Patent ID: 7959185
Filing Date: 2011-06-14
Classification: B60R

Abstract:
1. An inflator bottle for releasing a product gas, said inflator bottle comprising: a housing defining a compartment; a partition disposed within the housing and dividing the compartment into a first region and a second region, said partition including a gas portal providing fluid communication between the first region and the second region, said gas portal comprising one or more openings having a total portal area; a combustible gas mixture within the first region and the second region, said combustible gas mixture being combustible to form a product gas; an igniter disposed within the first region, and effective to initiate combustion of the combustible gas mixture to produce product gas; a nozzle disposed in the housing, and having a passage communicating with the first region for releasing the product gas, said passage having a minimum cross section area; and wherein said gas portal is disposed intermediate the igniter and the nozzle, and a ratio of the total portal area to the minimum cross section area of the passage is less than or equal to about 8:1.