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Expired
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Edward Davies
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Individual
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Individual
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Publication of GB190308008ApublicationCriticalpatent/GB190308008A/en
8008. Davies, E. April 7. Couplings, non-automatic, for colliery trams or corves. The coupling-pin B is locked in place by a spring bolt N mounted on the upper arm of the shackle, which engages with a lug E formed on the bolt. A thumb-piece projects through a slot in the bolt casing, and carries a slide R for excluding dust.
GB190308008D1903-04-071903-04-07An Improvement in Couplings for Corves or Trams
ExpiredGB190308008A
(en)