JACKING DEVICE AND JACKING METHOD
CH720668B1Undetermined Publication Date: 2026-08-31ERNST GROB AG
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Patent Information
- Application Number
- CH2023000983
- Authority / Receiving Office
- CH · CH
- Patent Type
- Patents
- Current Assignee / Owner
- Priority Date
- 2023-03-27
- Filing Date
- 2023-09-08
- Publication Date
- 2026-08-31
- Estimated Expiration
- 2043-09-08
Abstract
The method for producing a tube (8) provided with a neck (81) comprises: – inserting a first tool (1) having an outlet opening into the tube (8); – aligning the first tool (1) and the tube (8) relative to each other to achieve a first necking position in which the outlet opening and a first pilot hole in the tube are aligned with each other; – performing a first necking step in which the tube is formed by a forming body (6), for example a spherical body, to form the neck (81).
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