Patent ID: 9591729
Date: 2017-03-07
CPC Classifications: F21S,F21V,F21W,F21Y,H04N,H05B

Claim:
1. An electric lighting device that simulates a flickering flame, comprising: a housing; a projection screen coupled to the housing such that at least a portion of the projection screen extends from the housing, wherein the projection screen comprises a magnet within the portion of the projection screen extending from the housing; a rod extending from an upper portion of the housing, wherein the projection screen is suspended on the rod such that the projection screen can move with respect to the housing, and wherein the projection screen is entirely disposed outside of the housing; a light source that emits light on to a surface of the projection screen; an electromagnet configured to generate a time-varying electromagnetic field; and wherein the projection screen is movably mounted and comprises an articulation point about which the projection screen can move with respect to the housing, and wherein the articulation point is outside of the housing.