Bacon & Thomas, PLLC
Pushbutton in keyboard (2)
 An improved positioning structure of pushbutton in keyboard (2) comprises a base, a printed circuit board (PCB) attached on the base having a plurality of pivot-jointing portions protrusively disposed on its surface for defining a plurality of enclosed assembly-jointing sections, a link (bridge) disposed at the assembly-jointing section having a movable shaft axially jointed with the pivot-jointing portion, an elastomer arranged on the link, and a key cap disposed on the elastomer being coupled with a positioning shaft at one end of the link. By assembling the abovesaid components, a waterproof and thinner keyboard at lower cost is realizable. 
Shin Jiuh Corp.
H H H H
H01H H01H H01H H01H
additional additional inventional additional
Chin-Wen
Chou