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Class Information
Number: 126/314
Name: Stoves and furnaces > Stovepipe thimbles
Description: Devices adapted to be applied to flue and similar openings, forming a lining therefor, and designed to receive a stove or similar pipe.

Sub-classes under this class:

Class Number Class Name Patents
126/315 Adjustable flue collar 11
126/316 Combined thimble and ventilator 13
126/317 Floor or ceiling plates 8
126/319 Flue stoppers 7
126/318 Stovepipe anchor or lock 18

Patents under this class:

Patent Number Title Of Patent Date Issued
8056552 Wall thimble with outside air inlet Nov. 15, 2011
7665457 Wall thimble with outside air inlet Feb. 23, 2010
7490600 Break-apart assembly for supporting an exhaust flue and providing a cumbustible materials top and a fire stop Feb. 17, 2009
5445137 Backpacking stove for tent use Aug. 29, 1995
5445136 Air-fuel ratio control apparatus for internal combustion engines Aug. 29, 1995
5429116 Adjustable ventilator Jul. 4, 1995
5331946 Apparatus and method for sealing an opening in a fire partition through which a combustible conduit extends Jul. 26, 1994
5315984 Through the wall insulated flue May. 31, 1994
5020512 Water heater construction and method of heating water Jun. 4, 1991
4896655 Versatile heater for under-blanket heating, tent heating, and food heating Jan. 30, 1990
4893608 Furnace roof jack with pivoting flashing plate Jan. 16, 1990
4774931 Safety heater Oct. 4, 1988
4719901 Flue pipe installation through flammable walls Jan. 19, 1988
4712938 Expansion seal assembly Dec. 15, 1987
4623171 No-mortar flashing method and apparatus Nov. 18, 1986
4592336 Chimney coupling for a flue gas pipe Jun. 3, 1986
4543942 Insulated flue assembly Oct. 1, 1985
4495933 Fireplace insert and method Jan. 29, 1985
4481933 Fire extinguishing attachment for chimney stacks Nov. 13, 1984
4463748 Insulating apparatus for a flue thimble Aug. 7, 1984

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