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US 12,090,542 B2Granted
Forming system
AssigneeSumitomo Heavy Industries, Ltd.
InventorsMasayuki Ishizuka, Kimihiro Nogiwa, Akihiro Ide
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Abstract
A forming system for forming a metal pipe having a hollow shape includes a forming apparatus including a gas supply portion that supplies gas into a heated metal pipe material when forming the metal pipe, and a discharge unit that discharges the gas into the formed metal pipe, in which an exhaust port of the discharge unit is positioned in an internal space of a structure including the internal space.
Claims13
A forming system for forming a metal pipe having a hollow shape, the system comprising:
- a forming apparatus comprising:
- a gas supply portion comprising a gas supply line connected to a gas source, wherein the gas supply portion is configured to supply gas into a heated metal pipe material when forming the metal pipe,
- a discharge unit comprising an exhaust pipe and configured to discharge the gas in the formed metal pipe,
- an electrode for heating the metal pipe material, and
- a power supply line connected to the electrode,
- a floor surface on which the forming apparatus is placed;
- and
- an underground pit provided at a lower portion of the floor surface,
- wherein
- an exhaust port of the discharge unit is positioned in an internal space of a structure including the internal space,
- the exhaust pipe is positioned in the underground pit as the structure and provided with the exhaust port, and
- the power supply line is accommodated in the underground pit together with the exhaust pipe.
9 more elements
Dependencies are inferred from the claim text.