| 摘要 |
PROBLEM TO BE SOLVED: To provide an on-vehicle indoor lighting system preventing locking of a function part from being removed, when assembling an assembly assembled with at least the function part to a design part. SOLUTION: In this indoor lighting system 1, a trim 10 is arranged on an indoor side of a body 2, the design part 20 is arranged on the indoor side of the trim 10, and the function part 30 is arranged between the body 2 and the design part 20. A lock arm 25 for the body 2 to be locked on the body 2 and a lock arm 24 for a wall material to be locked on an interior wall material 10 are provided at a peripheral edge position of the design part 20. A locking means 27 for locking the function part 30 is provided at a center position rather than the peripheral edge position of the design part 20. The locking means 27 has two pairs of lock parts 27b for locking mutually opposed side walls of the function part 30 and a lock part 27c for preventing removal which is a side wall located in a direction crossing a direction for connecting the two pairs of the lock parts 27b and locks an almost center position of the function part 30. COPYRIGHT: (C)2009,JPO&INPIT
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