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Expired
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James Dennis Roots
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Individual
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Individual
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Publication of GB190104605ApublicationCriticalpatent/GB190104605A/en
4605. Roots, J. D. March 4. Stamping.-T u b ul a r joints for cycle and other vehicle frames are made by placing the tube 0, preferably heated, over a socket N on which circular grooves N<1>, N<2>, connected by straight grooves N' are formed, and compressing or stamping the metal of the tube into the grooves by means of ribbed dies which may comprise two or three segmental parts. The tube fits against a shoulder O<1> formed on the socket.
GB190104605D1901-03-041901-03-04Improvements in or connected with Cycles
ExpiredGB190104605A
(en)
Improvements in Mechanical Joints for Connecting Together the Tubular Parts of Cycles and analogous Framings, and in Machinery to be Employed in the Formation of Parts of such Joints.