| 摘要 |
A brake device 20 for braking a hydraulic motor 1, said brake device 20 equipped with a disc plate 21 that rotates together with a cylinder block 3, a brake piston 27 supported on a first case 12, and a brake spring 35, 45 interposed and compressed between the brake piston 27 and a second case 13. The second case 13 has a recessed or protruding retaining part 30, 32, 42 into which one end of the brake spring 35, 45 is inserted, and the brake spring 35, 45 is retained by the retaining part 30, 32, 42 even when the other end of the brake spring is separated from the brake piston 27. |
