Abstract: A portable flashlight including a body having therein a dry cell assembly and a dry cell holder frame and having on its front face a light source unit, wherein the body is provided on the bottom face with a first contact plate coming into contact with a first dry cell and a second contact plate coming into contact with a second dry cell, one of said contact plates being integrally provided with a projecting contact piece, which has its contact end extended above the other contact plate, and an axially turnable keep member is attached on the contact piece, said keep member being turned at a given angle, whereby the contact piece is forced down into contact with the other contact plate.

Abstract: A mount structure for a suspender strap of a portable flashlight includes a female member integrally provided on the body of the flashlight and the male member detachably fitted over the female member by suitable means in a sliding fashion.

Abstract: A portable lighting arrangement includes a case formed of a plastic material, a cap having therein a reflector and an electric bulb and attached detachably and watertightly to an opening in said case, a battery holder adapted to detachably mount therein a plurality of dry batteries through said opening along the outer surface thereof, a pair of connecting pieces provided at the front end of said holder, a pair of contacts provided at the rear end of said holder, and a switch attached watertightly to the rear end of said case.

Abstract: A mount structure for a suspender strap of a portable flashlight includes a female member integrally provided on the body of the flashlight and a male member detachably fitted over the female member by suitable means in a sliding fashion.