Ludy, Llewellyn V., 1875- [from old catalog], American Technical Society · Chicago, American technical society · leaf 33
a continu-ous card, thus getting exact determinations under the most variableconditions. Crosby Device. Fig. 23 represents a Crosby indicator equippedfor taking continuous diagrams. The special drum is designed soas to be applied to any Crosby indicator, and uses a roll of paper 20 STEAM ENGINE… … Fig. 23. Crosby Indicator with ContinuousDiagram Device drum, thence inward to a central cylinder to which it is attached.In taking cards the paper rolls up on the central cylinder, which isconcentric with the drum, and may be withdrawn through the topand easily detached. On the top of the drum is…
Indicators for steam-engines · Steam-engines
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