Patent ID: 8693177

Claim:
A foldable ergonomic keyboard, comprising: a first input section having a first plurality of keys; a second input section having a second plurality of keys; and a hinge mechanism adjustably connecting the first and the second input sections, including: a pair of operating modules, each of operating module having accommodating housing formed with an opening end and a linking end, a locking assembly received in the accommodating housing, a latch member pivotably connected to the opening end of the accommodating housing and against the locking assembly to control a displacement of the locking assembly, and a spherical member accommodated in the accommodating housing and against the locking assembly, wherein the pair of accommodating housings are respectively connected to the first input section and the second input section, each the linking end of the accommodating housing is formed with a positioning slot; and a linking unit, having two ends passing through the positioning slots of the linking ends and connecting to the pair of spherical members respectively; wherein the latch member is selectively arranged in a squeezed position and an adjusting position, the locking assembly following with the squeezed position of the latch member to press tightly the spherical member fixed in the accommodating housing for staying a posture of the keyboard, the locking assembly following with the adjusting position of the latch member to loosen the spherical member for adjusting the posture of the keyboard.