US 12,304,810 B2
Gas generator
Alexander Lochbaum, Meilen (CH); Ueli Schoen, Zürich (CH); Stefan Knobelspies, Zürich (CH); Jens Hornung, Richterswil (CH); Matthias Streiff, Zürich (CH); and Ulrich Bartsch, Uetikon am See (CH)
Assigned to Sensirion AG, Stafa (CH)
Filed by Sensirion AG, Stäfa (CH)
Filed on May 20, 2022, as Appl. No. 17/749,144.
Claims priority of application No. 21175334 (EP), filed on May 21, 2021.
Prior Publication US 2022/0371888 A1, Nov. 24, 2022
Int. Cl. C01B 13/02 (2006.01)
CPC C01B 13/0211 (2013.01) [C01B 13/0255 (2013.01)] 20 Claims
OG exemplary drawing
 
1. Gas generator, comprising
a compartment confined by a casing,
active material configured to generate a target gas in response to thermal activation,
a heater structure configured and arranged to heat the active material for generating the target gas,
wherein the active material is arranged in the compartment,
wherein the compartment has a volume of less than 0.5 cm3,
wherein the active material is a compacted powder or a compacted granulate,
wherein the heater structure is arranged outside of the compartment,
wherein the heater structure is arranged to heat the active material from at least two sides,
wherein the casing comprises a base plate and a cap arranged on the base plate,
wherein electrical conductors in electrical contact with the heater structure are arranged in or on the base plate.