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Class 431/281 - Correlated controls


Subclass of Class 431 - Combustion
Definition: Apparatus having separate controllers for two flame holding
No. of patents: 34
Last issue date: 01/31/2012


NumberTitleIssue Date
8105077Integrated operating and control package for a pressurized burner system
An operating and control package for at least one pressurized burner. The operating and control package comprises a controller and a gas control device. The controller is an integrated packaged unit for supplying and controlling a pre-mixed air/gas pressurized burne...
01/31/2012
7850448Furnace
A gas fired furnace capable of operating with a 16:1 turndown ratio or greater. The furnace includes a plurality of burners (10) grouped into at least (14a) first and second (14b) groups, each group connected to a source of combust...
12/14/2010
7338280Interchangeable piezoelectric lighter
An interchangeable piezoelectric lighter includes a casing having a switcher cavity and a valve switcher rotatably received in the switcher cavity wherein the valve switcher includes at least two gas nozzles axially provided therein. The gas nozzles are adapted for ...
03/04/2008
7008218Combustion emission estimation with flame sensing system
There is described a method and apparatus for controlling the combustion by-product formation rate in at least one burner of a fossil fuel fired power plant. The burner has an associated flame scanner which is focused on a small area of the burner flame to obtain an...
03/07/2006
6884063Multiple-flame lighter
A multiple-flame lighter, including: a lighter housing, a storage having an outlet valve, an inlet valve and a gas chamber for storing liquid fuel gas, a gas outlet control bar for controlling gas supply from said storage, and a windproof assembly connected to the g...
04/26/2005
6881055Temperature controlled burner apparatus
A system for controlling temperature in an enclosure operates in a low heat or a high heat mode with flame always present. The presently intended use is for providing a cooking grill with a controlled temperature cooking space. An electrically controlled valve havin...
04/19/2005
6758208Flexible gas-fired heat exchanger system
A compact, highly flexible and efficient, multi-positionable, multi-dimensional and multi-stage gas-fired heat exchanger system as described. The system is connectable in a forced air duct regardless of the angular position and size of the duct. The heat exchanger c...
07/06/2004
6729163Apparatus for over-cladding large diameter optical fiber pre-form using the same
Disclosed is a high efficiency burner and an apparatus for over-cladding an optical fiber pre-form using the same. The high efficiency burner heating an optical fiber pre-form includes burner covers, burner bodies arranged between the burner covers, and fuel dischar...
05/04/2004
6699033Piezoelectric lighter for cigar, pipe, and cigarette
A piezoelectric lighter includes a gas emission arrangement including a pair of jet nozzles and a gas emitting tube communicating with a liquefied gas storage respectively, a gas releasable valve extended from the liquefied gas storage for controlling a f...
03/02/2004
6652265Burner apparatus and method
A burner apparatus is operated in a plurality of distinct modes. In a startup mode, flows of oxidant and primary fuel are ignited by an igniter and are provided simultaneously with a flow of secondary fuel until a process chamber reaches the auto-ignition...
11/25/2003
6644960Device for supplying fuel and comburent to one or more arrays of burners
A device for supplying one or more arrays (1, 2) of burners (3), in which each burner (3) comprises at least one fuel inlet line (302) and at least one comburent agent inlet line (301). The said lines (302, 301) of the burners (3) are connected upstream r...
11/11/2003
6609904Gas furnace control arrangement
A gas furnace control arrangement includes a control unit control unit and an operating unit adapted to control the control unit, the control unit having a valve seat holding a set of solenoid valves, the solenoid valves including a main valve for fuel ga...
08/26/2003
6589045Piezoelectric jet lighter for cigarette, cigar and pipe
A piezoelectric jet lighter is adapted for producing both jet flame and visible in order to selectively light a cigarette, a cigar, and a pipe. The piezoelectric jet lighter includes a gas ejecting pipe having a gas releasable valve connected to a jet noz...
07/08/2003
6588475Device and method for welding overlapping roof membranes
A device for welding overlapping roof membranes comprising a chassis, an air discharge chute and a flame distribution assembly communicating with the air discharge chute. The flame distribution assembly includes a gaseous fuel source inlet, a primary burn...
07/08/2003
6571829Gas control valve in water heater
A gas control valve in a water heater is provided for improving the ease of assembling, minimizing the size and the cost, and decreasing the limitation of layout design. For example, in a flame-retention, storage type closed vessel gas water heater for au...
06/03/2003
6568933Apparatus to burn gases
A pressure balance unit mounts to a combustion chamber having a fluctuating negative interior pressure. The unit has a housing inner portion mounted to the combustion chamber, the housing inner portion having an inner end located within the combustion cha...
05/27/2003
6375454Controllable combustion device
A combustion device for providing a stream of combustion products. In particular, there is a combustion device, utilizing micro-sized combustion tubes, that can 1) control firing profiles of an array of combustion tubes, 2) control acoustics generated the...
04/23/2002
6210152Burner for a heat generator and method for operating the same
In a burner for operating a combustor, the former consists essentially of a rotation generator (100), a transition piece following the rotation generator, and a mixing pipe following this transition piece. Transition piece and mixing pipe form the mixing ...
04/03/2001
6179212Variable output multistage gas furnace
A high turn down ratio furnace is attained by plural burners or burner stages having control valves operated by thermal sensors. Heat output control is by a variable pressure device for the fuel supplied to the burners and individual on-off valves for som...
01/30/2001
6126435Electronic ignition system for a gas stove
In an electronic ignition system for igniting a plurality of gas burners by means of a plurality of electrodes, each one being mounted adjacent with each burner for producing sparks for the ignition of each burner. A spark generating circuit connected wit...
10/03/2000
6082388Control device for gas burners
The device comprises a safety valve with an actuator which can be armed manually, a regulation valve disposed in a duct downstream of the safety valve for supplying a main burner, a tapping duct for supplying a pilot burner, and a flame detector for the p...
07/04/2000
5931652Control system for a gaseous fuel
A system is provided for burning gaseous fuel in a burner which defines a first combustion zone and a second combustion zone, the zones being in communication so that materials from one zone can have access to the other. First and second conduits deliver ...
08/03/1999
5295820Linear burner
The invention relates to a linear burner with jets extending through an opening made in a wall of a body of the burner defining an air-distribution chamber. According to the invention, the jets are connected to a series of tubes for supplying fuel gas or ...
03/22/1994
4794907Gaseous fuel range
A fuelgas range is provided with multiple burners and control apparatus which assures flow of an ideal pre-mixture of fuelgas and air to each burner over a wide range of flow values and independently of each other burner. The control apparatus includes an...
01/03/1989
4793798Burner apparatus
An improved nozzle-mixing burner apparatus is disclosed. Combustion air pressure is sensed at a control which is connected to a drive rod. Movement of the drive rod opens or closes fuel and air nozzle valves to maintain the ratio of combustion air and fue...
12/27/1988
4662353Gas heater
A gas heater for heating a mat 12 soaked with an insecticide or the like, is heated by a catalyst reaction of a combustion gas, e.g. butane comprises a gas container 1, a gas burner 5 surrounded by a catalyst 6 which are contained in a burner 3 with apert...
05/05/1987
4652234Constant pressure-variable orifice burner nozzle assembly
In a burner gun of the type including a conduit having a gas inlet supplied with a gas and a outlet, a burner nozzle assembly includes an outlet plate secured to the outlet of the gas conduit and having a plurality of circumferentially arranged orifices a...
03/24/1987
4640677Gas control device for controlling the fuel gas and oxidizing agent supply to a burner in an atomic absorption spectrometer
The present invention is directed to a gas control device for controlling the fuel gas and the oxidizing agent supplied to a burner in an atomic absorption spectrometer, which includes a first restrictor and a first pressure regulator for the fuel gas lin...
02/03/1987
4614491Multiple burner control apparatus
A single blower/multiple burner control system including a burning chamber, having a plurality of burners disposed therein. An equal number of conduits extend from the burning chamber to a manifold being supplied with a constant supply of air under pressu...
09/30/1986
4460328Process and apparatus for utilizing waste oil
A heating system comprising the combination of storage vessels (10, 12) for conventional heating oil and waste oil, respectively, and in which the two storage vessels (10, 12) are effectively sealed apart, one from the other. At the initial stage of heati...
07/17/1984
4416615Fuel burner construction
A fuel burner comprises a body having walls defining a chamber open at one end and accommodated in a conduit through which air may be delivered to the burner. Two opposed walls of the chamber are apertured to accommodate nozzles through which atomized fue...
11/22/1983
4381913Combustion heating system
A porous ceramic heating reactor is positioned within a tubular casing to contain the flame and the end products of combustion. A flattened portion of the casing extends substantially past the reactor to provide for further transfer of heat through the ca...
05/03/1983
4288978Vapor generator
Disclosed is an improved vapor generator of the kind in which a fuel-air mixture is combusted in a chamber through which water is flowed. The water acts as a coolant for the unit and is vaporized or converted to steam in the chamber in the presence of the...
09/15/1981
4025282Apparatus to burn liquid fuels in a gaseous fuel burner
Apparatus to burn liquid fuels in a gaseous fuel burner, which includes preparatory apparatus for the atomization of liquid fuel oil preferably by steam, and the heating of the fuel droplets and steam so as to completely vaporize the liquid fuel. If atomi...
05/24/1977
 
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