Industrial deodorizer

Claim 2

A vapor dispenser comprising a rectangular housing including interconnected top and bottom walls, opposed front and back walls, opposed first and second end walls, door means in said front wall for providing an access opening which can be opened and closed, a first partition extending in spaced relation to said top wall and between said end walls and between said front and back walls to define an air intake chamber between said first partition and said top wall, air inlet means communicating with said air inlet chamber, a second partition extending in spaced relation to said bottom wall and in generally parallel relation to said first partition and between said end walls and between said front and back walls to define an air outlet chamber between said second partition and said bottom wall and to define a central chamber between said first and second partitions, air outlet means communicating with said air outlet chamber, aperture means in said first and second partitions for affording air flow from said air inlet chamber to said central chamber and from said central chamber to said air outlet chamber, at least one tray member, means on said first and second end walls for horizontally supporting said tray member in said central chamber and for facilitating at least partial withdrawal of said tray member through said front wall access opening and means on said tray member for removably holding a plurality of relatively thin rectangular envelopes which contain a vaporizable substance to be dispensed as a vapor into the flow of air and which are arranged in parallel vertical relation to each other to permit air flow past said envelopes from said air inlet chamber to said air outlet chamber.

Claim 3

A dispenser in accordance with claim 1 and including control means, in addition to said tray member, for controlling the rate at which the substance is dispensed.

Claim 4

A dispenser in accordance with claim 2 wherein said control means comprises means for maintaining a minimum temperature in said housing.

Claim 5

A dispenser in accordance with claim 2 wherein said control means comprises valve means for opening and closing said air inlet and outlet means.

Claim 6

A dispenser in accordance with claim 2 wherein said control means comprises time-in-use meter means.

Claim 7

A dispenser in accordance with claim 2 wherein said control means comprises a blower for supplying air through said housing.

Claim 8

A dispenser in accordance with claim 6 wherein said control means comprises timer means for controlling said blower.

Claim 9

A dispenser in accordance with claim 2 wherein said control means comprises variable air flow sensing means.

Claim 10

A dispenser in accordance with claim 8 wherein said control means also includes valve means for opening and closing said inlet and outlet means, and means for opening and closing said valve means responsive to said air flow sensing means.

Claim 11

A dispenser vapor comprising a rectangular housing including interconnected top and bottom walls, opposed front and back walls, opposed first and second end walls, door means in said front wall for providing an access opening which can be opened and closed, a first partition extending at an angle to said top wall and from adjacent to the corner between said first end wall and said top wall to said second end wall and between said front and back walls to define an air intake chamber between said first partition and said top wall, valved air inlet means in said second end wall communicting with said air inlet chamber, a second partition extending at an angle to said bottom wall and in generally parallel relation to said first partition from adjacent to the corner between said second end wall and said bottom wall to said first end wall and between said front and back walls to define an air outlet chamber between said second partition and said bottom wall and to define a central chamber between said first and second partitions, valved air outlet means in the first end wall communicating with said air outlet chamber, aperture means in said first and second partitions for affording air flow from said air inlet chamber to said central chamber and from said central chamber to said air outlet chamber, at least one tray member, means on said first and second end walls for horizontally supporting said tray member in said central chamber and for facilitating at least partial withdrawal of said tray member through said front wall access opening, means on said tray member for removably holding a plurality of relative thin rectangular envelopes which contain a vaporizable substance to be dispensed as a vapor into the flow of air and which are arranged in parallel vertical relation to each other to permit air flow past said envelopes from said air inlet chamber to said air outlet chamber, blower means in one of said air inlet and air outlet chambers for inducing air flow from said air inlet chamber to said central chamber and from said central chamber to said air outlet chamber, and handle means on said housing for facilitating transfer of said housing from one site to another site.

Claim 12

A dispenser vapor comprising a rectangular housing including interconnected top and bottom walls, opposed front and back walls, opposed first and second end walls, door means in said front wall for providing an access opening which can be opened and closed, a first partition extending at an angle to said top wall and from adjacent to the corner between said first end wall and said top wall to said second end wall and between said front and back walls to define an air intake chamber between said first partition and said top wall, valved air inlet means in said second end wall communicting with said air inlet chamber, a second partition extending at an angle to said bottom wall and in generally parallel relation to said first partition from adjacent to the corner between said second end wall and said bottom wall to said first end wall and between said front and back walls to define an air outlet chamber between said second partition and said bottom wall and to define a central chamber between said first and second partitions, valved air outlet means in the first end wall communicating with said air outlet chamber, aperture means in said first and second partitions for affording air flow from said air inlet chamber to said central chamber and from said central chamber to said air outlet chamber, at least one tray member, means on said first and second end walls for horizontally supporting said tray member in said central chamber and for facilitating at least partial withdrawal of said tray member through said front wall access opening, means on said tray member for removably holding a plurality of relative thin rectangular envelopes which contain a vaporizable substance to be dispensed as a vapor into the flow of air and which are arranged in parallel vertical relation to each other to permit air flow past said envelopes from said air inlet chamber to said air outlet chamber, blower means in one of said air inlet and air outlet chambers for inducing air flow from said air inlet chamber to said central chamber and from said central chamber to said air outlet chamber, and handle means on said housing for facilitating transfer of said housing from one site to another site.

Claim 13

A vapor dispenser comprising a rectangular housing including interconnected top and bottom walls, opposed front and back walls, opposed first and second end walls, door means in said front wall for providing an access opening which can be opened and closed, a first partition extending in spaced relation to said top wall and between said end walls and between said front and back walls to define an air inlet chamber between said first partition and said top wall, an air inlet port communicating with said air inlet chamber, a second partition extending in spaced relation to said bottom wall and in generally parallel relation to said first partition and between said end walls and between said front and back walls to define an air outlet chamber between said second partition and said bottom wall and to define a central chamber between said first and second partitions, an air outlet port communicating with said air outlet chamber, fittings respectively communicating with said inlet and outlet ports and adapted for connection to duct work, aperture means in said first and second partitions for affording air flow from said air inlet chamber to said central chamber and from said central chamber to said air outlet chamber, at least one tray member, means on said first and second end walls for horizontally supporting said tray member in said central chamber and for facilitating at least partial withdrawal of said tray member through said front wall access opening, and means on said tray member for removably holding a plurality of relatively thin rectangular envelopes which contain a vaporizable substance to be dispensed as a vapor into the flow of air and which are arranged in parallel vertical relation to each other to permit air flow past said envelopes from said air inlet chamber to said air outlet chamber.

Claim 14

A vapor dispenser comprising a rectangular housing including interconnected top and bottom walls, opposed front and back walls, opposed first and second end walls, door means in said front wall for providing an access opening which can be opened and closed, a first partition extending in spaced relation to said top wall and between said end walls and between said front and back walls to define an air inlet chamber between said first partition and said top wall, an air inlet port communicating with said air inlet chamber, a second partition extending in spaced relation to said bottom wall and in generally parallel relation to said first partition and between said end walls and between said front and back walls to define an air outlet chamber between said second partition and said bottom wall and to define a central chamber between said first and second partitions, an air outlet port communicating with said air outlet chamber, fittings respectively communicating with said inlet and outlet ports and adapted for connection to duct work, aperture means in said first and second partitions for affording air flow from said air inlet chamber to said central chamber and from said central chamber to said air outlet chamber, at least one tray member, means on said first and second end walls for horizontally supporting said tray member in said central chamber and for facilitating at least partial withdrawal of said tray member through said front wall access opening, and means on said tray member for removably holding a plurality of relatively thin rectangular envelopes which contain a vaporizable substance to be dispensed as a vapor into the flow of air and which are arranged in parallel vertical relation to each other to permit air flow past said envelopes from said air inlet chamber to said air outlet chamber.

Claim 15

A dispenser in accordance with claim 11 and including control means, in addition to said tray member, for controlling the rate at which the substance is dispensed.

Claim 16

A dispenser in accordance with claim 12 wherein said control means comprises means for maintaining a minimum temperature in said housing.

Claim 17

A dispenser in accordance with claim 12 wherein said control means comprises valve means for opening and closing said air inlet and outlet ports.

Claim 18

A dispenser in accordance with claim 12 wherein said control means comprises time-in-use meter means.

Claim 19

A dispenser in accordance with claim 12 wherein said control means comprises a blower for supplying air through said housing.

Claim 20

A dispenser in accordance with claim 16 wherein said control means comprises timer means for controlling said blower.

Claim 21

A dispenser in accordance with claim 12 wherein said control means comprises variable air flow sensing means.

Claim 22

A dispenser in accordance with claim 18 wherein said control means also includes valve means for opening and closing said inlet and outlet ports, and means for opening and closing said valve means responsive to said air flow sensing means.

Claim 23

A vapor dispenser comprising a rectangular housing including interconnected top and bottom walls, opposed front and back walls, opposed first and second end walls, door means in said front wall for providing an access opening which can be opened and closed, a first partition extending in spaced relation to said top wall and between said end walls and between said front and back walls to define an air inlet chamber between said first partition and said top wall, an air inlet port communicating with said air inlet chamber, a second partition extending in spaced relation to said bottom wall and between said end walls and between said front and back walls to define an air outlet chamber between said second partition and said bottom wall and to define a central chamber between said first and second partitions, an air outlet port communicating with said air outlet chamber, aperture means in said first and second partitions for affording air flow from said air inlet chamber to said central chamber and from said central chamber to said air outlet chamber, at least one tray member, means on said first and second end walls for horizontally supporting said tray member in said central chamber and for facilitating at least partial withdrawal of said tray member through said front wall access opening, and means on said tray member for removably holding a plurality of relatively thin rectangular envelopes which contain a vaporizable substance to be dispensed as a vapor into the flow of air and which are arranged in parallel vertical relation to each other to permit air flow past said envelopes from said air inlet chamber to said air outlet chamber.

Claim 24

A vapor dispenser comprising a rectangular housing including interconnected top and bottom walls, opposed front and back walls, opposed first and second end walls, door means in said front wall for providing an access opening which can be opened and closed, a first partition extending in spaced relation to said top wall and between said end walls and between said front and back walls to define an air inlet chamber between said first partition and said top wall, an air inlet port communicating with said air inlet chamber, a second partition extending in spaced relation to said bottom wall and between said end walls and between said front and back walls to define an air outlet chamber between said second partition and said bottom wall and to define a central chamber between said first and second partitions, an air outlet port communicating with said air outlet chamber, aperture means in said first and second partitions for affording air flow from said air inlet chamber to said central chamber and from said central chamber to said air outlet chamber, at least one tray member, means on said first and second end walls for horizontally supporting said tray member in said central chamber and for facilitating at least partial withdrawal of said tray member through said front wall access opening, and means on said tray member for removably holding a plurality of relatively thin rectangular envelopes which contain a vaporizable substance to be dispensed as a vapor into the flow of air and which are arranged in parallel vertical relation to each other to permit air flow past said envelopes from said air inlet chamber to said air outlet chamber.