A Milk Cooler that Excludes the Air

1886 Scientific American  
J titutifit �ntttitllU. How BohemIan Glass 1. Colored. I to the bottom and sides of a sheet metal lining. The The ornamentation of the glass is done partly in box has an overflow pipe and a lower outlet pipe, connection with the exposure in the furnace and i through which the water used in cooling the milk may partly in the flnishing shops, where the work is com-) escape. The cover of the box has an interior water pleted by cutting, polishing. tarnishing, etching, I tight sheet metal lining,
more » ... central portion of which painting, and mounting in metal. The glasshouses is raised, forming a pendent trough-shaped part, which have at their command a very complete color scale enters the box around the milk or cream pans, and for transparent, opaque, at!d clouded glasses. But it water-seals the pans against the entrance of air when must not be supposed that a crucible is placed in the cooler is in use. In the lining, over each of the the furnace for each color, from which glass colored pans, is fitted a tube, through which the milk may be for each ornament is to be made. The colors are passed or strained into the pans. The water supply worked out by means of what are called pastes, which pipe is fitted at one end of the cover, and the overflow are kept on hand in sticks or cakes. From pieces of and discharge pipes at the opposite end. The water these pastes, previously warmed. till they are soft, circulation may be regulated as desired, and the pans suitable quantities are cut off, laid upon the founda-may be filled without lifting the cover;
doi:10.1038/scientificamerican09041886-147 fatcat:j3rvnveignhctffhv77tweltca