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Patent Searching and Data


Title:
VERTICAL-MOVEMENT ELASTIC STRUCTURE AND KEY AND KEYBOARD RESPECTIVELY COMPRISING ELASTIC STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2019/042061
Kind Code:
A1
Abstract:
A vertical-movement elastic structure and a key and a keyboard respectively comprising the elastic structure are provided. The elastic structure comprises a support member and an elastic member. The support member comprises a first rod and two second rods at both ends of the first rod. Two third rods are disposed extending inwards at ends of the two second rods. The two third rods are located on the same straight line. The elastic member comprises a first shaft and a second shaft parallel to each other. Ends of the two are connected to each other by means a spring. A first shaft sleeve is sleeved around the first shaft, and the first shaft sleeve is parallel to and in fixed connection with the first rod. The key further comprises a rectangular bottom plate and a rectangular bottom frame, and a vertical-movement frame and a key cap disposed above the bottom plate. A bottom portion and a top portion of the vertical-movement frame are respectively hinged to the bottom plate and the key cap. The keyboard further comprises a drive shaft, a traction belt, and a shaft pin sliding groove structure. The present invention can replace silica caps of current keyboards and further reduce the thickness of the keyboards. In addition, the service life thereof is greater than that of the silica caps.

Inventors:
KONG FANRONG (CN)
Application Number:
PCT/CN2018/097780
Publication Date:
March 07, 2019
Filing Date:
July 31, 2018
Export Citation:
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Assignee:
KONG FANRONG (CN)
International Classes:
H01H3/12; H01H13/20
Foreign References:
CN107342175A2017-11-10
CN207116249U2018-03-16
CN106328397A2017-01-11
CN1690907A2005-11-02
US5278374A1994-01-11
Attorney, Agent or Firm:
BEIJING BEIXIN-ZHICHENG INTELLECTUAL PROPERTY AGENT CO., LTD. (CN)
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