X rays, an introduction to the study of Röntgen rays (1914)
Kaye, G. W. C. (George William Clarkson), 1880-1941 · London : Longmans, Green · leaf 87
the supply current, and is notaffected by any of the controllablefeatures of the break. Mercury Breaks. There are many ingenious formsof these breaks on the market,some of which are extensively used. They are invariably motor-driven. The early forms dependedon the rapid dipping of a plungerinto a… … Fig. 39.—Sanax mercury-paraffinbreak (Sanitas Co.). Two varietiesof mercury break are illustrated in Figs. 39 and 40. 1 In the CaldwellrSwinton pattern, the cylinder is pierced with only onehole, the size of which can be regulated and the current thus varied. INTERRUPTERS 05 In the earlier forms…
X-rays
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