Electric socket contacts

Claim 1

AN ELECTRIC SOCKET STRUCTURE COMPRISING A SHEET METAL SOCKET MADE FROM A SINGLE BLANK FORMED IN CYLINDRICAL SHAPE WITH ITS OPPOSED VERTICAL EDGES IN SUBSTANTIALLY ABUTTING RELATION, AND A THIN-WALLED BUSHING OF DEFORMABLE INSULATING MATERIAL AND PROVIDED WITH A BORE EXTENDING DOWNWARDLY FROM ITS UPPER END RECEIVING THE SOCKET AND HAVING AN APERTURED LOWER WALL FORMING A SEAT FOR THE SOCKET, SAID SOCKET HAVING GENERALLY U-SHAPED VERTICAL STRUCK-OUT SECTIONS PROVIDING SPRING CONTACTS WHOSE FREE ENDS ARE SET INWARDLY TO ENGAGE A CONTACT PIN, AND RINGLIKE SECTIONS AT THE UPPER AND LOWER ENDS OF THE SOCKET WHICH ENGAGE AND SUPPORT THE INNER WALLS OF THE BUSHING, THE UPPER RING LIKE SECTION SERVING AS A GUIDE FOR SAID CONTACT PIN WHEN IT ENTERS THE SOCKET AND A SOLDERING TAG EXTENDING FROM SAID LOWER END PASSING THROUGH THE LOWER WALL OF THE BUSHING.