LED display unit

Details LED display unit LED display unit

1992-04-21

1994-05-24

Dorner, Kenneth J.

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362227, 362240, G09F 304

Patent

active

053137299

ABSTRACT:
An LED display unit comprises a printed circuit board. A plurality of LEDs are packaged on the printed circuit board. Portions of the respective LEDs except for light emitting sections thereof are sealed by a resin. The LEDs having the portions thereof sealed by the resin are received in a case. A plurality of the cases are arranged on the attaching plate, to form a large-sized display panel. The case has a rear face thereof which is brought to a configuration in which spaces exist between the attaching plate and portions of the case except for a fixing portion thereof to the attaching plate and a connector for wiring.

REFERENCES:
patent: 4882667 (1989-11-01), Skegin
patent: 5003443 (1991-03-01), Sabala
patent: 5036248 (1991-07-01), McEwan et al.

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