| 摘要 |
Battery carriages are provided herein that interface with batteries in th e correct polarization, regardless of the orientation in which the batteries are inserted in the battery carriages. Such battery carriages may be advant ageously used with any device that uses batteries. Such a device may include two or more battery carriages, wherein each of the battery carriages includ es first and second dual-contact assemblies disposed on a substrate. Each of the two dual-contact assemblies may have a positive contact and a negative contact. The positive contacts may each be configured to contact a positive terminal of a battery and to be connected to a positive circuit connection, and the negative contacts may each be configured to contact a negative termi nal of a battery and to be connected to a negative circuit connection. |
