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US20110126816A1 - Gas distribution unit for a cooking appliance - Google Patents

Gas distribution unit for a cooking appliance Download PDF

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Publication number
US20110126816A1
US20110126816A1 US12/995,983 US99598308A US2011126816A1 US 20110126816 A1 US20110126816 A1 US 20110126816A1 US 99598308 A US99598308 A US 99598308A US 2011126816 A1 US2011126816 A1 US 2011126816A1
Authority
US
United States
Prior art keywords
distributor
gas
conduit
assembly according
axial axis
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US12/995,983
Other languages
English (en)
Inventor
Amaia Salbide Mutiloa
Imanol Arriola-Bengoa Unzueta
Iñaki Aiastui Aretxaga
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Coprecitec SL
Original Assignee
Coprecitec SL
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Coprecitec SL filed Critical Coprecitec SL
Assigned to COPRECITEC S.L. reassignment COPRECITEC S.L. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: AIASTUI ARETXAGA, INAKI, ARRIOLA-BENGOA UNZUETA, IMANOL, SALBIDE MUTILOA, AMAIA
Publication of US20110126816A1 publication Critical patent/US20110126816A1/en
Abandoned legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C3/00—Stoves or ranges for gaseous fuels
    • F24C3/12—Arrangement or mounting of control or safety devices
    • F24C3/126—Arrangement or mounting of control or safety devices on ranges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/24—Preventing development of abnormal or undesired conditions, i.e. safety arrangements
    • F23N5/245—Preventing development of abnormal or undesired conditions, i.e. safety arrangements using electrical or electromechanical means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2235/00—Valves, nozzles or pumps
    • F23N2235/12—Fuel valves
    • F23N2235/14—Fuel valves electromagnetically operated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2235/00—Valves, nozzles or pumps
    • F23N2235/12—Fuel valves
    • F23N2235/24—Valve details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2237/00—Controlling
    • F23N2237/02—Controlling two or more burners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2241/00—Applications
    • F23N2241/08—Household apparatus

Definitions

  • the present invention relates to a gas distributor unit for a cooking appliance, which comprises a distributor conduit in which a safety valve is intercalated.
  • gas distributor units for cooking appliances which comprise a distributor conduit of a gas flow and several regulation taps assembled along the distributor conduit to regulate the gas flow to the burners of the cooking appliance, acting on each regulation tap through a respective control arranged on the control panel of the cooking appliance.
  • the distributor conduit is arranged parallel to the control panel.
  • distributor units that comprise a safety valve intercalated in the distributor conduit in order to open or close the passage of the gas flow to the burners of the cooking appliance.
  • EP0727616A1 discloses a gas distributor unit for a cooking appliance which comprises several gas burners, a distributor conduit fitted with several regulation taps to regulate the passage of a gas flow to the corresponding burner and several controls to act on the corresponding regulation tap, the controls being arranged on a control panel of the cooking appliance.
  • the distributor unit comprises a safety valve to open or close the passage of the gas flow through the distributor conduit to the burners.
  • a gas distributor unit comprises at least one gas burner, a distributor conduit fitted with at least one regulation tap to regulate the passage of a gas flow Q to the corresponding burner, and a safety valve to open or close the passage of the gas flow through the distributor conduit to the burners.
  • the distributor conduit is connected to the safety valve, the safety valve comprising a valve body that includes a inlet conduit for the gas flow, an outlet conduit, and an intermediate conduit that connects the inlet conduit to the outlet conduit, an axial axis of the inlet conduit and an axial axis of the outlet conduit being arranged substantially parallel to each other and not aligned.
  • the safety valve also comprises an electrovalve housed in the valve body that opens or closes the passage of the gas flow to the outlet conduit.
  • a distributor unit according to the invention offers safety for the user by providing a similar gas flow in relation to the distributor units of the prior art while using a more compact solution. Furthermore, the safety valve of the distributor unit comprises construction characteristics that enable the load loss of the gas flow to be reduced.
  • FIG. 1 shows a view in perspective of an embodiment of a distributor unit according to the invention without the controls.
  • FIG. 2 shows a view in perspective of a cooking appliance that comprises the distributor unit of FIG. 1 .
  • FIG. 3 shows a view in perspective of an embodiment of a safety valve of the distributor unit of FIG. 1 , without an electrovalve.
  • FIG. 4 shows a longitudinal cross-sectional view of the safety valve of FIG. 3 , with an electrovalve in an open position.
  • FIG. 5 shows a longitudinal cross-sectional view of the safety valve of FIG. 3 , with an electrovalve in a closed position.
  • FIG. 6 shows a longitudinal cross-sectional view of the safety valve of FIG. 3 .
  • FIG. 7 shows a longitudinal cross-sectional view of the fixing of the safety valve to a distributor conduit of FIG. 1 .
  • FIG. 8 shows a view in perspective of an embodiment of a distributor unit without the controls.
  • FIG. 9 shows a view in perspective of a safety valve of the distributor unit of FIG. 8 , without the electrovalve.
  • FIG. 10 shows a view according to a first longitudinal cross-section of the safety valve of FIG. 9 .
  • FIG. 11 shows a view according to a second longitudinal cross-section of the safety valve of FIG. 9 , with the electrovalve in an open position.
  • FIG. 12 shows a view according to a first longitudinal cross-section of the safety valve of FIG. 9 , with the electrovalve in a closed position.
  • FIG. 13 shows a longitudinal cross-sectional view of the fixing of the safety valve to the distributor conduit of FIG. 8 .
  • gas distributor units comprise several gas burners 1 , a distributor conduit 2 fitted with several regulation taps 3 to regulate the passage of a gas flow Q to the corresponding burner 1 and several controls 4 to act on the corresponding regulation tap 3 , the controls 4 being arranged on a control panel 5 of the cooking appliance.
  • the distributor unit comprises a safety valve 6 that opens or closes the passage of the gas flow Q through the distributor conduit 2 to the respective burners 1 .
  • the distributor conduit 2 comprises a first section 7 that is connected to a gas intake 30 through a free end 7 c and a second section 8 in which the regulation units 3 are fitted.
  • the second section 8 is arranged substantially parallel to the control panel 5 , and the first section 7 in a direction substantially orthogonal to the second section 8 .
  • the safety valve 6 comprises a valve body 9 that includes an inlet conduit 11 through which a gas flow Q enters, an outlet conduit 12 , and an intermediate conduit 13 , substantially orthogonal to the inlet conduit 11 and to the outlet conduit 12 , that connects the inlet conduit 11 to the outlet conduit 12 .
  • the inlet conduit 11 and the outlet conduit 12 are arranged in the valve body 9 so that an axial axis 11 b of the inlet conduit 11 and an axial axis 12 b of the outlet conduit 12 are substantially parallel to each other and not coaxial.
  • the intermediate conduit 13 may be arranged to form an angle in relation to the inlet conduit 11 and the outlet conduit 12 .
  • the safety valve 6 includes an electrovalve 10 housed in the valve body 9 to open and close the passage of the gas flow Q through the intermediate conduit 13 .
  • the electrovalve 10 may be controlled by means of a microcontroller 22 that receives the input signals of thermocouples 23 arranged on each burner 1 , and microswitches 25 arranged on each regulation tap 3 .
  • the microcontroller 22 always knows when each regulation tap 3 is open or closed, so that when the microcontroller 22 stops receiving the input signal of a thermocouple 23 corresponding to a burner 1 whose regulation tap 3 is open, the microcontroller 22 sends an output signal to the electrovalve 10 , so that the electrovalve closes the passage of the gas flow Q to the burners 1 .
  • the microcontroller 22 also receives an input signal from an ON-OFF switch 24 upon which a user acts and which is arranged on the control panel 5 so that when the user acts on the switch 24 the microcontroller 22 sends an output signal to the electrovalve 10 with the result that the electrovalve 10 closes the passage of the gas flow Q to the burners 1 .
  • valve body 9 ensures that the trajectory of the gas flow Q through the valve body 9 is simple, preventing a trajectory with changes of direction, or minimizing such changes, and reducing the load losses of the gas flow Q in relation to the losses that occur in the distributor units in the prior art.
  • the intermediate conduit 13 of the valve body 9 shown in detail in FIGS.
  • first interior diameter D 1 is smaller than the second interior diameter D 2 , thus preventing the flow Q from being cut off in its passage through the intermediate section 15 , and the second interior diameter D 2 is greater than the third interior diameter D 3 , it being around twice as large in a preferred embodiment, the aim being to minimise load losses.
  • the axial axis 11 b of the inlet conduit 11 and the axial axis 12 b of the outlet conduit 12 are arranged coplanar.
  • the safety valve 6 is place between the first section 7 and the second section 8 of the distributor conduit 2 so that one end 7 a of the first section 7 is connected to the inlet conduit 11 and one end 8 a of the second section 8 is connected to the outlet conduit 8 .
  • the respective ends 7 a and 8 a of the first section 7 and second section 8 are curved, the angle of curvature being approximately 45°, and they are arranged non-coaxial and substantially parallel to each other.
  • the fastening between the inlet conduit 11 and the end 7 a of the first section 7 and between the outlet conduit 12 and the end 8 a of the second section 8 , respectively, is of the threaded type.
  • the fastening between the inlet conduit 11 and the end 7 a of the first section 7 is realised by a nut 18 that is threaded on an interior surface 11 a of the inlet conduit 11 , a mechanical closure 20 being created between the end 7 a of the first section and the inlet conduit 11 .
  • the fastening between the end 8 a of the second section 8 and the outlet conduit 12 is realised by a nut 19 that is threaded on an exterior surface 12 a of the outlet conduit 12 , a seal 21 being arranged between the end 8 a of the second section 8 and the outlet conduit 12 in order to create the sealed closure.
  • the axial axis 11 b of the inlet conduit 11 and the axial axis 12 b of the outlet conduit 12 are arranged orthogonally and not coplanar.
  • the first section 7 and the second section 8 of the distributor conduit 2 are continuous and coaxial, the inlet conduit 11 of the safety valve 6 being connected to the gas intake 30 and the outlet conduit 12 to the free end 7 c of the first section 7 .
  • the fastening between the outlet conduit 12 and the free end 7 c of the first section 7 , and between the inlet conduit 11 and the gas intake 30 , respectively, is of the threaded type and is carried out by nuts 19 that are threaded respectively on the exterior surface 12 a of the outlet conduit 12 and on an exterior surface 11 c of the inlet conduit 11 , the seal 21 being arranged between the free end 7 c of the first section 7 and the outlet conduit 12 , and between the inlet conduit 11 and the gas intake 30 in order to create the sealed closure.
  • the safety valve 6 may be placed among the first section 7 or among the second section 8 of the distributor conduit 2 so that, as in the first embodiment, the axial axis 11 b of the inlet conduit 11 of the valve body 9 and the axial axis 12 b of the outlet conduit 12 of the valve body 9 are arranged coplanar.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Feeding And Controlling Fuel (AREA)
US12/995,983 2008-05-02 2008-10-02 Gas distribution unit for a cooking appliance Abandoned US20110126816A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ES200801169U ES1068058Y (es) 2008-05-02 2008-05-02 Grupo distribuidor de gas para un aparato de coccion
ESU200801169 2008-06-02
PCT/EP2008/008348 WO2009146730A2 (en) 2008-05-02 2008-10-02 Gas distribution unit for a cooking appliance

Publications (1)

Publication Number Publication Date
US20110126816A1 true US20110126816A1 (en) 2011-06-02

Family

ID=39637170

Family Applications (1)

Application Number Title Priority Date Filing Date
US12/995,983 Abandoned US20110126816A1 (en) 2008-05-02 2008-10-02 Gas distribution unit for a cooking appliance

Country Status (4)

Country Link
US (1) US20110126816A1 (es)
EP (1) EP2313691A2 (es)
ES (1) ES1068058Y (es)
WO (1) WO2009146730A2 (es)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110042472A1 (en) * 2009-08-20 2011-02-24 Enerco Group, Inc. Portable Catalytic Heater
US20150153046A1 (en) * 2012-05-22 2015-06-04 BSH Bosch und Siemens Hausgeräte GmbH Gas-heated cooking device
JP2016061492A (ja) * 2014-09-18 2016-04-25 リンナイ株式会社 ガスコンロ装置
US11149946B2 (en) * 2012-09-15 2021-10-19 Honeywell International Inc. System and approach for controlling a combustion chamber
AU2022221540B2 (en) * 2016-02-04 2024-02-08 Smeg S.P.A. Gas cooking device

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2407591A1 (es) 2010-07-23 2013-06-13 BSH Electrodomésticos España S.A. Encimera de cocción a gas
ES2399893B1 (es) * 2011-09-20 2014-09-02 Coprecitec, S.L. Aparato de cocción a gas y método asociado a dicho aparato de cocción a gas
ITBS20110148A1 (it) * 2011-10-26 2013-04-27 Beocom S R L Apparato per assemblare un condotto di alimentazione di cucine a gas con rubinetti
ITBS20110149A1 (it) * 2011-10-26 2013-04-27 Beocom S R L Apparato di avvitatura per l'assemblaggio di un condotto di alimentazione di cucine a gas con rubinetti
EP2752623B1 (en) * 2013-01-08 2020-09-09 Electrolux Home Products Corporation N.V. Cooking hob with illumination
AU2014241251B2 (en) * 2013-03-26 2018-05-10 Electrolux Home Products, Inc. Oven broil burner
ES2571002B1 (es) * 2014-11-20 2017-03-07 Bsh Electrodomésticos España, S.A. Punto de cocción a gas
US20170097159A1 (en) * 2015-10-06 2017-04-06 Illinois Tool Works Inc. Open top range and associated gas distribution system
IT201900013521A1 (it) 2019-07-31 2021-01-31 Smeg Spa Dispositivo per la cottura dei cibi a gas e metodo per operare detto dispositivo

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1894900A (en) * 1931-11-23 1933-01-17 Victor Benjamin Burner control and pilot light for gas stoves
US1971704A (en) * 1934-08-28 Gas burner control and ignition system
US2318767A (en) * 1940-05-20 1943-05-11 Milwaukee Gas Specialty Co Safety shutoff valve
US2781779A (en) * 1952-01-26 1957-02-19 W J Schoenberger Co Gas range burner control
US5694916A (en) * 1994-08-12 1997-12-09 Whirlpool Corporation One button gas shutoff apparatus
US5875773A (en) * 1995-02-17 1999-03-02 Atag Keukentechniek B.V. Safety device for a cooking appliance
US5979430A (en) * 1998-02-06 1999-11-09 Universal Tubular Systems, Inc. Supply device for gas appliance manifold
US7811082B2 (en) * 2005-01-05 2010-10-12 Premark Feg, Llc Gas circuit and pilot light system for cooking range

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2875573B1 (fr) * 2004-09-22 2006-11-03 Cartier Technologies Soc Par A Vanne de regulation a double securite

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1971704A (en) * 1934-08-28 Gas burner control and ignition system
US1894900A (en) * 1931-11-23 1933-01-17 Victor Benjamin Burner control and pilot light for gas stoves
US2318767A (en) * 1940-05-20 1943-05-11 Milwaukee Gas Specialty Co Safety shutoff valve
US2781779A (en) * 1952-01-26 1957-02-19 W J Schoenberger Co Gas range burner control
US5694916A (en) * 1994-08-12 1997-12-09 Whirlpool Corporation One button gas shutoff apparatus
US5875773A (en) * 1995-02-17 1999-03-02 Atag Keukentechniek B.V. Safety device for a cooking appliance
US5979430A (en) * 1998-02-06 1999-11-09 Universal Tubular Systems, Inc. Supply device for gas appliance manifold
US7811082B2 (en) * 2005-01-05 2010-10-12 Premark Feg, Llc Gas circuit and pilot light system for cooking range

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Post published by 'Household' http://ths.gardenweb.com/forums/load/plumbing/msg112303528166.html Posted on November 4, 2006 Accessed by Examiner on January 22, 2013 *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110042472A1 (en) * 2009-08-20 2011-02-24 Enerco Group, Inc. Portable Catalytic Heater
US8684276B2 (en) * 2009-08-20 2014-04-01 Enerco Group, Inc. Portable catalytic heater
US9222682B2 (en) 2009-08-20 2015-12-29 Enerco Group, Inc. Portable catalytic heater
US20150153046A1 (en) * 2012-05-22 2015-06-04 BSH Bosch und Siemens Hausgeräte GmbH Gas-heated cooking device
US10634361B2 (en) * 2012-05-22 2020-04-28 BSH Hausgeräte GmbH Gas-heated cooking device
US11149946B2 (en) * 2012-09-15 2021-10-19 Honeywell International Inc. System and approach for controlling a combustion chamber
JP2016061492A (ja) * 2014-09-18 2016-04-25 リンナイ株式会社 ガスコンロ装置
AU2022221540B2 (en) * 2016-02-04 2024-02-08 Smeg S.P.A. Gas cooking device

Also Published As

Publication number Publication date
WO2009146730A2 (en) 2009-12-10
ES1068058U (es) 2008-08-01
WO2009146730A3 (en) 2010-05-14
ES1068058Y (es) 2008-11-01
EP2313691A2 (en) 2011-04-27

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Legal Events

Date Code Title Description
AS Assignment

Owner name: COPRECITEC S.L., SPAIN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:SALBIDE MUTILOA, AMAIA;ARRIOLA-BENGOA UNZUETA, IMANOL;AIASTUI ARETXAGA, INAKI;REEL/FRAME:025649/0574

Effective date: 20101125

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION