Patent ID: 8147088
Filing Date: 2012-04-03
Classification: F21L,F21V

Abstract:
1. A focusing-type flashlight structure comprising: a hollow cylindrical body threaded with an exterior cap having a switch device at a rear side and sheathed with a zooming device at a front side, the characterized in that: an interior front side of the hollow cylindrical body having a buckle channel and a protrusion stop ring, an exterior front side of the hollow cylindrical body having a diameter expansion section; a light emitting device disposed and positioned between the buckle channel and the protrusion stop ring of the hollow cylindrical body; a light transparent cover for sealing the interior front side of the hollow cylindrical body and having a protrusion hook for clasping with the buckle channel at a rear side of the light transparent cover to secure into position, wherein the zooming device comprises a hollow tube having a first ring section, a second ring section and a third ring section with converged diameters from the front to the rear in order, and a light opening cover is threaded with a front of the first ring section, and a lens is positioned between the first ring section of the hollow tube and the light opening cover, and the second ring section is accommodated to the diameter expansion section of the hollow cylindrical body, and the third ring section is disposed to the exterior portion of the hollow cylindrical body.