摘要 |
PCT No. PCT/SE89/00308 Sec. 371 Date Dec. 13, 1990 Sec. 102(e) Date Dec. 13, 1990 PCT Filed Jun. 1, 1989 PCT Pub. No. WO89/12733 PCT Pub. Date Dec. 28, 1989.An exhaust silencer has an inner, flexible pipe having a plurality of connected overlapping annular sections, an outer casing and a noise-suppressing material between the pipe and the outer casing. The casing has a first strip wound helically in a first direction of winding with partial overlap in a first overlap region between adjacent portions of the strips. A curable adhesive is arranged between the adjacent portions in the overlap region to provide a substantially leak proof seal. |