Patent ID: 8051977

Claim:
A hydrogen storage tank comprising: a sealable tank main body including a hollow body portion having openings on opposite ends and first and second end portions, which are provided on the opposite ends of the body portion, respectively, at least one of the first and second end portions being formed as a dome portion; hydrogen absorbing metal retained in the body portion and the dome portion; a first partition member located in the body portion, the first partition member dividing the space in the body portion into a plurality of first retaining chambers retaining the hydrogen absorbing metal; a second partition member located in the dome portion, the second partition member dividing the space in the dome portion into a plurality of second retaining chambers separately retaining the hydrogen absorbing metal; and a hydrogen flow section located in the tank main body, the hydrogen flow section having a tubular wall that prevents the hydrogen absorbing metal from passing through the tubular wall and permits hydrogen to flow through the tubular wall, and the hydrogen flow section permitting hydrogen to flow between the inside and the outside of the tank main body.