Shorting switch controls

Claim 1

A SHORTING SWITCH COMPRISING A METALLIC FRAME, A MOVABLE SWITCH MEMBER MOUNTED ON BUT ELECTRICALLY INSULATED FROM SAID FRAME, A CONTROL BUTTON MOUNTED ON SAID FRAME ADJACENT SAID SWITCH MEMBER, SAID BUTTON HAVING A CONTACT PORTION GROUNDED TO THE FRAME AND AN INSULATOR PORTION, A SPRING NORMALLY PRESSING SAID SWITCH MEMBER AGAINST SAID GROUNDED CONTACT PORTION OF SAID BUTTON FOR AN ELECTRICAL SHORT OF THE SWITCH MEMBER TO SAID FRAME AND FOR PARTIAL PROJECTION OF THE SWITCH MEMBER FROM THE FRAME TO SERVE AS A FINGER KEY, RESILIENT MEANS NORMALLY HOLDING SAID BUTTON IN A POSITION WHEREIN SAID GROUNDED CONTACT PORTION THEREOF MAY BE CONTACTED BY SAID SWITCH MEMBER, SAID BUTTON BEING MANUALLY OPERABLE AGAINST THE ACTION OF SAID RESILIENT MEANS TO A SECOND POSITION WHEREIN SAID SPRING PRESSES SAID SWITCH MEMBER AGAINST SAID INSULATOR PORTION OF THE BUTTON FOR DISCONNECTING THE SHORT BETWEEN THE SWITCH MEMBER AND SAID FRAME, SAID BUTTON IN ITS SECOND POSITION BEING IN A LOCKED ENGAGEMENT WITH SAID SWITCH MEMBER TO PREVENT MOVEMENT OF THE BUTTON BY SAID RESILIENT MEANS TO ITS INITIAL POSITION UNTIL SAID FINGER KEY OF THE SWITCH MEMBER IS MANUALLY OPERATED AGAINST THE ACTION OF SAID SPRING, AND MEANS FOR MAKING AN ELECTRICAL CONNECTION TO SAID SWITCH MEMBER.