PORTABLE TERMINAL WITH KEYPAD LIFTING MECHANISM

摘要

A keypad lifting mechanism includes a fixing board, a first board, a guiding frame and a second board. Two stopping members are fixed on the fixing board. The first board is slidable relative to the fixing board. A plurality of wedges are formed on the guiding frame. The second board includes a plurality of protrusions. The second board slides up or down relative to the first board by engagement of the protrusions of the second board and the wedges of the first board. When the first board is moved relative to the fixing board, the guiding frame is stopped by the stopping members and the second board moving relative to the guiding frame so as to move up or down the second board.