| 摘要 |
PROBLEM TO BE SOLVED: To provide a life jacket capable of easily holding a mounted antenna in a prescribed direction.SOLUTION: A life jacket 1 includes air chambers 20a, 20b, 30a, and 30b into which gas is injected so as to be expanded for exerting the buoyancy, and a jacket body 10 to house the folded air chambers 20a, 20b, 30a, and 30b. An antenna 50 for transmitting data is attached to the air chamber 20a. The air chambers 20a, 20b, 30a, and 30b are neckline air chambers 20a and 20b surrounding a wearer's neckline, and waist air chambers 30a and 30b surrounding the wearer's waist, and the antenna 50 is attached to the neckline air chamber 20a. The antenna 50 is provided with a connection cable so as to be connected to a radio equipment body. The neckline air chamber 20a is folded so as to wrap the antenna 50 and the connection cable, and housed in the jacket body 10. |
