The tensionless weft feeding device weft accumulator has been introduced to eliminate weft yarn feeding problems on shuttle less loom with a maximum weft yarn demand of 1500 mtrsmin. per colour. The weft accumulator unit can be used for spun as well as continues filament yarns in coarse and fine counts. The unit is with a stationary yarn drum, which provides special advantages during the operation cycle. Features Fully automatic speed control. Weft stop motion at the entry of weft accumulator. Continuous and adjustable yarn division.