Patent ID: 6986492

Claim:
A support structure of a portable keyboard, comprising: a portable keyboard, having a keyboard set on an upper surface of the portable keyboard; at least one rear support pivotally mounted on the upper surface of the portable keyboard via a rear shaft, the at least one rear support capable of pivoting forward to close onto the upper surface and capable of pivoting backward to a first predetermined angle; and at least one front support pivotally mounted on the upper surface of the portable keyboard via a front shaft which located in front of the rear shaft, the at least one front support capable of pivoting backward to close onto the upper surface and capable of pivoting forward to a second predetermined angle, wherein the length of the at least one rear support is longer than that of the at least one front support, and the at least one front support comprises an upper indentation; wherein when the at least one rear support pivots backward to the first predetermined angle and the at least one front support pivots forward to the second predetermined angle, and a space is formed between the at least one rear support and the at least one front support for receiving a portable computer; wherein when the at least one rear support pivots forward, the at least one rear support is engaged into the upper indentation of the at least one front support and pushes the at least one front support to close onto the upper surface of the portable keyboard.