| 摘要 |
PROBLEM TO BE SOLVED: To provide a drum repairing material capable of carrying out repairing at low cost, reducing a good appearance and suppressing a rise in concrete temperature.SOLUTION: FRP repairing panels (1a and 1b) are provided for repairing a truck mixer drum (20). The repairing panel (1a) of a first shape in the repairing panels includes a head plate part (2), a front shell part (3), a center shell part (4), and a rear shell part (5) respectively corresponding to parts of the head plate (21), the front shell (22), a center shell (24), and a rear shell (25) of the drum (20), and these areas are integrally formed. A plurality of repairing panels (1a) of first shapes is arrayed in a circumferential direction in the drum (20) to be stuck and cover the drum (20). The repairing panel (1b) of a second shape covers the rear shell (25). A heat insulation sheet (9a) is placed between the repairing panels (1a and 1b) and the drum (20).SELECTED DRAWING: Figure 1 |
