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.
Patent No.:
Date of Patent:
Oct. 23, 2018
Filed:
Apr. 07, 2017
Acer Incorporated, New Taipei, TW;
Jian-Siang Wang, New Taipei, TW;
Ching-Piao Kuan, New Taipei, TW;
Hung-Chi Chen, New Taipei, TW;
Yi-Hsuan Yang, New Taipei, TW;
Cheng-Yu Cheng, New Taipei, TW;
Acer Incorporated, New Taipei, TW;
Abstract
A keyboard module and an electronic device using the keyboard module are provided. The keyboard module includes a housing, a plurality of keys, a micro pump chamber and an actuator. The housing has multiple openings with the keys disposed in the housing. Each key includes a switch membrane, a key cover, an elastic element and a scissor unit. The switch membrane has a key switch, the key cover is above the switch membrane, and the elastic element disposed between the switch membrane and the key cover triggers the key switch when being pressed and deformed. The scissor unit is disposed between the key cover and the switch membrane to support the key cover. The micro pump chamber disposed below the key cover includes a first chamber, a second chamber communicating with the first chamber, a check valve disposed between the first chamber and the second chamber, and an actuator driving the keys to be withdrawn into or protrude out of the openings.