JP2005323835A5 - - Google Patents

Claims (3)

A hammer that strikes a game ball, a stepping motor that gives a driving force to strike the game ball to the hammer, a handle that is operated by a player, an operation amount detection means that detects an operation amount of the handle, Drive frequency determining means for determining a drive frequency of the stepping motor with respect to the operation amount of the handle based on the operation amount detected by the operation amount detecting means, and the stepping motor at the drive frequency determined by the drive frequency determining means. The launch control means for driving and controlling the launch of the game ball according to the operation amount of the handle and the hammer hitting the game ball come into contact with each other to regulate the rotation of the hammer in the hitting direction. And a regulating elastic body that imparts a resilient force in a direction opposite to the striking direction to the hammer,
The firing control means has a predetermined period from when the game ball is hit by the hammer until the hammer comes into contact with the regulation elastic body and returns to the origin position where the hammer starts hitting the game ball, A game ball launcher characterized in that drive control of a stepping motor is stopped. 2. The game ball launcher according to claim 1, wherein the hammer is pivotally supported on an output shaft of the stepping motor, and the stepping motor directly drives the hammer . Before Symbol hammer is pivoted in a direction against the force of gravity until they impinge on the regulating elastic body through the hitting position of the game ball from the home position, the center of gravity of the hammer, the than the regulation elastic body-side The game ball launcher according to claim 1 , wherein the game ball launcher is located on the origin position side.