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Robert Brown
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Molds, Cores, And Manufacturing Methods Thereof
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Abstract
17,901. Brown, R. Sept. 5. Casting.-Sash weights are cast in chill moulds constructed with a part A, Figs. 2 and 3,fixed to a frame and a part A<1> carried by rollers C on side raits. Projections a, a' form the hole for the cord, and pipes c, c<1> provide for water-cooling
GB190517901D1905-09-051905-09-05Improvements in Chills or Moulds for Casting Sash Weights.
ExpiredGB190517901A
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