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Class Information
Number: 431/93
Name: Combustion >

Sub-classes under this class:

Class Number Class Name Patents
431/1 Combustion bursts or flare-ups in pulses or serial pattern 326
431/100 Incandescent mantle 55
431/114 With means attenuating sound or pulsation 157
431/115 Combustion products return structure 210
431/117 With external drain for surplus liquid fuel discharged into vaporization or combustion zone 16
431/119 With drip or leakage collector 14
431/120 With wick trimming, treating, inserting, or removing means 29
431/121 With apparatus cleaning, purging or scavenging means 54
431/124 With reserve flint holder 8
431/125 With simulation feature 205
431/126 With ornamentation or flame coloring additive 128
431/127 Burner assembly includes igniter element and removable hand manipulatable torch 15
431/129 Burner head cover operatively interrelated with igniter 24
431/13 With indicator or inspection means 95
431/142 Burner head or igniter removably secured to fuel tank by encircling frame or casing 31
431/144 Burner cap, cover or extinguisher 47
431/153 Correlation of fuel or power supply with component movements in a disabling and enabling sequence 428
431/154 With repair, assembly or disassembly adjunct 69
431/156 Convertible 14
431/157 Means at chamber outlet establishing combustion pressure distinct from ambient 18
431/159 Fuel disperser installed in furnace 91
431/18 Timer, programmer, retarder or condition responsive control 192
431/191 Burner ignited by flash flame through conduit 20
431/195 Fuel distributor underlying combustion annulus having air feeding perforations 10
431/2 Process of combustion or burner operation 377
431/202 Structural installation 281
431/203 Flame holder mounted on heated single charge fuel tank 8
431/207 Heated line section feeds flame holder 62
431/249 With feature for access to or exposure of flame holder 6
431/252 With adjunctive means to extend or deflect flame by air blast or aspiration 19
431/253 Combined 176
431/254 Electrical or mechanical igniter correlated with burner feed 101
431/258 Burner having electrical heater or igniter 108
431/267 Frictional, chemical or percussive type igniter 23
431/278 Separately supplied or controlled, physically related flame holders, e.g., diverse fuels, pilot and main, etc. 198
431/286 Discrete means transmitting flame between separate flame holding sections 52
431/287 Having combustion starting assistant 9
431/288 Candle, e.g., taper, etc. 209
431/298 Fibrous wick type flame holder 57
431/326 Porous, capillary, particulate or sievelike flame holder, e.g., radiant surface burner, etc. 212
431/330 Drip, trickler, or shelf-to-shelf type burner 6
431/331 Pot type burner 15
431/343 With supporting bracket, leg, hook, strap or clip 96
431/344 Flame holder and fuel tank assembly 394
431/345 Flame holder having attached handle 91
431/346 Flash-back controlling or preventing structure 143
431/347 Incandescing or reflecting component, e.g., reigniting hot spot, etc. 100
431/349 Adjunctive, relatively low velocity, flame maintaining fuel passage 73
431/350 Flame holder having protective flame enclosing or flame stabilizing structure 346
431/354 Mixer and flame holder 676
431/356 Miscellaneous 26
431/357 Illuminating flash device, e.g., photographic bulb, etc. 13
431/91 Projector and igniter for liquid or gelled fuel slug or rod, e.g., flame thrower, etc. 11
431/99 Magnesium strip 5

Patents under this class:

Patent Number Title Of Patent Date Issued

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