US 12,308,680 B1
Portable charging devices with multi-charging functions
In Sang Jeon, Seoul (KR)
Assigned to SPIGEN KOREA CO., LTD., Seoul (KR)
Filed by SPIGEN KOREA CO., LTD., Seoul (KR)
Filed on Sep. 13, 2024, as Appl. No. 18/884,989.
Claims priority of application No. 10-2024-0097106 (KR), filed on Jul. 23, 2024.
Int. Cl. H01M 10/46 (2006.01); H02J 7/00 (2006.01); H02J 50/00 (2016.01); H02J 50/40 (2016.01)
CPC H02J 7/0044 (2013.01) [H02J 50/005 (2020.01); H02J 50/402 (2020.01)] 17 Claims
OG exemplary drawing
 
9. A charging device connected to an external power supply, comprising:
a main body part with an insertion groove formed in a lower portion of the main body part and a first terminal formed on a side surface of the main body part;
a link part with one end thereof being hinge-coupled to an upper portion of the main body part;
a first wireless charging unit hinge-coupled to another end of the link part; and
a third wireless charging unit including a second terminal coupled to the main body part, wherein the third wireless charging unit is inserted into the insertion groove and is physically or electrically detachable from the first terminal,
wherein, when the first wireless charging unit and the link part are lowered and folded into the main body part, the main body part, the first wireless charging unit, and the link part are switched to a first state with a maximum width of 60 to 70 mm, a maximum depth of 60 to 70 mm, and a maximum height of 35 to 45 mm, and
when the first wireless charging unit and the link part are lifted by a predetermined distance, the maximum height is increased to 110 to 120 mm.