Module with housing and generator for a sideairbag

The unit has a housing (10) and a gas generator (12), whereby the housing has at least two separate outflow openings (20,22) and flow channels between the gas generator and the interior of the housing for the gas produced by the gas generator, of which at least one leads to the first outflow opening and at least one to the second outflow opening. The flow channels are formed by radially inward pointing creases in the housing. Independent claims are also included for the following: (A) a side airbag module (B) and passenger restraining system.