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Expired
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Peter Thielmann
Johann Meisenburg
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Individual
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Individual
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Publication of GB190500050ApublicationCriticalpatent/GB190500050A/en
50. Thielmann, P., and Meisenburg, J. Jan. 2. Bending.-A seamless metal ring or frame for a mine cage &c. is laid on plates c, d so as to enclose pins l, m projecting through slots n, o in the plates, and is bent from a circular to a rectangular form when the crossheads g, h are separated by means of the hydraulic or other cylinders a, b. The pins l, m are adjusted by right and left handed screws i, k to the width of the rectangular frame.
GB190500050D1905-01-021905-01-02Apparatus for Making Frames for Mine-cages and the like.
ExpiredGB190500050A
(en)
Improvements in or relating to apparatus for the upsetting by compressive deformation and stretching by tensile deformation of metal sheet and metal sections
An industrial product, consisting of a new cement, more mature and resistant than all other similar products known to the day that it will be called "Fischerit".