| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a structure of transmission control device which has a high airtightness and easy to assemble. SOLUTION: Combination of a terminal block 2 with a PC(printed circuit) board is made by one touch action by providing an insertion opening 17, 18 for the respective telephone line insertion terminal 3 and a terminal equipment insertion terminal 4, a shielding wall 21 provided between the insertion opening 17, 18 of telephone line insertion terminal and the insertion terminal 4, and further a front side wall 17A, 18A provided at the front of the insertion opening 17, 18 where the respective front face portions of the telephone line insulation terminal 3 and the insertion terminal 4 are connected by a snap action.</p> |
