Invention Grant
- Patent Title: Keyswitch with balance member
- Patent Title (中): 钥匙开关与平衡构件
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Application No.: US12117293Application Date: 2008-05-08
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Publication No.: US07714245B2Publication Date: 2010-05-11
- Inventor: Chih-Yao Chi
- Applicant: Chih-Yao Chi
- Applicant Address: TW Taoyuan
- Assignee: Darfon Electronics Corp.
- Current Assignee: Darfon Electronics Corp.
- Current Assignee Address: TW Taoyuan
- Agency: Morris, Manning & Martin LLP
- Agent Tim Tingkang Xia
- Priority: TW96207614U 20070511
- Main IPC: H01H13/70
- IPC: H01H13/70

Abstract:
The invention discloses a keyswitch, which includes a keycap and a balance member. The keycap thereof defines a lower surface, which has at least one mounting portion. The balance member has an axle thereof defines a first end and a second end opposite to the first end. Additionally, the axle is folded with a first angle and elongated from the first end to form a first side, and folded with a second angle and elongated from the second end to form a second side. The axle is mounted in the at least one mounting portion. Particularly, the second angle is between 30° and 60°.
Public/Granted literature
- US20080277255A1 KEYSWITCH WITH BALANCE MEMBER Public/Granted day:2008-11-13
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