Patent ID: 7550663
Filing Date: 2009-06-23
Classification: G10D

Abstract:
1. A pedal device with a shiftable stepping position for a percussion instrument, comprising: a base; a footboard, which rotates along the stepping direction and whose front end is connected with a linking element; a set of bottom boards, including a front bottom board and a back bottom board; wherein the base is fixed on the front bottom board and the back end of the footboard is connected to the back bottom board; the front end of the back bottom board and the front bottom board are connected using a fixing screw through them, so that the back bottom board is rotatable with respect to the fixing screw; the back bottom board is formed with an arc guiding groove whose center is the rotating center of the back bottom board; and a fixing screw goes through the arc guiding groove to connect to the front bottom board for fixing the distance between the back bottom board and the front bottom boards, wherein a length of the arc guiding groove is less than a width of a section of the footboard directly overlying the arc guiding groove.