free end definition

free end means “an end not attached to the other free end or the coupling member” (’267 Patent, claims 2, 5, 7 & 12; ’388 Patent, claims 6, 11, 14, 16, 17, 22, 28, 31, 33 & 34; ’493 Patent, claims 2, 5, 7, 15, 21, 24, 26 & 34)
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