Invention Grant
- Patent Title: Tactile actuator
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Application No.: US16348126Application Date: 2017-11-08
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Publication No.: US11056960B2Publication Date: 2021-07-06
- Inventor: Hyeong Jun Kim , Jong Hyung Jung , Jong Hun Lee , Nam Seok Kim
- Applicant: CK MATERIALS LAB CO., LTD.
- Applicant Address: KR Seoul
- Assignee: CK MATERIALS LAB CO., LTD.
- Current Assignee: CK MATERIALS LAB CO., LTD.
- Current Assignee Address: KR Seoul
- Agency: Mayer & Williams, PC
- Agent Stuart H. Mayer
- Priority: KR10-2016-0148360 20161108,KR10-2017-0146812 20171106
- International Application: PCT/KR2017/012573 WO 20171108
- International Announcement: WO2018/088788 WO 20180517
- Main IPC: G06F3/01
- IPC: G06F3/01 ; H02K33/16

Abstract:
A tactile actuator, according to one embodiment, may comprise: a housing defining an accommodation space therein; an upper case for covering the upper part of the accommodation space; a vibration unit arranged inside the accommodation space; an upper elastic member connecting the upper side of the housing and the vibration unit; a lower elastic member for connecting the lower side of the housing and the vibration unit; and a coil for forming a magnetic field to drive the vibration unit, wherein one end of the upper elastic member may be fixed to a position on a side wall of the housing that is apart from the upper case.
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