| 摘要 |
A lamp for recessed ceiling mounting consisting of a ceiling aperture lining flange defining an air dam receiving space; a mounting plate fixedly attached to and extending outwardly from the upper end of said flange; a ballast; spirally threaded screws removedly mounting the ballast upon the mounting plates; a concave air dam having an interior flourescent tube receiving space; a plurality of friction clips connecting the air dam to said flange, said clips positioning the air dam within said flange's air dam receiving space; a flourescent light tube; and a plurality of spring clips mounting the flourescent light tube within the interior space of the concave air dam.
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