Patent Model - Improvement in Manufacture of Car-Wheels

Maker and role
John Noble, Patentee
William Noble, Patentee
Noble Brothers and Co. (estab. 1855), Manufacturer
Production date
Jan 07 1879
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Object detail

Wood, steel
5 3/4 x 12 x 9 1/2" (14.6 x 30.5 x 24.1cm)
Noble and Noble's invention consists in "drying a green-sand car-wheel mold, removing all loose particles of sand from the mold, and heating the solid chill without removing it from the mold, which operations and effects are accomplished by downward currents of hot air, and while the mold is on the foundry-floor..." (Patent Number 211,105)
Object number
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