. The Street railway journal . had no trouble with hot boxes caused by de-fective packing. ning water flowing over the treated side of the paper only, re-moving the surplus ferroprussiate in the quickest time pos-sible. Prints are not soaked through as in the old process, asthe water coming in contact with one side of the paper only,and for but a very short time, leaves it in a condition to dryin about one-third of the time usually required. Therefore thedelivery is greatly expedited. The print is placed on the drying rod before washing andremains there during the entire process of washing, wi
. The Street railway journal . had no trouble with hot boxes caused by de-fective packing. ning water flowing over the treated side of the paper only, re-moving the surplus ferroprussiate in the quickest time pos-sible. Prints are not soaked through as in the old process, asthe water coming in contact with one side of the paper only,and for but a very short time, leaves it in a condition to dryin about one-third of the time usually required. Therefore thedelivery is greatly expedited. The print is placed on the drying rod before washing andremains there during the entire process of washing, wipingand drying, making it unnecessary for the operator to wet hishands. He can therefore work to and from the printer andwasher without difficulty, washing sheets as fast as printed, asthe time required at the machine is but a fraction of a it hangs in the washing tray on the drying rod the waterflows down both sides of the doubled print, half of it on theside toward the operator and the balance between the print and. STEEL SHAVINGS BLUE PRINTING MACHINE BLUE PRINT WASHING AND DRYING MACHINE C. F. Pease, of Columbus, Ohio, has designed a machine forreducing the cost and labor of producing large quantities ofblue prints, and to do away with the large washing tanks anddrying paraphernalia usually occupying a great deal of spacein a blue print department. The construction effects greateconomy in floor space, avoids wet, sloppy floors, and thor-oughly dried prints are secured in much less time than by theold process. The washing of the prints is accomplished by a spray of run- the back of the tray. When the front portion of the print inview of the operator is completely washed the balance is al-ways in the same condition. The surplus water is removed by a device which wipes theprint as it is moved upward out of the way on the dryingchains. As the next print is pulled through the wiping devicethe previous one is carried still higher and over the top, andfinally downward un
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
