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US 2025/0100920 A1Published application
Method and apparatus for the production of glass tubes with closed ends
AssigneeSchott AG
InventorsPatrick Braun, Christian Geihe, Jonas Zeitler, Carsten Hamann
Life of this patent
Estimating the term…
Abstract
A method for the manufacture of a glass tube with closed ends includes: providing a glass tube with open ends including a first open end and a second open end; closing the first open end of the glass tube while introducing a gas into the glass tube through the second open end; opening a ventilation hole in a wall of the glass tube near one of the open ends; and closing the second open end.
Claims9
A method for the manufacture of a glass tube with closed ends, comprising:
- providing a glass tube with open ends comprising a first open end and a second open end;
- closing the first open end of the glass tube while introducing a gas into the glass tube through the second open end;
- opening a ventilation hole in a wall of the glass tube near one of the open ends;
- and
- closing the second open end.
2 more elements
An apparatus for closing a glass tube, comprising:
- a glass tube transport for transporting the glass tube;
- a first close tool;
- a ventilation hole tool;
- a second close tool;
- and
- an air supply positioned opposite from the first close tool.
3 more elements
Dependencies are inferred from the claim text.