An inflatable lifejacket 1 includes a chamber 3 having a main portion 28 and a head lifting portion 27. The head lifting portion has a lower elastic modulus than the main portion. The chamber may have a front side (17, Fig 3) and a back, water-facing, side (19, Fig 3), the head lifting portion being located in the back side, with the front side supporting a wearer's head. The main portion may be substantially inextensible and/or substantially inelastic and at least one inflatable bladder (41,43, Fig 4) may be located inside the chamber.
Lifejacket
2017-09-20
Patent
Elektronische Ressource
Englisch
IPC: | B63C LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS , Zuwasserlassen, Trockenstellen, Docken oder Bergen von Schiffen |