACK, BATTERY PACK HAVING THE SUB-BATTERY PACK, PORTABLE ULTRASONIC SCANNING APPARATUS USING THE SUB-BATTERY PACK AND BATTERY PACK, AND CART CARRYING THE SUB-BATTERY PACK, BATTERY PACK AND PORTABLE ULTRASONIC SCANNING APPARATUS

摘要

A battery pack includes a case, at least one receptacle defined in the case and configured to accommodate at least one battery that supplies power to a portable ultrasonic scanning apparatus, at least one first terminal installed to the at least one receptacle, the first terminal coming into contact with a terminal of the battery when the battery is accommodated in the at least one receptacle, and a second terminal electrically connected to the at least one first terminal, the second terminal being electrically connected to the portable ultrasonic scanning apparatus.