US Patent 11167306 Application system, operation system, and posture changing unit

An application system includes an application unit including a nozzle configured to discharge a seal agent to a work, and a moving device configured to move the application unit. The moving device includes a movable unit, an elevating unit, and a posture changing unit configured to be raised and lowered by the elevating unit and support the application unit. The nozzle includes a proximal end and a distal end portion configured to discharge the seal agent. The posture changing unit includes a pivot mechanism configured to make the application unit pivot about a vertical axis, and a pivot mechanism configured to make the application unit pivot about a horizontal axis. The vertical axis and the nozzle are located on the same axis, and the vertical axis and the horizontal axis cross on a center axis of the nozzle.