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William Warren
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Individual
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Individual
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Publication of GB189728881ApublicationCriticalpatent/GB189728881A/en
28,881. Warren, W. Dec. 7. Locking nuts.-A spring pawl a<2> is pivoted at a<8> in a recess or slot &c. in the nut A, so as to engage with longitudinal grooves b<1> cut in the bolt B. The pawl may be kept out of engagement with the bolt by a pin passing through the holes a', a<5>. Dust may be excluded by a spring clip N with. projections fitting into recesses in the nut.