US 12,318,645 B2
Fire extinguisher
Shogo Tomiyama, Inashiki-gun (JP); Tatsuki Endo, Inashiki-gun (JP); and Wataru Kobayashi, Inashiki-gun (JP)
Assigned to YAMATO PROTEC CORPORATION, Tokyo (JP)
Appl. No. 17/272,406
Filed by YAMATO PROTEC CORPORATION, Tokyo (JP)
PCT Filed Sep. 2, 2019, PCT No. PCT/JP2019/034401
§ 371(c)(1), (2) Date Mar. 1, 2021,
PCT Pub. No. WO2020/050209, PCT Pub. Date Mar. 12, 2020.
Claims priority of application No. 2018-165072 (JP), filed on Sep. 4, 2018.
Prior Publication US 2021/0331013 A1, Oct. 28, 2021
Int. Cl. A62C 5/00 (2006.01); A62C 99/00 (2010.01)
CPC A62C 5/006 (2013.01) [A62C 99/0018 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A fire extinguisher comprising;
a container including:
a fire extinguishing agent layer that comprises a fire extinguishing agent in a solid form and configured to generate aerosol by combustion,
a first plate covering a first surface of the fire extinguishing agent layer and having a blowout aperture for the aerosol, the blowout aperture being a hole that penetrates the first plate, wherein the blowout aperture ejects and directs the aerosol during a discharge of the aerosol, and
a second plate covering a second surface of the fire extinguishing agent layer, which is opposite to the first surface,
wherein the fire extinguishing agent layer is a sheet molded from the fire extinguishing agent, and
wherein the fire extinguishing agent layer is automatically ignited without an ignition device,
wherein the first plate is able to maintain a shape thereof up to a temperature higher than a combustion start temperature of the fire extinguishing agent layer, and
wherein the container is closed except for the blowout aperture.