Weather-proof spring post

Details Weather-proof spring post Weather-proof spring post

2005-01-18

2005-01-18

Reichard, Dean A. (Department: 2831)

Electricity: conductors and insulators

Conduits, cables or conductors

Single duct conduits

C174S135000, C174S068100, C174S0720TR, C248S560000, C248S565000

Reexamination Certificate

active

06844495

ABSTRACT:
A substantially flexible post having a hollow tubular inner sheath protruding upwardly from the earth and having a first end portion and a second end portion. The first end portion of the fixture post is connected to an electrical junction box disposed in a subterranean location, the second end portion connected to an electrical fixture attached thereto, such that the electrical conductors pass from the electrical junction box, through the inner sheath portion thus safely communicating electrical energy from the junction box to the fixture. Additionally, a spring comprising a coil of wire, wherein the spring surrounds the outer diameter of the sheath portion. The length dimension of the flexible inner sheath portion is longer than the length dimension of the spring.

REFERENCES:
patent: 4854416 (1989-08-01), Lalikos et al.
patent: 4992629 (1991-02-01), Morais
patent: 5039011 (1991-08-01), Parker
patent: 5520222 (1996-05-01), Chikama
patent: 5538294 (1996-07-01), Thomas
patent: 5626418 (1997-05-01), Angelis et al.
patent: 6092555 (2000-07-01), Otsuka
patent: 6508277 (2003-01-01), Imes et al.

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