Toyota Jidosha Kabushiki Kaisha

Toyoda Gosei Co., Ltd.

Masahiko Ota

Masaaki Amano

Motohiro Mizuno

Takeshi Ishikawa

An object is to provide a gas container and a method of producing the gas container in which liner constituting members can appropriately be joined to each other and productivity can be improved. A gas container has a resin liner constituted by joining a plurality of liner constituting members, the liner constituting members each having at least a hollow cylindrical part, and a reinforcement layer arranged on an outer periphery of the resin liner. Joining portions of the liner constituting members are joined to each other over a circumferential direction by laser welding, and the joining portions are made of a laser transmitting resin and a laser absorbing resin, respectively.

Gas container and method of producing the same

A pressure vessel capable of securely sealing a mouth ring with a liner portion, and being manufactured at low costs. A boss seal partis provided in a liner portionof the pressure vessel, and an inner peripheral surface of a boss partof a mouth ringis covered with the boss seal part. A boss-side collar partis provided in the boss seal partso as to project outwardly, and a sealing membercomposed of a resilient body is disposed in a space between an inner peripheral surface of the boss seal partand an outer peripheral surface of the valve

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Aichi-ken, Japan

Masahiko Ota