Ludy, Llewellyn V., 1875- [from old catalog], American Technical Society · Chicago, American technical society · leaf 41
d not insure thesimultaneous taking ofthe cards. The makers of indicators have met this need by sup-plying the market with an electrical attachment B, Fig. 5, whichis attached to each indicator that is to be used. It is not thoughtnecessary to give a description of the construction and operationof… … Fig. 31. Indicator with Detent Attachment STEAM ENGINE INDICATORS 29 Detent Attachment. Another attachment that can be obtainedand which is of much convenience to the operator at times is thedetent attachment, shown in Fig. 31. It consists of a ratchet Bthat fits into the teeth of the wheel A. When…
Indicators for steam-engines · Steam-engines
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