US 12,228,976 B2
Keyboard apparatus and terminal
Haiyu Cheng, Shenzhen (CN); Jianqiang Xu, Dongguan (CN); Fan Wang, Shenzhen (CN); Yuyin Wang, Shenzhen (CN); and Jianwei Zeng, Shenzhen (CN)
Assigned to HUAWEI TECHNOLOGIES CO., LTD., Guangdong (CN)
Appl. No. 18/259,486
Filed by HUAWEI TECHNOLOGIES CO., LTD., Guangdong (CN)
PCT Filed Dec. 15, 2021, PCT No. PCT/CN2021/138249
§ 371(c)(1), (2) Date Jun. 27, 2023,
PCT Pub. No. WO2022/143167, PCT Pub. Date Jul. 7, 2022.
Claims priority of application No. 202011581651.6 (CN), filed on Dec. 28, 2020.
Prior Publication US 2024/0061477 A1, Feb. 22, 2024
Int. Cl. G06F 1/16 (2006.01)
CPC G06F 1/1669 (2013.01) [G06F 1/1626 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A keyboard apparatus, comprising:
a base;
a keyboard module, stacked on the base and in sliding fit with the base;
a first plate, rotatably connected to one end of the base, wherein a first rotating part is formed between the first plate and the base;
a second plate, rotatably connected to one end of the first plate that is away from the base, wherein a second rotating part is formed between the second plate and the first plate; and
a third plate, rotatably connected to one end of the keyboard module that is close to the first plate, and fastened to the second plate, to drive the second plate to rotate, wherein the third plate is configured to carry a tablet device, and a third rotating part is formed between the third plate and the keyboard module, wherein the third rotating part comprises a rotating shaft fixedly connected to the third plate, and wherein
at least one of the rotating parts of the keyboard apparatus is provided with a damping structure; and
the third plate is flipped, so that the third plate is inclined relative to the base, the third plate drives the keyboard module to slide along the base, and the third plate drives, through the second plate, the first plate to rotate, so that the base, the first plate, and the third plate form a triangular support structure.