| 摘要 |
A lightweight auxiliary power supply utilizing a plurality of button cells 13-16, preferably of the zinc air type; a housing member 2 containing a plurality of wells 3-6, each adapted to receive one or more disc shaped button cells; switch means 8, 18 to control the flow of oxygen to the cells; and electrical connecting means 9 to connect the power supply to the battery operated device or appliance. <IMAGE> |
