| 摘要 |
FIELD: machine building. ^ SUBSTANCE: case (B) consists of closing plate (3) closing orifice of frame (2). Multitude of lamps is arranged side by side in the case. Closing plate (3) consists of multitude of plates (31, 32, 33) arranged side-by-side. Their end parts are superposed one above the other. Connecting device (7) connects superposed end parts (31a, 31b) of plates (31, 33) and superposed end parts (32a, 33c) of plates (32, 33) correspondingly. ^ EFFECT: prevented penetration of external dust into case from gap between end parts of multitude of plates arranged side-by-side or from gap between end parts of multitude of elements of case arranged side-by-side; raised strength of connection of given end parts. ^ 16 cl, 30 dwg |
