초록 ▼

A muffler is disclosed comprising a closed housing having an annular inlet and an annular outlet neck, and the housing having arranged therein a pair of axially extending pipes which are at least partially overlapping one another. One of the pipes is connected to the inlet neck and has a circumferen

A muffler is disclosed comprising a closed housing having an annular inlet and an annular outlet neck, and the housing having arranged therein a pair of axially extending pipes which are at least partially overlapping one another. One of the pipes is connected to the inlet neck and has a circumferentially arranged passageway to permit the exhaust gases to be directed from the inlet neck to the inside of the housing. The other pipe is connected to the outlet neck and has a circumferentially arranged passageway to permit the exhaust gases to be directed from inside the housing to the outlet neck.

대표청구항 ▼

Baffle silencer for internal combustion engines, comprising an enclosed housing which is provided with inlet and outlet pipe connections and in which are arranged in an axial direction at least two partially overlapping tubes, one of which is connected to the inlet pipe connection and comprises an o

Baffle silencer for internal combustion engines, comprising an enclosed housing which is provided with inlet and outlet pipe connections and in which are arranged in an axial direction at least two partially overlapping tubes, one of which is connected to the inlet pipe connection and comprises an open zone on its circumference through which the exhaust gases pass from the inlet pipe connection into the interior of the housing, and the other of which is connected to the outlet pipe connection and comprises on its circumference an open zone through which the exhaust gases pass out of the housing to the outlet pipe connection, characterized by the open zones being provided only on the sides opposite the respective other tube, first sound reflecting shells arranged respectively opposite the open zones and second sound reflecting shells disposed respectively opposite the first sound reflecting shells on the side of the tubes remote from the open zones.