US 12,149,647 B2
Roll-slide mobile terminal
In Su Song, Seoul (KR); Timothy Kang, Seoul (KR); and Min Soo Kim, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Appl. No. 17/632,917
Filed by LG ELECTRONICS INC., Seoul (KR)
PCT Filed Aug. 6, 2019, PCT No. PCT/KR2019/009797
§ 371(c)(1), (2) Date Feb. 4, 2022,
PCT Pub. No. WO2021/025197, PCT Pub. Date Feb. 11, 2021.
Prior Publication US 2022/0279058 A1, Sep. 1, 2022
Int. Cl. H04M 1/02 (2006.01); G06F 1/16 (2006.01)
CPC H04M 1/0235 (2013.01) [G06F 1/1624 (2013.01); G06F 1/1652 (2013.01); H04M 1/0268 (2013.01); H04M 2201/38 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A roll-slide mobile terminal comprising:
a first frame;
a second frame configured to slidably move in a first direction with respect to the first frame;
a display part configured to be flexible, having a front surface provided on a front surface of the first frame, wound at an end portion in a first direction of the second frame, and provided over a rear surface of the second frame, wherein a front surface area is expanded or retracted in response to a movement of the second frame; and
an expansion support part configured to expand in the first direction in response to an expansion of the front surface area of the display part to support the front surface area of the display part,
wherein the expansion support part comprises:
a main member including a supporting surface that supports a rear surface of the front surface area of the display part;
a middle member that is drawn out from the main member in the first direction and includes a supporting surface that supports a rear surface of the front surface area of the display part; and
a sub member that is drawn out from the middle member in the first direction and includes a supporting surface that supports a rear surface of the front surface area of the display part.