US 11,832,694 B2
Case for rollable mobile device
Younghee Kwon, Seoul (KR); Gang Il Park, Seoul (KR); Hee Tae Yang, Seoul (KR); Chanyeop Jeong, Seoul (KR); and Seung Jun Lee, Seoul (KR)
Assigned to Spigen Korea Co., Ltd., Seoul (KR)
Filed by Spigen Korea Co., Ltd., Seoul (KR)
Filed on Dec. 18, 2021, as Appl. No. 17/645,050.
Claims priority of application No. 10-2020-0178435 (KR), filed on Dec. 18, 2020.
Prior Publication US 2022/0192336 A1, Jun. 23, 2022
Int. Cl. G06F 1/16 (2006.01); A45C 11/00 (2006.01)
CPC A45C 11/00 (2013.01) [A45C 2011/002 (2013.01); A45C 2011/003 (2013.01)] 6 Claims
OG exemplary drawing
 
1. An expandable case for holding a rollable mobile electronic device, the expandable case comprising:
a first case configured to be mounted on a first body part of the rollable mobile electronic device, the first case including a first edge frame for surrounding an edge of the first body part and protruding higher than one surface of the first body part, the first case including a first support;
a second case configured to be mounted on a second body part of the rollable mobile electronic device, the second case including a second edge frame for surrounding an edge of the second body part and protruding higher than one surface of the second body part, the second case being slidably connected to the first case and including a second support; and
a holding part configured to maintain the second case not to be separated from the second body part,
wherein the holding part is configured to provide a force for the second case to return to a first position when the second case moves from the first position to a second position,
wherein the holding part includes a tension spring having a first end and a second end, and
wherein the first end of the tension spring is connected to an end of the first edge frame of the first case and the second end of the tension spring is connected to an end of the second edge frame of the second case.
 
4. An expandable case for holding a rollable mobile electronic device the expandable case comprising:
a first case configured to be mounted on a first body part of the rollable mobile electronic device, the first case including a first edge frame for surrounding an edge of the first body part and protruding higher than one surface of the first body part, the first case including a first support;
a second case configured to be mounted on a second body part of the rollable mobile electronic device, the second case including a second edge frame for surrounding an edge of the second body part and protruding higher than one surface of the second body part, the second case being slidably connected to the first case and including a second support; and
a holding part configured to maintain the second case not to be separated from the second body part,
wherein the holding part is configured to provide a force for the second case to return to a first position when the second case moves from the first position to a second position,
wherein the holding part comprises:
a spiral spring rotatably disposed on a protrusion protruding from an inner surface of the first case,
a moving plate configured to slide along an inner surface of the second case,
a protecting cover configured to cover the moving plate, and
wherein an outer portion of the spiral spring is fixed to the second case or the moving plate.