| 摘要 |
A frame for a cab of a mobile machine includes first and second primary tubes, formed by hydroforming, connected to first and second secondary tubes. The first primary tube includes first and second about vertically extending portions and an about horizontally extending portion. The about vertically extending portions are configured to be connected to the mobile machine, and the about horizontally extending portion is disposed between the about vertically extending portions. The second primary tube includes first and second about vertically extending portions and an about horizontally extending portion. The about vertically extending portions of the second primary tube are configured to be connected to the mobile machine, and the about horizontally extending portion of the second primary tube is disposed between the about vertically extending portions of the second primary tube. |
