Patent ID: 9716328
Date: 2017-07-25
CPC Classifications: H01R

Claim:
1. A flexible flat cable comprising: an upper insulating film and a lower insulating film; conductive lines interposed between the upper and lower insulating films and arranged in parallel to each other while being spaced apart from each other by a predetermined first pitch, wherein each of the conductive lines comprises a central part having a circular sectional surface and a heat-treated rolled part having a flat upper surface and a flat lower surface; and an enhancement film attached under the lower insulating film around the heat-treated rolled part for serving as an electrical connection terminal, wherein end portions of the rolled part are spaced apart from each other by a predetermined second pitch and exposed to an outside to form a terminal part, wherein a predetermined number of the conductive lines interposed between the upper and lower insulating films are grouped in strips, and each group is spaced apart from each other by a predetermined third pitch larger than the first pitch, and wherein the first pitch is larger than the second pitch.