Thermostatic control device for electrically heated, the connector and the electrical equipment provided with this device, or of this connector

摘要

789,860. Two-part couplings combined with switches. SCHREYER, E. P. April 30, 1956, No. 13236/56. Class 38 (1). [Also in Group XXXVII] A thermal switch 14 is incorporated in a socket connector between the socket contacts 13, and the upper body-half has a window 19 through which is visible the light from an indicator lamp 18 connected across the contacts 13. The window co-operates with switch-operating temperature markings on an adjusting knob 21. The switch is inserted in the connection to the lower socket, Fig. 2, and one lead is earthed to a terminal 17.