Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 322
cleaning and other purposes. Being entirely im-mersed in the substance to be heated they are very economical, noheat escaping except throughthe substance to be heated.Two distinct types are illus-trated, the disk type. Fig. 31,and the bayonet type, Fig. 32. Chocolate Warmer. Achocolate warmer is a… … 285 18 ELECTRIC HEATING certainty. The warmer consists of two parts: the chocolate pan ofsheet metal and the hermetically sealed metal receptacle containingthe heating element, Fig. 33. Fig. 34 shows the warmer mounted in a table. This short enumerationof a few of the industrialapplications will…
Electrical engineering
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