Push button switch

Claim 1

AN ELECTRICAL SWITCH COMPRISING A BASE MEMBER, A PLURALITY OF SPACED FIXED ELECTRICAL CONTACTS FIXEDLY MOUNTED ON THE BASE MEMBER, A PLURALITY OF LEAF SPRING CONTACTS EXTENDING OVER THE BASE MEMBER IN SPACED PARALLEL RELATIONSHIP, EACH LEAF SPRING CONTACT INCLUDING A STATIONARY END PART ANCHORED TO THE BASE MEMBER AND A FREE END PART DISPOSED IN OPERATIVE ALIGNMENT WITH A CORRESPONDING FIXED CONTACT, A HOUSING SECURED TO AND EXTENDING ABOVE THE BASE MEMBER, THE HOUSING AND THE BASE MEMBER DEFINING A COMPARTMENT INTO WHICH THE LEAF SPRING CONTACTS PROJECTS, SAID HOUSING HAVING A THROUGH PASSAGE WHICH COMMUNICATES WITH THE COMPARTMENT, A PUSH BUTTON UNIT COMPRISING A BODY MEMBER EXTENDING THROUGH AND SLIDABLE IN SAID PASSAGE, AN ACTUATING BAR SECURED TO ONE END OF THE BODY MEMBER AND AT LEAST A PAIR OF SPACED GUIDE PINS SECURED TO THE ACTUATING BAR AND REGISTERING WITH OPENINGS FORMED IN THE BASE MEMBER, EACH GUIDE PIN BEING DISPOSED IN THE SPACE BETWEEN A CORRESPONDING PAIR OF SUCCESSIVE LEAF SPRING CONTACTS, SAID ACTUATING BAR BEING POSITIONED IN THE COMPARTMENT OVER AND TRANSVERSELY OF THE LEAF SPRING CONTACTS INTERMEDIATE THE ENDS THEREOF WHEREBY THE POSITIONS OF THE FREE END PARTS OF THE LEAF SPRING CONTACTS RELATIVE TO THE FIXED CONTACTS MAY BE CHANGED SIMULTANEOUSLY BY DEPRESSING THE PUSH BUTTON UNIT, THE CONNECTION BETWEEN THE GUIDE PINS AND THE BASE MEMBER ENSURING RECTILINEAR MOVEMENT OF THE ACTUATING BAR AND PREVENTING ANGULAR MOVEMENT THEREOF RELATIVE TO THE LEAF SPRING CONTACTS.