Patent ID: 6866398
Filing Date: 2005-03-15
Classification: F21S,F21Y,H01L,Y10S

Abstract:
1. A flexible rod light device having concentrated light and increased flexibility to withstand a pulling thereof, the light device comprising: a flexible elongate plate-shaped inner layer formed of a transparent or half-transparent plastic material including two parallel upward flanges on sides and a lengthwise top groove between the flanges; a string of C.O.B. (chip on board) based LED lamps comprising a plurality of series connected units each of the units including a C.O.B. based LED lamp, a first conductor section and a second conductor section coupled to a first end and a second end of the C.O.B. based LED lamp, respectively, and a first resistor interconnecting the first conductor section of a unit and the second conductor section of an adjacent unit so that the string of C.O.B. based LED lamps are secured on the groove by clinging between the flanges; a pair of main wires disposed within the flanges wherein a front most and a rearmost conductor sections of the string of the C.O.B. based LED lamps are rested on the main wires in a front and a rear sides of the inner layer respectively; and a jacket, formed of the same material as the inner layer, wrapped up the inner layer and the string of C.O.B. based LED lamps.