['In', 'the', 'early', 'days', 'of', 'weaving', ',', 'one', 'of', 'the', 'essential', 'components', 'used', 'in', 'looms', 'was', 'the', 'heddles', '.', 'These', 'heald', 'shafts', 'played', 'a', 'crucial', 'role', 'in', 'the', 'process', 'of', 'heddling', ',', 'which', 'involves', 'drawing', 'the', 'warp', 'threads', 'through', 'the', 'eyes', 'of', 'the', 'healds', '.', 'The', 'efficiency', 'of', 'the', 'loom', 'was', 'significantly', 'enhanced', 'by', 'the', 'design', 'of', 'the', 'heddles', ',', 'allowing', 'weavers', 'to', 'create', 'intricate', 'patterns', 'with', 'ease', '.', 'The', 'introduction', 'of', 'automatic', 'looms', 'later', 'on', 'brought', 'advancements', 'in', 'heddle', 'technology', ',', 'further', 'improving', 'textile', 'production', '.']
[[17, 17, 'Textile Machinery']]