US 11,809,239 B2
Arm structure, hinge structure including the arm structure, and electronic device including the same
Seunghyun Hwang, Suwon-si (KR); Donghyun Byun, Suwon-si (KR); Sukjin Yun, Suwon-si (KR); and Uyhyeon Jeong, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on May 18, 2021, as Appl. No. 17/323,434.
Claims priority of application No. 10-2020-0063724 (KR), filed on May 27, 2020; application No. 10-2020-0095315 (KR), filed on Jul. 30, 2020; and application No. 10-2020-0114513 (KR), filed on Sep. 8, 2020.
Prior Publication US 2021/0373612 A1, Dec. 2, 2021
Int. Cl. G06F 1/16 (2006.01); F16C 11/04 (2006.01); E05D 11/10 (2006.01); E05D 3/12 (2006.01)
CPC G06F 1/1681 (2013.01) [F16C 11/04 (2013.01); G06F 1/1652 (2013.01); E05D 3/122 (2013.01); E05D 11/1014 (2013.01); E05Y 2201/418 (2013.01); E05Y 2900/606 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An electronic device comprising:
a housing comprising a first housing and a second housing;
a hinge structure accommodated in the housing and connected to the first housing and the second housing; and
a flexible display disposed over at least portion of the first housing, the hinge structure, and the second housing,
wherein the hinge structure comprises:
a first rotating shaft rotating about a first axis;
a second rotating shaft rotating about a second axis;
a first arm part comprising a first cam structure and a second cam structure connected to the first rotating shaft;
a second arm part comprising a third cam structure and a fourth cam structure connected to the second rotating shaft;
a first rotating part connected to the first arm part;
a second rotating part connected to the second arm part, the first rotating part rotating about a third axis, and the second rotating part rotating about a fourth axis;
a first cam member comprising a first cam engaged with the first cam structure and a second cam engaged with the third cam structure;
a second cam member comprising a third cam engaged with the second cam structure and a fourth cam engaged with the fourth cam structure;
a first elastic body coupled to the first rotating shaft and configured to provide an elastic force to the first cam;
a second elastic body coupled to the second rotating shaft and configured to provide an elastic force to the second cam;
a third elastic body coupled to the first rotating shaft with the first elastic body and configured to provide an elastic force to the third cam; and
a fourth elastic body coupled to the second rotating shaft with the second elastic body and configured to provide an elastic force to the fourth cam.