Illumination – Light source and modifier – With sealing means or artificial atmosphere
Patent
1986-03-10
1987-05-19
Myhre, Charles J.
Illumination
Light source and modifier
With sealing means or artificial atmosphere
362311, 362375, F21V 2900
Patent
active
046672788
ABSTRACT:
An electric lighting fixture for outdoor use having a generally cylindrical housing of polyvinyl chloride with concentric outer and inner walls and an annular flange projecting from the center of said inner wall, a first cylindrical spacer ring whose lower end rests on the annular flange within the housing, a circular lens sealed to the upper end of the first spacer ring, a low voltage lamp within said housing having a circular outer edge with a diameter slightly less than the inner diameter of the housing, a second spacer ring having an outer diameter slightly less than the inner diameter of the housing, a cup-shaped base plate having an axial hole in its bottom, and an electric power line passing through the end connected to the low voltage lamp, the outer edge of the lamp lying between the annular flange of the housing and the second spacer ring and the upper edge of the base plate resting against the lower edge of the second spacer ring.
REFERENCES:
patent: 1435002 (1922-11-01), Goodwin et al.
patent: 2970209 (1961-01-01), Glowzinski et al.
patent: 3337725 (1967-08-01), Nash
patent: 3902057 (1975-08-01), La Violette
patent: 4344118 (1982-08-01), Rundquist et al.
patent: 4523263 (1985-06-01), Poyer
Cox D. M.
Johnson Merrill N.
Myhre Charles J.
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