Abstract: A personal protection device for protecting a user is described. The personal protection device can have an inflatable member having an internal chamber that can be inflated or deflated according to predetermined conditions.

Abstract: A back protector, in particular for motorcyclists, including two vertically aligned supports provided with elements for fixing them to a motorcyclist's body, each of the supports containing a plurality of substantially rigid elements fixed thereto, the lower support being hinged to the upper support by a pin.

Abstract: An apparatus for the personal protection is described. The apparatus has at least one main control unit which is connected to one or more main sensors and to a first main transceiver for transmitting and receiving on a first radio channel control signals and/or activation signals, wherein the main control unit is also connected to a second main transceiver for transmitting and receiving on a second radio channel control signals and/or activation signals. Vehicles and a system which comprise the apparatus are also described. The vehicles and the system also include a secondary apparatus and a protective garment which can communicate with the apparatus. A process which can be carried out by the system is also described.