The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 09, 2020

Filed:

Apr. 04, 2019
Applicant:

Lenovo (Singapore) Pte. Ltd., Singapore, SG;

Inventors:

Masahiro Kitamura, Kanagawa, JP;

Mitsuo Horiuchi, Kanagawa, JP;

Satoshi Douzono, Kanagawa, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/02 (2006.01); H01H 13/02 (2006.01); H01H 13/705 (2006.01); H01H 3/12 (2006.01);
U.S. Cl.
CPC ...
H01H 13/705 (2013.01); G06F 3/0202 (2013.01); H01H 3/125 (2013.01); H01H 13/02 (2013.01); H01H 2221/036 (2013.01);
Abstract

A keycap detachably provided on a guide mechanism of a key switch includes a cap main body having a front face pressed at the time of key input and a rear face on the opposite side to the front face; and a first engaging projection and a second engaging projection, both of which protrude from the rear face of the cap main body with a gap therebetween so that an engaging portion of the guide mechanism is detachably engaged into the gap. At least a part of an area around the first engaging projection and the second engaging projection in the cap main body has a thin part thinner than other parts of the cap main body. As a result, the falling off of the keycap can be prevented.


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