US 12,352,979 B2
Head-mounted display device
Xudong Quan, Beijing (CN); Haoran Jing, Beijing (CN); and Feng Zi, Beijing (CN)
Assigned to BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Appl. No. 18/551,961
Filed by BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed Nov. 30, 2022, PCT No. PCT/CN2022/135380
§ 371(c)(1), (2) Date Sep. 22, 2023,
PCT Pub. No. WO2024/113220, PCT Pub. Date Jun. 6, 2024.
Prior Publication US 2025/0035939 A1, Jan. 30, 2025
Int. Cl. G02B 27/01 (2006.01)
CPC G02B 27/0176 (2013.01) [G02B 27/0179 (2013.01); G02B 2027/0143 (2013.01); G02B 2027/0154 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A head-mounted display device, comprising:
a display unit configured to display a picture;
a connection unit configured to position the display unit in front of at least one eye of a user as the head-mounted display device is worn on a head of the user; and
a rotating shaft arm unit, comprising at least a first segment, a second segment, and a first adjusting member connecting the first segment and the second segment, wherein the first segment is connected to the connection unit, and the first adjusting member is configured to change a position of one of the first segment or the second segment with respect to the other one of the first segment or the second segment when the first adjusting member is subjected to an external force, so that the second segment drives the display unit to move to achieve a pupil distance adjustment,
wherein the rotating shaft arm unit further comprises a third segment, and the second segment is connected to the display unit through the third segment,
wherein the rotating shaft arm unit further comprises a second adjusting member, the second adjusting member is connected between the second segment and the third segment, and the second adjusting member is configured to change a position of one of the second segment or the third segment with respect to the other one of the second segment or the third segment when the second adjusting member is subjected to an external force, so that the third segment drives the display unit to move to achieve a pupil distance adjustment,
wherein the first adjusting member is a flexible member, and/or the second adjusting member is a flexible member,
wherein the first adjusting member is a flexible metal member, the first segment comprises a first rigid skeleton, the second segment comprises a second rigid skeleton, the rotating shaft arm unit further comprises a first flexible trim, and the first adjusting member is configured to across a through hole inside the first flexible trim to connect the first rigid skeleton and the second rigid skeleton.