Locking swivel apparatus with replaceable internal gear members
作者： Anthony Ray Boyd
DOI:
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摘要: A locking swivel apparatus is provided. The includes an upper body portion having a counter bore about cylindrical axis and mandrel receivable in the bore. further arrangement, including at least one replaceable gear member, disposed to engage with mandrel. arrangement selectively couple decouple mandrel, such selective coupling decoupling correspondingly constrain allow relative rotation of axis. Embodiments include two gears disengage another.
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