Touchpad guided by a linear bearing

    公开(公告)号:US10393172B2

    公开(公告)日:2019-08-27

    申请号:US15665801

    申请日:2017-08-01

    Abstract: A button assembly includes a touchpad having an upper surface extending in a generally flat plane and movable between a first position and a second position displaced from the first position in response to the application of a pressing force perpendicular to the upper surface. Additional, smaller pushbuttons may be located adjacent the touchpad. A sub-bezel includes a housing defining a cavity for holding a linear bearing for guiding the touchpad in a linear path perpendicular to the upper surface. The linear bearing includes a plurality of first ball bearings and second ball bearings separated by a first distance perpendicular to the upper surface. The ball bearings may be sandwiched between a bearing outer member and a bearing inner member which includes an inner-top member secured to an inner-bottom member with a screw. A bearing carrier holds the ball bearings within troughs in the bearing outer member.

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