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AssigneeAisin Corporation
InventorsYasuhito Kurematsu, Makoto Sakai, Ryosuke Mizuno, Satoshi Masuda, Tomokazu Seki, Masaaki Hasegawa, Tsuyoshi Yamamoto, Tomoko Kanbara
Estimating the term…
A method for manufacturing an air bag includes forming a bag portion surrounded by a welded portion extending in an annular shape by pressing at least one welding mold against two sheet materials arranged to be stacked from a stacking direction of the sheet materials. The welding mold is pressed against the sheet materials to form the welded portion including a welding bead portion protruding to an inside of the bag portion between the sheet materials. A pressing surface of the welding mold against the sheet materials is provided with a slope portion facing in the stacking direction of the sheet materials and in a direction of the inside of the bag portion at a position further on an outside of the bag portion than a position at which the welding bead portion is formed.
A method for manufacturing an air bag, comprising:
An air bag comprising:
Dependencies are inferred from the claim text.