Show Insulator Made of Porcelain Cleats Another product of the Ingenious experimenter has come to light In an Insulator made from porcelain cleats. Four ordinary porcelain cleats are arranged so that the outer holes on the center two are In line with each other and separated by the two outside out-side or end cleats. Two brass machine ma-chine screws about two Inches long clamp the unit firmly together. Care Insulator Made From Porcelain. should be taken not to crack the cleats while tightening the bolts. Th Insulator Is used In the regular manner man-ner as either antenna or guide wlra Insulator. It Is well with unglazed cleats to boll the cleats In beeswax until all air bubbles are driven out of them. Th glazed cleats do not require Oils precaution. pre-caution. As porcelain cleats may be obtained ob-tained cheaply at any electric store the cost of these insulator wHJ 4uit low. |