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Class Information
Number: 261/DIG.41
Name: Gas and liquid contact apparatus > Pad retaining means in humidifiers and air conditioners
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
7828275 Humidifier for use with heated air source Nov. 9, 2010
7377494 Humidifier May. 27, 2008
7073782 Humidifier Jul. 11, 2006
6315272 Humidifier with stacked reservoir Nov. 13, 2001
6248155 Combination humidifier and air purifier Jun. 19, 2001
6209570 Automatic flush valve Apr. 3, 2001
6206348 Evaporative cooler for a gas turbine engine Mar. 27, 2001
6189869 Wick system for a humidifier Feb. 20, 2001
6168139 Air flow activated control unit for a furnace Jan. 2, 2001
6149138 Portable humidifier with keyed replaceable cartridge element Nov. 21, 2000
6149141 Portable evaporative humidifier apparatus Nov. 21, 2000
5975502 Wick system for a humidifier and a method for operating the wick system Nov. 2, 1999
5971370 Integrated water distribution/cooling pad system Oct. 26, 1999
5957380 Disposable cigar humidification apparatus Sep. 28, 1999
5955008 Pad shield for single inlet evaporative coolers Sep. 21, 1999
5800741 Evaporative humidifier having wick filter with color change indicator Sep. 1, 1998
5765544 Flow-through humidifier for mobile home furnace Jun. 16, 1998
5661984 Automotive air conditioner Sep. 2, 1997
5540867 Hanger-supported liquid-gas contact body and assembly method Jul. 30, 1996
5374381 Evaporative element for a humidifier and method of making the same Dec. 20, 1994
5226293 Retrofit louver system for evaporative air coolers Jul. 13, 1993
5110511 Humidifier May. 5, 1992
5075047 Spray pad humidifier Dec. 24, 1991
5015420 Evaporative cooling May. 14, 1991
4851162 Evaporative cooler Jul. 25, 1989
4833896 Disposable evaporative cooler pad assembly May. 30, 1989
4672820 Evaporative cooler pad assembly Jun. 16, 1987
4649000 Evaporative cooler Mar. 10, 1987
4602487 Water distribution means for air cooler Jul. 29, 1986
4540530 Humidifier pad Sep. 10, 1985
4499031 Evaporative gas treating system Feb. 12, 1985
4489015 Humidifier pad support Dec. 18, 1984
4476066 Joint assembly for casing cells Oct. 9, 1984
4460394 Evaporative cooler pad assembly Jul. 17, 1984
4443386 Evaporative cooler pad frame support Apr. 17, 1984
4428890 Cylindrical evaporative cooler apparatus Jan. 31, 1984
4419300 Non-corrosive, non-staining evaporative cooler Dec. 6, 1983
4389352 Cooling pad support assembly Jun. 21, 1983
4354985 Water wash humidifier assembly Oct. 19, 1982
4309365 Non-corrosive, non-staining evaporative cooler Jan. 5, 1982
4234526 Evaporative cooler Nov. 18, 1980
4231975 Evaporative cooler and liquid-gas contact pad therefor Nov. 4, 1980
4225539 Room humidifier and the humidification system Sep. 30, 1980
4101609 Cover holder for evaporative cooler Jul. 18, 1978
4080410 Evaporative cooler construction Mar. 21, 1978
4045523 Evaporative cooler with superimposed disposable pad assemblies Aug. 30, 1977
4031180 Cooling pad system Jun. 21, 1977
4029723 Evaporative airconditioner Jun. 14, 1977











 
 
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