| 摘要 |
PROBLEM TO BE SOLVED: To facilitate mounting/dismounting of a measuring apparatus with respect to a helmet or the like.SOLUTION: The measuring apparatus includes: a housing 21; a connecting part including a projection part 31a projecting from the housing 21 in a first direction; and an engagement part 32 connected to the housing 21 via the connecting part and extending in a second direction different from the first direction. A mounting system comprises a holder having a holding part for holding the engagement part 32, and a mounting part being mountable to a peripheral edge of a protective cap. The mounting system can mount/dismount the measuring apparatus with respect to the protective cap such as a helmet 4 using the holder.SELECTED DRAWING: Figure 11 |
