Plural extensible power line voltage measurement probes with spool means for the interconnecting conductor

Claim 1

IN A DEVICE OF THE CHARACTER DESCRIBED, A FIRST NONCONDUCTING TUBING MEMBER HAVING A CONDUCTING ELECTRODE REMOVABLY SECURED TO ONE END THERREOF AND ADAPTED TO BE APPLIED TO A POWER LEAD, A VOLTAGE MEASUREMENT MEANS CARRIED BY SAID TUBING MEMBER AND SPACED DOWNWARDLY FROM THE ELECTRODE FOR FACILITATING VISUAL INSPECTION OF THE VOLTAGE MEASUREMENT, SAID ELECTRODE BEING CONNECTED THROUGH AN ELECTRICAL RESISTANCE TO ONE SIDE OF THE VOLTAGE MEASUREMENT MEANS, A SECOND NON-CONDUCTING TUBING MEMBER HAVING A CONDUCTING ELECTRODE REMOVABLE SECURED TO ONE END THEREOF AND ADAPTED TO BE APPLIED TO A SECOND POWER LEAD, SAID SECOND ELECTRODE BEING CONNECTED TO THE OTHER SIDE OF THE VOLTAGE MEASUREMENT MEANS THROUGH AN ELECTRICAL RESISTANCE AND AN INSULATED CONDUCTING CABLE THAT EXTENDS BETWEEN THE VOLTAGE MEASUREMENT MEANS AND THE SECOND ELECTRODE, SPOOL MEANS PROVIDED ON ONE OF SAID TUBING MEMBERS TO CONTROL THE LENGTH OF THE CONDUCTING CABLE EXTENDING BETWEEN THE TUBING MEMBERS, A FIRST NON-CONDUCTING TUBING EXTENSION MEMBER PROVIDED WITH AN ELECTRICAL RESISTANCE AND ADAPTED TO BE SECURED TO THE END OF THE FIRST TUBING MEMBER AFTER THE ELECTRODE HAS BEEN REMOVED, SAID ELECTRODE ADAPTED TO BE REMOVABLY SECURED TO THE TUBING EXTENSION AND ELECTRICALLY CONNECTED THROUGH THE ELECTRICAL RESISTANCE CONTAINED THEREIN TO THE ELECTRICAL RESISTANCE IN THE FIRST TUBING MEMBER, AND A SECOND TUBING EXTENSION MEMBER IDENTICAL TO SAID FIRST TUBING EXTENSION MEMBER AND ADAPTED TO BE SECURED TO THE SECOND TUBING MEMBER.