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A mounting apparatus for fluorescent lamp holders in a fluorescent sign frame including a stationary and a compressible lamp holder for each lamp detachably connectable to an attachment bracket having a forward projecting pair of parallel latch tongues adapted to snap-fasten into a pair of correspon

A mounting apparatus for fluorescent lamp holders in a fluorescent sign frame including a stationary and a compressible lamp holder for each lamp detachably connectable to an attachment bracket having a forward projecting pair of parallel latch tongues adapted to snap-fasten into a pair of corresponding slots in a mounting plate or raceway cover from the rear of the raceway cover.

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A mounting apparatus for a fluorescent lamp holder having a body portion of non-circular cross-section and an enlarged head adapted to detachably receive one end of a fluorescent lamp, an electrical wire connected to said body portion, and a pair of spring clips on opposite sides of said body portio

A mounting apparatus for a fluorescent lamp holder having a body portion of non-circular cross-section and an enlarged head adapted to detachably receive one end of a fluorescent lamp, an electrical wire connected to said body portion, and a pair of spring clips on opposite sides of said body portion, comprising: (a) a mounting plate having a front surface and a rear surface and a central hole therethrough larger than the largest cross-section of said lamp holder to permit the passage of said lamp holder through said central hole, (b) a pair of elongated slots extending through said mounting plate adjacent opposite sides of said central hole, (c) an attachment bracket comprising a plate member having front and rear surfaces and an attachment hole therethrough, said attachment hole having a non-circular shape of a size permitting insertion of the body portion of the lamp holder through said attachment hole from front-to-rear, the spring clips on said body portion being compressed by said attachment hole as said body portion is inserted through said attachment hole, said spring clips snapping outward behind and engaging said plate member when said body portion is fully inserted in said attachment bracket in a mounting position, (d) a pair of latch tongues projecting forward from said plate member spaced apart on opposite sides of said attachment hole, said latch tongues having the same spacing as said elongated slots and adapted to be received in said elongated slots as said attachment bracket is moved forward toward said mounting plate, each of said latch tongues having a retainer member engaging said rear surface of said mounting plate after said latch tongues are fully received in said slots in said mounting position, and (e) the head of said lamp holder projecting forward through said central hole in said mounting position.