Operation and adjustments of the automatic three wire telephone (1915)
Decker, Benjamin Harrison · leaf 88
5a, 8 and 9.The different parts will be taken up according to their actionin the process of locking -out. The outline of the partsarranged on this plan is as follows; main lock-out springs( Figure 1 part 8 ); coil armature and attending parts; lock-out relay springs and top lock-out springs; and… … Fig. 9- Lock-out Re\cky. i^ ocA:/^^ TTc/ay r/a^^<tr: S.- Gr. Circuit ^prm^s. Z.^ Horm.l Contact Spr.n^. e.^r./k^-^ ^^^^^^ ^a^pcrt. T-jLock~<=>dt Co// 3.-T/ung<zr Tjp■ 3.- Gontact ^^ritf^ from HutD.£f^ct Co. Tr/nf. I! I 1 Ig;
Telephone · Theses
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