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Class Information
Number: 261/142
Name: Gas and liquid contact apparatus > With external supply or removal of heat > Heat producer > Electric heater
Description: Apparatus wherein the device is an electric heater.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4753758 |
Respiratory humidifier |
Jun. 28, 1988 |
| 4752423 |
Combined humidifier and fan heater unit |
Jun. 21, 1988 |
| 4748314 |
Device for the rapid vaporization of a liquid |
May. 31, 1988 |
| 4737616 |
Multi-function portable electric room heater having a removable heating cartridge |
Apr. 12, 1988 |
| 4722515 |
Atomizing device for vaporization |
Feb. 2, 1988 |
| 4717808 |
Carburetor deicer |
Jan. 5, 1988 |
| 4715997 |
Carburetion system and method for vaporizing fuel and for mixing vaporized heated fuel with air to power an internal combustion engine |
Dec. 29, 1987 |
| 4715346 |
Carburetor for internal combustion engine |
Dec. 29, 1987 |
| 4715998 |
Inhalation apparatus |
Dec. 29, 1987 |
| 4712531 |
Apparatus for adjusting specific volume of intake air for engine |
Dec. 15, 1987 |
| 4711294 |
Temperature and humidity control system |
Dec. 8, 1987 |
| 4711222 |
Internal combustion engine pollutant control system |
Dec. 8, 1987 |
| 4708831 |
Methods of and/or apparatus for humidifying gases |
Nov. 24, 1987 |
| 4705936 |
Electronically controlled electric steam humidifier |
Nov. 10, 1987 |
| 4676237 |
Inhaler device |
Jun. 30, 1987 |
| 4657713 |
Heated respiratory therapy humidifier |
Apr. 14, 1987 |
| RE32396 |
PTC heater construction |
Apr. 14, 1987 |
| 4652408 |
Inhalation apparatus |
Mar. 24, 1987 |
| H229 |
Environmental test chamber |
Mar. 3, 1987 |
| 4629590 |
Nebulizer |
Dec. 16, 1986 |
| 4620953 |
Device for preparing foamy milk |
Nov. 4, 1986 |
| 4618462 |
Humidifier with controlled heat input |
Oct. 21, 1986 |
| 4609811 |
Electric heat exchanger |
Sep. 2, 1986 |
| 4605837 |
Electric air preheater for an internal combustion engine |
Aug. 12, 1986 |
| 4604246 |
Combination humidifier/water distiller |
Aug. 5, 1986 |
| 4593670 |
Fuel evaporator for internal combustion engine |
Jun. 10, 1986 |
| 4588425 |
Humidifier |
May. 13, 1986 |
| 4564746 |
Steam humidifier cabinet construction |
Jan. 14, 1986 |
| 4536356 |
Carburetor |
Aug. 20, 1985 |
| 4532088 |
Heated respiratory therapy humidifier |
Jul. 30, 1985 |
| 4520864 |
Year-round air conditioner with evaporator band and special heater placement |
Jun. 4, 1985 |
| 4515134 |
Molecular diffuser assembly |
May. 7, 1985 |
| 4512322 |
Engine preheaters |
Apr. 23, 1985 |
| 4500480 |
Pediatric cartridge humidifier |
Feb. 19, 1985 |
| 4491118 |
Fuel mixture method and apparatus employing an electrically heated screen |
Jan. 1, 1985 |
| 4487746 |
Arc by-products evacuation and neutralization system |
Dec. 11, 1984 |
| 4480172 |
Electric heat exchanger for simultaneously vaporizing two different fluids |
Oct. 30, 1984 |
| 4477395 |
Apparatus for admixing liquid anesthetics and respiratory gas |
Oct. 16, 1984 |
| 4467773 |
Fuel supply system with improved throttle body heater |
Aug. 28, 1984 |
| 4465458 |
Apparatus for burning liquid fuel equipped with heating-type fuel vaporizer |
Aug. 14, 1984 |
| 4465053 |
Fuel system having low profile gasket heater |
Aug. 14, 1984 |
| 4463737 |
Fuel system having gasket heater |
Aug. 7, 1984 |
| 4463248 |
Non-spitting noiseless electric steam vaporizer |
Jul. 31, 1984 |
| 4461735 |
Humidifier with water overflow relief mechanism |
Jul. 24, 1984 |
| 4458654 |
Fuel vapor injection system |
Jul. 10, 1984 |
| 4450823 |
Fuel evaporator for internal combustion engine |
May. 29, 1984 |
| 4448173 |
Fuel evaporator |
May. 15, 1984 |
| 4434772 |
Combustion mixture generator for internal combustion engines |
Mar. 6, 1984 |
| 4426962 |
Structure for facilitating starting and warming of internal combustion engines |
Jan. 24, 1984 |
| 4425899 |
Intake heating device of an internal combustion engine |
Jan. 17, 1984 |
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