Title:
KEYBOARD SWITCH HAVING PRESSURE BALANCING EFFECT
Document Type and Number:
WIPO Patent Application WO/2019/223809
Kind Code:
A1
Abstract:
Disclosed in the present invention is a keyboard switch having a pressure balancing effect, and comprising a base, a keycap arranged upon said base, and a pressure-balancing assembly arranged between said base and said keycap. The pressure-balancing assembly comprises a balancing bracket A connected between said base and said keycap, a balancing bracket B connected between said base and said keycap, and an elastic member connected between said bracket A and said bracket B. The keyboard switch of the present invention provides excellent balance and stability, noticeably increasing key-press stroke and enhancing key-press tactile feel.
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Inventors:
WU FUXI (CN)
Application Number:
PCT/CN2019/092045
Publication Date:
November 28, 2019
Filing Date:
June 20, 2019
Export Citation:
Assignee:
DONGGUAN CITY KAIHUA ELECT CO LTD (CN)
International Classes:
H01H3/12; H01H13/705
Foreign References:
| US20010027914A1 | 2001-10-11 | |||
| CN107452536A | 2017-12-08 | |||
| CN108766797A | 2018-11-06 | |||
| CN208548273U | 2019-02-26 | |||
| CN208548321U | 2019-02-26 | |||
| CN105261507A | 2016-01-20 |
Other References:
See also references of EP 3806119A4
Attorney, Agent or Firm:
BEIJING XINGZHI XIANGDA INTELLECTUAL PROPERTY AGENCY CO., LTD (CN)
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