| 摘要 |
444,944. Regulating switches. SMEKAL, R., 9, N�brezi, Prerov, Czecho Slovakia. Oct. 3, 1935, No. 27312. [Class 38 (v)] [See also Group XI] A rheostat for controlling the current supply to two electric vaporizing vessels 7, 8 is enclosed in a housing 1 forming a support for the receptacles. Tappings on the resistance are connected to contact studs on a rotary switch 6. The wires of the supply lead 4 are connected to the resistance and one wire of a lead 5 carrying a coupling socket for engaging the plug couplings 9 on the vessels. The other wire of the lead 5 is connected to the switch arm. |
