Recent cotton mill construction and engineering (1894)
Nasmith, Joseph · London : J. Heywood · leaf 73
d so closes it. The valve waskept in position by a stirrup and lever, the 70 stirrup being fulcrumed on the oval yoke, andthe lever fixed to the yoke at its lower endby fusible solder. Many hundreds of thousandsof Grinnell sprinklers made in this way havebeen put into use and proved useful on… … Fig 26. disc of glass, which is made to fit tightly on to thespring diaphragm by a thin ring of Babbitt metalplaced round the orifice. To avoid corrosion andadhesion, the diaphragm is made of German silver.The valve is held in position by a strut, alsomade of German silver, which consists of…
Textile factories -- Design and construction · Cotton manufacture · Cotton machinery
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