Lighting device for teletypewriters and office machines

Details Lighting device for teletypewriters and office machines Lighting device for teletypewriters and office machines

H - Electricity

05

B

240/137

H05B 33/02 (2006.01) B41J 29/19 (2006.01) F21V 23/00 (2006.01)

Patent

CA 1149356

ABSTRACT OF THE DISCLOSURE A lighting device for illuminating the printing area of teletypewriters and other office machines has a printed circuit board clad on one side for receiving a pair of spaced fluorescent lamp sockets for holding a fluorescent lamp on the insulated side of the circuit board. On the clad side of the circuit board a conductor surface is printed which functions as the firing strip for the fluorescent lamp and is disposed opposite to the area on the insulated side of the board occupied by the fluorescent lamp. The entire circuit board assembly is mounted in the teletypewriter or other machine to be illuminated.

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