Semiconductor controlled rectifier with spring biased electrode contacts

Claim 1

A CONTROLLABLE SEMICONDUCTOR DEVICE, COMPRISING A HOUSING HAVING A BOTTOM PORTION AND A GENERALLY BELLSHAPED TOP PERIPHERALLY JOINED AND SEALED TO EACH OTHER, THE TOP PORTION OF SAID HOUSING HAVING AN INNER PERIPHERAL SHOULDER, A SUBSTANTIALLY FLAT SEMICONDUCTOR BODY HAVING RESPECTIVE MAIN ELECTRODES ON TOP AND BOTTOM SURFACES AND A CONTROL ELECTRODE ON ONE OF SAID SURFACE ADJACENT TO AND IN SPACED RELATION WITH ONE OF SAID MAIN ELECTRODES, SAID SEMICONDUCTOR BODY BEING MOUNTED IN SAID HOUSING IN CONTACT ENGAGEMENT WITH THE BOTTOM PORTION OF SAID HOUSING, SAID ONE OF SAID MAIN ELECTRODES AND SAID CONTROL ELECTRODE FACING AWAY FROM THE BOTTOM PORTION OF SAID HOUSING, TWO CONDUCTOR MEANS FOR SAID ONE OF SAID MAIN ELECTRODES AND SAID CONTROL ELECTRODE RESPECTIVELY, SAID CONDUCTOR MEANS BEING SPACED FROM EACH OTHER, PRESSURE CONTACT MEANS HAVING AN INSULATING CARRIER STRUCTURE AND MANUALLY INSULATED CONTACT MEMBERS ON SAID STRUCTURE, SAID INSULATING CARRIER STRUCTURE BEING MOUNTED IN THE TOP PORTION OF SAID HOUSING AND SECURED IN A GIVEN POSITION RELATIVE THERETO FOR ABUTMENT AGAINST THE INNER PERIPHRAL SHOULDER OF SAID TOP PORTION OF SAID HOUSING, SPRING MEANS URGING SAID CONTACT MEMBERS TOWARD SAID RESPECTIVE ELECTRODES, SAID CONTACT MEMBERS PROVIDING ABUTMENT OF SAID RESPECTIVE CONDUCTOR MEANS WITH SAID ONE OF SAID MAIN ELECTRODES AND SAID CONTROL ELECTRODE RESPECTIVELY AND FORMING RESPECTIVE GLIDE CONTACTS THEREWITH, AND LATCHING MEANS AFFIXED TO THE TOP PORTION OF SAID HOUSING FOR HOLDING SAID INSULATING CARRIER STRUCTURE IN SAID POSITION.