Structural device

Claim 1

A TRAVERSE ROD CONSTRUCTION FOR SUPPORTING MOVABLE PANEL MEANS, THE COMBINATION COMPRISING: A DRIVING UNIT; ELONGATED TRACK MEANS FOR SUPPORTING SAID PANEL MEANS AND SAID DRIVING UNIT, SAID TRACK MEANS HAVING A FIRST CHANNEL HAVING A LENGTHWISE EXTENDING SLOT OPENING OUTWARDLY THEREFROM; ELECTRICAL CONDUCTORS MOUNTED ON AND EXTENDING LENGTHWISE OF SAID TRACK MEANS OUTSIDE OF SAID FIRST CHANNEL; MEANS ON SAID DRIVING UNIT RESPONSIVE TO ENERGIZATION THEREOF FROM SAID CONDUCTORS FOR MOVING SAID DRIVING UNIT ALONG SAID TRACK MEANS; SAID DRIVING UNIT HAVING A PLURALITY OF ROLLERS POSITIONED IN SAID FIRST CHANNEL SUPPORTED THEREON FOR MOVEMENT THEREALONG, SAID ROLLERS BEING CONNECTED TO SAID DRIVING UNIT BY MEANS EXTENDING THROUGH SAID SLOT, SAID DRIVING UNIT FURTHER INCLUDING DRIVING MEANS FOR DRIVING AT LEAST ONE OF SAID ROLLERS SO THAT SAID DRIVING UNIT CAN BE MOVED LENGTHWISE ALONG SAID TRACK MEANS IN RESPONSE TO THE ELECTRICAL ENERGIZATION OF SAID CONDUCTORS; SAID TRACK MEANS HAVING A SECOND CHANNEL POSITIONED IN SIDE-BY-SIDE RELATION TO SAID FIRST CHANNEL, SAID CONDUCTORS BEING LOCATED IN SAID SECOND CHANNEL, SAID DRIVING UNIT INCLUDING A FURTHER SUPPORT EXTENDING INTO SAID SECOND CHANNEL AND SLIDABLY SUPPORTED THEREON SUPPORT INTO SAID SECOND CHANNEL, SAID ELEMENTS BEING IN SLIDING CONTACT WITH SAID CONDUCTORS.