Gas producer

• Main Authors: SAITO TETSUO, SUEHIRO AKIHIKO, DOSAI TAKAYOSHI, TAMURA KAZUHISA
• Format: Patent
• Language: English
• Published: 22.03.2007
• Subjects: CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; THEIR RELEVANT APPARATUS; TRANSPORTING; VEHICLES IN GENERAL; VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISEPROVIDED FOR

The present invention provides a gas generator capable of sufficiently loading gas generants into a combustion chamber, while the safety of the housing is secured, and also burning the gas generants inside the combustion chamber uniformly and effectively. A gas generator A is provided with a metal housing 3 having an initiator shell 1 and a closure shell 2 , a combustion chamber 5 into which gas generants 4 are loaded and an igniter 7 for igniting and burning the gas generants 4, in which the initiator shell 1 and the closure shell 2 have semi-spherical end plate portions 10 and 14 , H/D of a ratio of H, a length of the housing to D, an outer diameter of the cylindrical portions 9 and 13 continuously formed from the end plate portions 10 and 14 is in the range from 0.4 to 1.3, the igniter 7 is provided with an inner cylindrical body 16 having a plurality of enhancer openings 15 and enhancers 17 loaded into the inner cylindrical body 16 , and d/D or a ratio of d, an outer diameter of the inner cylindrical body 16 to D, an outer diameter of the end plate portions 10 and 14 is in the range from 0.1 to 0.5.