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Class Information
Number: 126/287.5
Name: Stoves and furnaces > Dampers > Fusible release
Description: Dampers for stoves or furnaces with fusible means for holding them in inoperative position, but which when the temperature reaches a certain limit fuses and allows the damper to move in position to check the fire.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6893253 |
Fuel-fired heating appliance with temperature-based fuel shutoff system |
May. 17, 2005 |
| 6814031 |
Combustion air shutoff apparatus for a fuel-fired heating appliance |
Nov. 9, 2004 |
| 6776125 |
Methods of operating a fuel-fired heating apparatus |
Aug. 17, 2004 |
| 6715451 |
Fuel-fired heating appliance with combustion air shutoff system having frangible temperature sensing structure |
Apr. 6, 2004 |
| 6546897 |
Thermodynamically activated flue damper |
Apr. 15, 2003 |
| 6497200 |
Fuel-fired heating appliance with combustion chamber temperature-sensing combustion air shutoff system |
Dec. 24, 2002 |
| 6254380 |
Device for preventing flareup in barometric-type liquid fuel burners by preventing excessive temperature levels at removable fuel tank |
Jul. 3, 2001 |
| 6250326 |
Dual temperature fire damper releasing system |
Jun. 26, 2001 |
| 6035812 |
Combustion air shutoff system for a fuel-fired heating appliance |
Mar. 14, 2000 |
| 5334092 |
Duct sealing apparatus and ducting system |
Aug. 2, 1994 |
| 5247998 |
Chimney fire extinguishing apparatus |
Sep. 28, 1993 |
| 5217407 |
Fire damper with auxiliary springs |
Jun. 8, 1993 |
| 4936287 |
Fusible link assembly |
Jun. 26, 1990 |
| 4858517 |
Fire damper kit |
Aug. 22, 1989 |
| 4651709 |
Fuel burning stove |
Mar. 24, 1987 |
| 4646847 |
Chimney fire extinguishing apparatus |
Mar. 3, 1987 |
| 4637296 |
Air flow controlling apparatus |
Jan. 20, 1987 |
| 4627498 |
Fuse design for fire limiters or other safety appliances in ventilation installations |
Dec. 9, 1986 |
| 4519301 |
Air flow balancing fire damper |
May. 28, 1985 |
| 4515068 |
Damper with integral mounting means |
May. 7, 1985 |
| 4474167 |
Latch for a butterfly damper |
Oct. 2, 1984 |
| 4409956 |
Thermostat for stoves |
Oct. 18, 1983 |
| 4362146 |
Solid fuel stove |
Dec. 7, 1982 |
| 4060096 |
Ventilator valve |
Nov. 29, 1977 |
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