['The', 'mule', 'spinning', 'frame', 'is', 'a', 'significant', 'innovation', 'in', 'textile', 'machinery', ',', 'featuring', 'a', 'quadrant', 'that', 'plays', 'a', 'crucial', 'role', 'in', 'controlling', 'the', 'winding', 'process', 'of', 'yarn', '.', 'This', 'device', 'utilizes', 'a', 'complex', 'system', 'of', 'pulleys', 'and', 'gears', 'to', 'ensure', 'that', 'the', 'cops', 'are', 'wound', 'evenly', '.', 'The', 'quadrant', "'s", 'design', 'allows', 'for', 'precise', 'adjustments', ',', 'making', 'it', 'easier', 'for', 'operators', 'to', 'achieve', 'the', 'desired', 'tension', 'and', 'quality', 'in', 'the', 'final', 'product', '.', 'By', 'employing', 'the', 'quadrant', 'mechanism', ',', 'manufacturers', 'can', 'enhance', 'the', 'efficiency', 'of', 'their', 'production', 'lines', '.']
[[1, 3, 'Textile Machinery'], [14, 14, 'Textile Machinery']]