US 12,354,495 B2
Expectorated blood spatter generator and method of generating expectorated blood spatter using the same
Nam Kyu Park, Bucheon-si (KR); Byung Seon Moon, Busan (KR); Jae Mo Goh, Seoul (KR); Jin Pyo Kim, Daejeon (KR); Young Il Seo, Wonju-si (KR); Eunah Joo, Wonju-si (KR); and Jehyun Lee, Wonju-si (KR)
Assigned to REPUBLIC OF KOREA (NATIONAL FORENSIC SERVICE DIRECTOR MINISTRY OF THE INTERIOR AND SAFETY), Wonju-si (KR)
Filed by REPUBLIC OF KOREA (NATIONAL FORENSIC SERVICE DIRECTOR MINISTRY OF THE INTERIOR AND SAFETY, Wonju-si (KR)
Filed on Jun. 24, 2022, as Appl. No. 17/848,604.
Claims priority of application No. 10-2022-0044603 (KR), filed on Apr. 11, 2022.
Prior Publication US 2023/0326374 A1, Oct. 12, 2023
Int. Cl. G09B 23/30 (2006.01); G09B 23/12 (2006.01)
CPC G09B 23/303 (2013.01) [G09B 23/12 (2013.01)] 9 Claims
OG exemplary drawing
 
1. An expectorated blood spatter generator comprising:
a compressed air ejection unit configured to eject compressed air through an air nozzle; and
a blood ejection unit having one end connected to the air nozzle and ejecting blood through a blood nozzle by pressure of compressed air being ejected,
wherein the blood ejection unit is formed in a straw-type or an oral structure type.