US 12,350,532 B2
Fire extinguishing capsule and capsule-type fire extinguishing device including same
Byung Yul Kim, Cheongju-si (KR)
Assigned to FIREKIM CO., LTD, Cheongju-si (KR); and Byung Yul Kim, Cheongju-si (KR)
Filed by FIREKIM CO., LTD, Cheongju-si (KR); and Byung Yul Kim, Cheongju-si (KR)
Filed on Dec. 12, 2023, as Appl. No. 18/536,655.
Application 18/536,655 is a division of application No. 16/614,431, granted, now 11,883,701, previously published as PCT/KR2017/008267, filed on Aug. 1, 2017.
Claims priority of application No. 10-2017-0069623 (KR), filed on Jun. 5, 2017; application No. 10-2017-0069624 (KR), filed on Jun. 5, 2017; and application No. 10-2017-0069625 (KR), filed on Jun. 5, 2017.
Prior Publication US 2024/0100378 A1, Mar. 28, 2024
Int. Cl. A62C 35/13 (2006.01); A62C 37/14 (2006.01); A62C 37/36 (2006.01)
CPC A62C 37/14 (2013.01) [A62C 35/13 (2013.01); A62C 37/36 (2013.01)] 1 Claim
OG exemplary drawing
 
1. An extinguishing capsule, comprising:
an extinguishing material comprising a first extinguishing material configured to suppress fire, and a second extinguishing material configured to expand when the temperature increases;
a pocket configured to receive the extinguishing material therein; and
a separation membrane configured to isolate the first extinguishing material and the second extinguishing material separately in the pocket, and transmit the second extinguishing material to the first extinguishing material when the second extinguishing material expands,
wherein the second extinguishing material is provided in a form of fluid and expands to evaporate when the temperature increases; and the separation membrane comprises a perforated material that blocks the second extinguishing material when the second extinguishing material is in the form of fluid and passes the second extinguishing material when the second extinguishing material evaporates.