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Expired
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Thomas Alfred Vanston
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Individual
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Individual
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Publication of GB190721085ApublicationCriticalpatent/GB190721085A/en
21,085. Vanston, T. A. Sept. 23. Drilling.-A drill stand that allows of drilling at any angle comprises a frame A taking a screwed spindle B, which has an enlarged portion F supporting a loose bar C to which the securing-chain I is attached by swivel books D. Another slotted arm E is adjustably supported on the spindle by nuts, and holds another slotted arm G by means of a pin C. The arm G can 'be inclined at any angle, and forms an abutment for the brace.
GB190721085D1907-09-231907-09-23A Portable and Adjustable Stand to Allow of Drilling being Performed at any desired Radius or Angle.
ExpiredGB190721085A
(en)