US 12,109,579 B2
Multi-needle head, method of aligning end portion of multi-needle head, and alignment device used therein
Dongkyun Shin, Sejong-si (KR)
Assigned to GOSANTECH CO., LTD., Cheonan-si (KR)
Filed by GOSANTECH CO., LTD., Cheonan-si (KR)
Filed on Mar. 16, 2022, as Appl. No. 17/695,976.
Claims priority of application No. 10-2021-0048627 (KR), filed on Apr. 14, 2021.
Prior Publication US 2022/0331835 A1, Oct. 20, 2022
Int. Cl. B05D 1/02 (2006.01); B05B 5/035 (2006.01); B05B 5/16 (2006.01); B05B 13/02 (2006.01); B05B 15/60 (2018.01)
CPC B05B 15/60 (2018.02) [B05B 5/035 (2013.01); B05B 5/16 (2013.01); B05B 13/0278 (2013.01); B05D 1/02 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A multi-needle head comprising:
at least one adapter mounted with a needle in which liquid is discharged therethrough; and
a holder in which the adapter is fixed,
wherein an O-ring having an outer diameter thereof larger than a width of a body of the adapter is coupled to the body of the adapter, a fixing hole into which the body of the adapter is inserted is formed in the holder, and an O-ring fixing portion having an inner diameter thereof larger than an inner diameter of the fixing hole is formed in the middle of the fixing hole such that the O-ring is positioned at the O-ring fixing portion,
wherein a vertical width of the O-ring fixing portion is larger than a vertical width of the O-ring, thereby allowing a height of the adapter that is fixed to the holder to be adjusted.