Electrical and scientific instruments and apparatus : november 20th, 1899 (1899)
Elmer G. Willyoung & Co · New York : E.G. Willyoung · leaf 139
e Queen Self-Regulating Tube was devised to provide againstthis difficulty by automatically maintaining the vacuum constant and alsoto enable any devised degree of penetration to be secured and this partic-ular degree to be maintained. It is claimed that these objects have beenvery perfectly… … Fig. 102, W6(M3. Self-Regulating X-Ray Tube. 135 DESCRIPTION OF SEI^F-REOIILATIIVO TUBE. A reference to the illustiation will make the operation of the tubeclear. A small bulb containing a chemical which gives off vapor whenheated and reabsorbs it when it cools, is directly connected to the…
Electric apparatus and appliances · Equipment and supplies
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