['The', 'historical', 'development', 'of', 'the', 'knitting', 'frame', 'has', 'introduced', 'various', 'innovations', ',', 'one', 'of', 'which', 'is', 'the', 'knocker-off', '.', 'This', 'component', 'is', 'essential', 'in', 'the', 'knitting', 'process', 'as', 'it', 'ensures', 'that', 'the', 'loops', 'are', 'lifted', 'over', 'the', 'heads', 'of', 'the', 'needles', 'after', 'the', 'knitting', 'action', 'is', 'performed', '.', 'The', 'efficiency', 'of', 'the', 'knitting', 'frame', 'greatly', 'improved', 'with', 'the', 'addition', 'of', 'the', 'knocker-off', ',', 'allowing', 'for', 'smoother', 'transitions', 'and', 'less', 'manual', 'intervention', '.']
[[17, 17, 'Textile Machinery']]