US 12,477,674 B2
Scroll type display device
Ye Wan, Shenzhen (CN); and Rongrong Li, Shenzhen (CN)
Assigned to HKC CORPORATION LIMITED, Shenzhen (CN)
Filed by HKC CORPORATION LIMITED, Shenzhen (CN)
Filed on Aug. 29, 2023, as Appl. No. 18/457,616.
Claims priority of application No. 202310214833.7 (CN), filed on Mar. 8, 2023.
Prior Publication US 2024/0306326 A1, Sep. 12, 2024
Int. Cl. H05K 5/02 (2006.01); H01F 7/02 (2006.01)
CPC H05K 5/0217 (2013.01) [H01F 7/02 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A scroll type display device, comprising:
a housing;
a flexible screen scroll shaft; and
a flexible display screen;
wherein the housing is provided with an opening configured for extending and retracting the flexible display screen;
the flexible screen scroll shaft is rotatably arranged in the housing, and the flexible screen scroll shaft is connected with the flexible display screen and configured for winding the flexible display screen; and
a rear surface of the flexible display screen is provided with a plurality of magnetic support structures arranged in a longitudinal direction, and two adjacent magnetic support structures are mutually attracted;
wherein each of the magnetic support structures comprises support strips arranged in a transverse direction, and opposite sides of every two adjacent support strips are respectively provided with a magnetic body.