US 12,130,671 B2
Structure including internal gears and electronic device including the same
Daehyeong Park, Suwon-si (KR)
Assigned to SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed on Nov. 16, 2021, as Appl. No. 17/527,416.
Application 17/527,416 is a continuation of application No. PCT/KR2021/015391, filed on Oct. 29, 2021.
Claims priority of application No. 10-2020-0183095 (KR), filed on Dec. 24, 2020.
Prior Publication US 2022/0206544 A1, Jun. 30, 2022
Int. Cl. G06F 1/16 (2006.01); E05D 3/12 (2006.01)
CPC G06F 1/1681 (2013.01) [E05D 3/122 (2013.01); G06F 1/1616 (2013.01); G06F 1/1652 (2013.01)] 22 Claims
OG exemplary drawing
 
1. A foldable electronic device comprising:
a first housing and a second housing;
a hinge structure connecting the first housing and the second housing; and
a flexible display operatively associated with the hinge structure,
wherein the hinge structure includes:
a first rotation part, comprising a first rotation body, a first gear, and a first rail and coupled to the first housing;
a second rotation part, comprising a second rotation body, a second gear, and a third rail and coupled to the second housing;
a bracket, to which at least a portion of the first rotation part and at least a portion of the second rotation part are coupled;
a first rotary shaft;
a first elastic member, at least a portion of the first elastic member is inserted into the first rotary shaft,
a second rotary shaft;
a second elastic member, at least a portion of the second elastic member is inserted into the second rotary shaft,
a first main gear concentric with and configured to rotate with the first rotary shaft;
a second main gear concentric with and configured to rotate with the second rotary shaft; and
a plurality of idle gears disposed between at least the first main gear and the second main gear,
wherein the first gear is engaged with the first main gear and disposed between the first rail and the first elastic member, and
wherein the second gear is engaged with the second main gear and disposed between the third rail and the second elastic member.