Exhaust muffler and method of and adapter means for mounting same

Claim 7

A muffler for use with a moving gas stream including, in combination, an elongated muffler housing, said housing including portions providing end walls, gas passage means disposed in said housing, one of said end walls having an opening, a one-piece tubular coupling member extending through the opening in telescoping relation with said gas passage means, said tubular coupling being slidably adjustable relative to the gas passage means, and clamp means for securely fastening the tubular coupling member in slidably adjusted position relative to the muffler housing, the other end wall portion having an opening accommodating flow of gas through the muffler housing.

Claim 8

A muffler for use with a moving gas stream including, in combination, an elongated muffler housing, said housing including portions providing end walls, gas passage means disposed in said housing, one of said end walls having an opening, a one-piece tubular coupling member extending through the opening in telescoping relation with said gas passage means, said tubular coupling being slidably adjustable relative to the gas passage means, and clamp means for securely fastening the tubular coupling member in slidably adjusted position relative to the muffler housing, the other end wall portion having an opening accommodating flow of gas through the muffler housing.

Claim 9

A muffler for use with a moving gas stream including, in combination, an elongated muffler housing, said housing including portions providing end walls, gas passage means disposed in said housing, one of said end walls having an opening, a one-piece tubular coupling member extending through the opening in telescoping relation with said gas passage means, said tubular coupling being slidably adjustable relative to the gas passage means, the other end wall having an opening, and tubular means associated with the opening in said other end wall accommodating flow of gas through the muffler housing.

Claim 10

A muffler for use with a moving gas stream including, in combination, an elongated muffler housing, said housing including portions providing end walls, gas passage means disposed in said housing, one of said end walls having an opening, a one-piece tubular coupling member extending through the opening in telescoping relation with said gas passage means, said tubular coupling being slidably adjustable relative to the gas passage means, the other end wall having an opening, and tubular means associated with the opening in said other end wall accommodating flow of gas through the muffler housing.

Claim 11

A muffler for use with a moving gas stream including, in combination, an elongated muffler housing, said housing including portions providing end walls, each of said end walls having an opening, gas passage means associated with each opening accommodating flow of gas through the muffler, and tubular coupling members extending through the openings in telescoping relation with the respective gas passage means, each of said tubular coupling members being a one-piece construction and being slidably movable in the adjacent gas passage means and lengthwise of the housing to adjusted positions relative to the housing.

Claim 12

A muffler for use with a moving gas stream including, in combination, an elongated muffler housing, said housing including portions providing end walls, each of said end walls having an opening, gas passage means associated with each opening accommodating flow of gas through the muffler, and tubular coupling members extending through the openings in telescoping relation with the respective gas passage means, each of said tubular coupling members being a one-piece construction and being slidably movable in the adjacent gas passage means and lengthwise of the housing to adjusted positions relative to the housing.

Claim 13

The combination according to claim 6 including clamp means for securing the tubular members in adjusted positions.

Claim 14

A muffler for use with a moving gas stream including, in combination, an elongated muffler housing, said housing including portions providing end walls, gas passage means disposed in said housing, one of said end walls having an opening, a one-piece tubular coupling member extending through the opening in telescoping relation with said gas passage means, said tubular coupling means slidably movable in said gas passage means and lengthwise of the housing, clamp means for securely fastening the tubular member in slidably adjusted position relative to the housing, the other end wall portion having an opening accommodating a gas conveying tube, and clamp means for securing the gas conveying tube to the end region of the muffler housing.

Claim 15

A muffler for use with a moving gas stream including, in combination, an elongated muffler housing, said housing including portions providing end walls, gas passage means disposed in said housing, one of said end walls having an opening, a one-piece tubular coupling member extending through the opening in telescoping relation with said gas passage means, said tubular coupling means slidably movable in said gas passage means and lengthwise of the housing, clamp means for securely fastening the tubular member in slidably adjusted position relative to the housing, the other end wall portion having an opening accommodating a gas conveying tube, and clamp means for securing the gas conveying tube to the end region of the muffler housing.

Claim 16

A muffler for use with a moving gas stream including, in combination, an elongated muffler housing, said housing including portions providing end walls, each of said end walls having an opening, gas passage means disposed in said housing, said gas passage means including gas passage tubes associated with each end wall portion of the housing and registering with the opening therein, a one-piece tubular coupling member telescoped into each of the gas passage tubes adjacent the end wall portions, each of said tubular couplings being slidably adjustable relative to the adjacent gas passage tube.

Claim 17

A muffler for use with a moving gas stream including, in combination, an elongated muffler housing, said housing including portions providing end walls, each of said end walls having an opening, gas passage means disposed in said housing, said gas passage means including gas passage tubes associated with each end wall portion of the housing and registering with the opening therein, a one-piece tubular coupling member telescoped into each of the gas passage tubes adjacent the end wall portions, each of said tubular couplings being slidably adjustable relative to the adjacent gas passage tube.

Claim 18

A muffler for use with a moving gas stream including, in combination, an elongated housing, said housing having end wall portions, one of said end wall portions having an opening, a gas passage tube disposed in said opening having a portion extending exteriorly of the end wall portion, transversely extending baffle means disposed in said housing, said baffle means having an opening accommodating said gas passage tube, a region of the wall of the gas passage tube within the housing hAving a plurality of outlets forming acoustic couplings with a space surrounding the gas passage tube, a one-piece tubular adapter telescoped within a portion of the gas passage tube for slidable adjustment relative to said tube, a gas outlet tube disposed in an opening in the other end wall portion of the housing, and a second one-piece tubular adapter telescoped within the gas outlet tube for slidable adjustment relative thereto.

Claim 19

A muffler for use with a moving gas stream including, in combination, an elongated housing, said housing having end wall portions, one of said end wall portions having an opening, a gas passage tube disposed in said opening having a portion extending exteriorly of the end wall portion, transversely extending baffle means disposed in said housing, said baffle means having an opening accommodating said gas passage tube, a region of the wall of the gas passage tube within the housing hAving a plurality of outlets forming acoustic couplings with a space surrounding the gas passage tube, a one-piece tubular adapter telescoped within a portion of the gas passage tube for slidable adjustment relative to said tube, a gas outlet tube disposed in an opening in the other end wall portion of the housing, and a second one-piece tubular adapter telescoped within the gas outlet tube for slidable adjustment relative thereto.

Claim 20

The combination according to claim 10 including clamp means for securing said tubular adapters in adjusted positions.

Claim 21

A muffler for use with a moving gas stream including, in combination, an elongated housing, said housing including portions providing end walls, gas passage tubes disposed in laterally spaced relation in said housing, flange means on each end wall defining an opening therein, each gas passage tube extending into one of said openings, and a one-piece tubular adapter telescoped into each of the gas passage tubes, said adapters being slidably adjustable within and relative to the gas passage tubes.

Claim 22

A muffler for use with a moving gas stream including, in combination, an elongated housing, said housing including portions providing end walls, gas passage tubes disposed in laterally spaced relation in said housing, flange means on each end wall defining an opening therein, each gas passage tube extending into one of said openings, and a one-piece tubular adapter telescoped into each of the gas passage tubes, said adapters being slidably adjustable within and relative to the gas passage tubes.

Claim 23

The combination according to claim 12 wherein each gas passage tube is welded to housing, adjacent flange means, and clamp means for securing each gas passage tube to the adjacent adapter.

Claim 24

A muffler for use with a moving gas stream including, in combination, an elongated housing, said housing having end walls, flange means on each end wall defining respectively a gas inlet and a gas outlet, a plurality of transverse baffles in spaced relation in said housing, said baffles defining chambers in said housing, a first gas passage tube extending through said baffles in alignment with the inlet and being in communication with a chamber adjacent one end wall, a second gas passage tube in alignment with the outlet extending through openings in said baffles and in communication with a chamber adjacent the opposite end wall of the housing, one-piece tubular adapters telescoped into portions of said first and second gas passage tubes, said adapters being slidably adjustable relative to said tubes, and clamp means for securing the tubular adapters in adjusted positions to the flange means on the end walls.

Claim 25

A muffler for use with a moving gas stream including, in combination, an elongated housing, said housing having end walls, flange means on each end wall defining respectively a gas inlet and a gas outlet, a plurality of transverse baffles in spaced relation in said housing, said baffles defining chambers in said housing, a first gas passage tube extending through said baffles in alignment with the inlet and being in communication with a chamber adjacent one end wall, a second gas passage tube in alignment with the outlet extending through openings in said baffles and in communication with a chamber adjacent the opposite end wall of the housing, one-piece tubular adapters telescoped into portions of said first and second gas passage tubes, said adapters being slidably adjustable relative to said tubes, and clamp means for securing the tubular adapters in adjusted positions to the flange means on the end walls.

Claim 26

The combination according to claim 14 including a third gas passage tube extending through openings in said baffles conveying gases from one end chamber to the other end chamber.

Claim 27

A muffler for use with a moving gas stream including, in combination, an elongated housing, said housing having end walls, each end wall having an opening providing respectively a gas inlet and a gas outlet; a plurality of transverse baffles in lengthwise spaced relation in said housing, said baffles defining chambers in said housing, a first gas passage tube extending through openings in said baffles and through the inlet and being in communication with a chamber adjacent one end wall, a second gas passage tube extending through the outlet and through openings in said baffles and being in communication with a chamber adjacent the opposite end wall of the housing, tubular adapters telescoped into portions of said first and second gas passage tubes respectively, said adapters being slidable for telescoping overlapping relation with exhaust conveying pipes exteriorly of the muffler, clamp means for securing the tubular adapters in fixed relation with the muffler housing, and clamp means for securing the tubular adapters in overlapping relation with the gas conveying pipes.

Claim 28

A muffler for use with a moving gas stream including, in combination, an elongated housing, said housing having end walls, each end wall having an opening providing respectively a gas inlet and a gas outlet; a plurality of transverse baffles in lengthwise spaced relation in said housing, said baffles defining chambers in said housing, a first gas passage tube extending through openings in said baffles and through the inlet and being in communication with a chamber adjacent one end wall, a second gas passage tube extending through the outlet and through openings in said baffles and being in communication with a chamber adjacent the opposite end wall of the housing, tubular adapters telescoped into portions of said first and second gas passage tubes respectively, said adapters being slidable for telescoping overlapping relation with exhaust conveying pipes exteriorly of the muffler, clamp means for securing the tubular adapters in fixed relation with the muffler housing, and clamp means for securing the tubular adapters in overlapping relation with the gas conveying pipes.

Claim 29

A muffler for use with a moving gas stream including, in combination, an elongated housing, said housing including portions providing end walls, flange means on each end wall defining respectively an inlet and an outlet, a plurality of transverse baffles in spaced relation in said housing, said baffles defining chambers in said housing, a first gas passage tube extending through openings in said baffles and into the inlet and being in communication with a chamber adjacent one end wall, a second gas passage tube extending into the outlet anD through openings in said baffles and in communication with a chamber adjacent the opposite end wall of the housing, said gas passage tubes being welded to the flange means, an intermediate gas passage tube extending through openings in said baffles conveying gases from one end chamber to the other end chamber, tubular coupling members telescoped into portions of said first and second gas passage tubes respectively, said tubes being slidable for telescoping overlapping relation with exhaust conveying pipes exteriorly of the muffler, clamp means for securing the tubular coupling members in fixed relation with the muffler housing, and clamp means for securing the coupling members in overlapping relation with the gas conveying pipes.

Claim 30

A muffler for use with a moving gas stream including, in combination, an elongated housing, said housing including portions providing end walls, flange means on each end wall defining respectively an inlet and an outlet, a plurality of transverse baffles in spaced relation in said housing, said baffles defining chambers in said housing, a first gas passage tube extending through openings in said baffles and into the inlet and being in communication with a chamber adjacent one end wall, a second gas passage tube extending into the outlet anD through openings in said baffles and in communication with a chamber adjacent the opposite end wall of the housing, said gas passage tubes being welded to the flange means, an intermediate gas passage tube extending through openings in said baffles conveying gases from one end chamber to the other end chamber, tubular coupling members telescoped into portions of said first and second gas passage tubes respectively, said tubes being slidable for telescoping overlapping relation with exhaust conveying pipes exteriorly of the muffler, clamp means for securing the tubular coupling members in fixed relation with the muffler housing, and clamp means for securing the coupling members in overlapping relation with the gas conveying pipes.