US 12,405,669 B2
Vibration feedback device, handheld communication device, and wearable device
Lubin Mao, Nanjing (CN); Yun Tang, Nanjing (CN); and Jie Ma, Nanjing (CN)
Assigned to AAC Technologies (Nanjing) Co., Ltd., Nanjing (CN)
Filed by AAC Technologies (Nanjing) Co., Ltd., Jiangsu (CN)
Filed on Dec. 21, 2023, as Appl. No. 18/393,574.
Application 18/393,574 is a continuation of application No. PCT/CN2023/096708, filed on May 29, 2023.
Prior Publication US 2024/0402808 A1, Dec. 5, 2024
Int. Cl. G06F 3/01 (2006.01); H01H 13/14 (2006.01)
CPC G06F 3/016 (2013.01) [H01H 13/14 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A vibration feedback device, wherein the vibration feedback device is provided on a frame, and comprises:
a button fixed to the frame;
a sensor for detecting a pressing state of the button; and
a vibration motor fixed to the frame and arranged below the button,
wherein the frame has a mounting hole penetrating through the frame; the frame comprises an outer side surface and an inner side surface opposite to the outer side surface, and the mounting hole penetrates through both the outer side surface and the inner side surface; the vibration motor comprises a stator fixed to the inner side surface of the frame, an antenna arranged in the mounting hole, and an elastic connection member that connects the antenna to the stator; and a direction of a pressing force of the button is perpendicular to a vibrating direction of the antenna;
the stator comprises a baseplate fixed to the frame and a solenoid assembly fixed to the baseplate, and the elastic connection member comprises an end connected to the antenna and another end connected to the baseplate;
the antenna comprises a housing and a magnet fixed in the housing, the housing is fixed to the button, and the magnet is arranged at two sides of the solenoid assembly;
the magnet comprises a pair of magnets, the pair of magnets is magnetized along the vibrating direction of the antenna, and the pair of magnets is arranged with same poles facing each other.