公开(公告)号：US20230359240A1

公开(公告)日：2023-11-09

申请号：US18246922

申请日：2021-09-07

Applicant: Huawei Technologies Co., Ltd.

Inventor： Fumio Tamura ,  Yake Zou ,  Weiyong Huang ,  Pan He ,  Ryo Otsuka

IPC: G06F1/16 ,  G06F3/023 ,  H01H13/705

CPC classification number: G06F1/1616 ,  G06F1/1662 ,  G06F1/1643 ,  G06F3/0233 ,  H01H13/705 ,  G06F2200/16 ,  G06F2203/01

Abstract: An electronic device includes a keyboard. The keyboard includes a base plate and keys disposed on a base plate. The base plate includes a back support plate, a membrane, and a backlight plate. The membrane and the backlight plate are disposed on two sides of the back support plate. The back support plate supports the membrane, the backlight plate, and the keys. In addition, a buffer structure is disposed on a surface of a side that is of the backlight plate and that faces the key. The back support plate is provided with a first through hole. The key is disposed on a side that is of the membrane and that is away from the back support plate. A protrusion is disposed on a side that is of the key and that faces the base plate. The key moves toward the base plate. The protrusion can press the buffer structure.

公开(公告)号：US11921542B2

公开(公告)日：2024-03-05

申请号：US18246922

申请日：2021-09-07

Applicant: Huawei Technologies Co., Ltd.

Inventor： Fumio Tamura ,  Yake Zou ,  Weiyong Huang ,  Pan He ,  Ryo Otsuka

IPC: H01H13/83 ,  F21V8/00 ,  G06F1/16 ,  G06F3/02 ,  G06F3/023 ,  H01H13/705

CPC classification number: G06F1/1616 ,  G06F1/1643 ,  G06F1/1662 ,  G06F3/0233 ,  H01H13/705 ,  G06F2200/16 ,  G06F2203/01

Abstract: An electronic device includes a keyboard. The keyboard includes a base plate and keys disposed on a base plate. The base plate includes a back support plate, a membrane, and a backlight plate. The membrane and the backlight plate are disposed on two sides of the back support plate. The back support plate supports the membrane, the backlight plate, and the keys. In addition, a buffer structure is disposed on a surface of a side that is of the backlight plate and that faces the key. The back support plate is provided with a first through hole. The key is disposed on a side that is of the membrane and that is away from the back support plate. A protrusion is disposed on a side that is of the key and that faces the base plate. The key moves toward the base plate. The protrusion can press the buffer structure.