Supports – Pipe or cable – Brackets
Patent
1986-04-24
1987-07-28
Foss, J. Franklin
Supports
Pipe or cable
Brackets
174 45R, F16L 322
Patent
active
046827471
ABSTRACT:
A cross-arm for supporting electric utility wires. The cross-arm is made of insulative material, the inner structure formed of alternate layers of polyester resins and synthetic fabric. An inner core is composed of polyester resin and particulate matter, or polyurethane foam with a central metal reinforcing bar. The cross-arm is modular in nature, and support members are integral with the unit, facilitating installation.
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patent: 3813837 (1974-06-01), McClain
King Nancy
King, Jr. Halm C.
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