| 摘要 |
A space frame (12) for a truck cab (10), the space frame (12) having a pair of hydroformed, longitudinally extending inner side rail members (42, 44), a laterally extending and hydroformed connecting member (52) extending between the inner side rail members (42, 44) and extending laterally beyond each of the inner side rail members (42, 44). The connecting member (52) being constructed and arranged to hold the pair of inner side rail members in laterally spaced relation to one another. The space frame also having a U-shaped and hydroformed first upper cross member (172) having a pair of leg portions (181, 183) forming rear pillar structures and a transverse bight portion (180). Each of the rear pillar structures being connected to and extending upwardly from the connecting member, and the pair of inner side rail members (42, 44) being positioned between and spaced from the pair of leg portions (181, 183). |
