| 摘要 |
PURPOSE: Provided is a vacuum generating equipment which allows a vacuum adjusting tool, which generates or releases vacuum, to keep vacuum state so that it is properly used to related fields, especially for a device to issue receipt at taxi. CONSTITUTION: The vacuum generating equipment comprises the parts of: a fuel supply tool which allows a valve to project fuel into a main body and generate flame, with making the main body vacuous; an igniter which ignites the fuel; a tool to form and release vacuum; and a suction tool which makes the fuel projected from the fuel supply tool vacuous.
|
