Electricity: conductors and insulators – Overhead – Towers – poles or posts
Patent
1974-08-15
1977-03-01
Reynolds, Bruce A.
Electricity: conductors and insulators
Overhead
Towers, poles or posts
H02G 312
Patent
active
040103145
ABSTRACT:
This invention relates to an insert device adapted to be positioned in structural openings, as, for example in holes or openings formed in cellular raceways for connection of cables such as power and telephone lines, from a source and into the insert device for connection with fixtures, phones and other devices. The insert device is adapted to be manufactured in preset form to be positioned relative to raceway structures such as cellular raceways, the cement or other floor forming materials being poured thereover; a cap seals the insert device and is adapted to be removed when it is desired to use the insert device.
REFERENCES:
patent: 3417191 (1968-12-01), Fork
patent: 3592956 (1971-07-01), Fork
patent: 3609210 (1971-09-01), Guritz
patent: 3676568 (1972-07-01), Fork
patent: 3683101 (1972-08-01), Liberman
patent: 3701837 (1972-10-01), Fork
patent: 3721051 (1973-03-01), Fork
patent: 3751576 (1973-08-01), Klinkman et al.
Raceway Components, Inc.
Reynolds Bruce A.
Tone David A.
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