A compact, easily assembled flashlight is disclosed in which the casing for the flashlight is made of two identically molded plastic halves in which the molded halves are provided with cradles for a pair of batteries, webs for retaining conductive clips and a web adjacent the bottom for holding a spring...http://www.google.ca/patents/US4524409?utm_source=gb-gplus-sharePatent US4524409 - Flashlight