H - Electricity – 01 – Q
Patent
H - Electricity
01
Q
351/48
H01Q 1/10 (2006.01) H01Q 1/12 (2006.01)
Patent
CA 2032335
ABSTRACT A lightweight extended aluminum or similar telescopic equilateral triangular tubular mast or tower assembly with coaxially disposed inner triangular sections and cable elevating and lowering drive apparatus for controlling low-resistance telescopic movement with alternate outside-to-inside cantered pulley wheels mounted near the too of each section passing the cable downwardly and inwardly of the section to a flat pulley wheel mounted near the bottom of the next inner section.
Chu Associates Inc.
Creaser Charles W.
Macrae & Co.
LandOfFree
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