Abstract: A protective system is provided including an airbag system for protecting a body part of a user in case of an accident, including a control unit and a communication interface. The protective system further includes an external device having a communication interface. The communication interface of the airbag system is configured to communicate with the external device using wireless communication.

Abstract: An airbag system for protecting a body part of a user in case of an accident is provided. The system including an airbag adapted for inflation upon an accident occurring during an intended activity, at least one sensor configured to measure movements of the airbag system, and thus indirect the movements of the user and a control unit configured to determine if the user is in a first activity state not corresponding to the intended activity by processing the output from the at least one sensor.

Abstract: An airbag (20) for protecting the head of a user in case of an accident is hereby presented. The airbag comprises an inflatable inner bag (21, 40, 50, 60) surrounded by an outer bag (22), wherein the structure of the outer bag (22) defines the shape of the airbag (20) when the inner bag (21) is inflated, and wherein said inner bag (21, 40, 50, 60) comprises a plurality of elongate first chambers (28, 29, 210, 211, 41, 42, 43, 44, 45, 46, 47, 48, 65, 66, 69, 610, 611, 612, 613, 614), each of which elongate first chambers forms a head protective part when inflated.

Abstract: An airbag (20) for protecting the head of a user in case of an accident is hereby presented. The airbag comprises an inflatable inner bag (21, 40, 50, 60) surrounded by an outer bag (22), wherein the structure of the outer bag (22) defines the shape of the airbag (20) when the inner bag (21) is inflated, and wherein said inner bag (21, 40, 50, 60) comprises a plurality of elongate first chambers (28, 29, 210, 211, 41, 42, 43, 44, 45, 46, 47, 48, 65, 66, 69, 610, 611, 612, 613, 614), each of which elongate first chambers forms a head protective part when inflated.

Abstract: A system and a method for protecting the head of a user in case of an abnormal movement, such as a fall or a collision. The system comprises an apparel (1), an airbag (2), an inflator (3), and a trigger. The airbag includes a first part (7) for surrounding the neck and back head portion of the user after inflation, and a second part (8) for forming a hood surrounding the skull of the user after inflation. The first part (7) and second part (8) are folded and arranged in the apparel (1) before inflation. The apparel is arranged around the neck of the user, like for example a collar or a scarf.