| 摘要 |
PROBLEM TO BE SOLVED: To provide a trunnion type suspension structure in which a trunnion bracket is attached to a web of a frame for eliminating the need of providing a hole for a fastening member at a flange of the frame and a closed cross section structure is adopted to significantly improve the rigidity of the entire body and the reliability and the size and weight of the trunnion bracket are reduced and increase in the number of components is avoided to reduce the price cost.SOLUTION: Trunnion plate parts 4b, each of which extends so as to stand upward from an outer surface of a trunnion bracket 4 and is attached to an outer surface of a web 5a of a frame 5 by fastening members 17, are integrally formed with the trunnion bracket 4 which is attached to lower surfaces of both width end parts of a cross member 10 by fastening members 16. |
