| 摘要 |
An inert gas lighting system and means therefor, which system has a plurality of letters or characters arranged in sequence and n high tension dielectric terminal box operatively disposed between adjacent pairs of said characters. Each box has a terminal block centrally disposed therein for the attachment of high voltage cable leads thereto connecting adjacent letters. The use of thermosetting V5 plastic for the construction of the terminal box enables the entire unit to be molded, sealed and grounded as required. Installation, maintenance and repair of such signage is enhanced. |
