| 摘要 |
PURPOSE:To enable a silencing frequency to be selected and obtain a silencer device of light weight at a low price, by providing a pair of baffle plates, which protrusively provide a vent hole, in the rear part of an exhaust pipe so as to diagonally cross with its axial line. CONSTITUTION:A pair of baffle plates 4 protrusively providing a vent hole 5 are inserted and welded in the rear part of an exhaust pipe 2 so as to diagonally cross with its axial line. By this constitution, a silencing frequency can be selected in accordance with specifications of the baffle plate 4, further a silencer enables its weight to be decreased. |
