EP1161120A3 - Electric heaters - Google Patents

Electric heaters Download PDF

Info

Publication number
EP1161120A3
EP1161120A3 EP01115655A EP01115655A EP1161120A3 EP 1161120 A3 EP1161120 A3 EP 1161120A3 EP 01115655 A EP01115655 A EP 01115655A EP 01115655 A EP01115655 A EP 01115655A EP 1161120 A3 EP1161120 A3 EP 1161120A3
Authority
EP
European Patent Office
Prior art keywords
electric heaters
track
resistive
thick film
silver
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.)
Withdrawn
Application number
EP01115655A
Other languages
German (de)
French (fr)
Other versions
EP1161120A2 (en
Inventor
John Crawshaw Taylor
Lawrence David De'ath
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.)
Strix Ltd
Original Assignee
Strix Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10807778&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1161120(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Strix Ltd filed Critical Strix Ltd
Publication of EP1161120A2 publication Critical patent/EP1161120A2/en
Publication of EP1161120A3 publication Critical patent/EP1161120A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/68—Heating arrangements specially adapted for cooking plates or analogous hot-plates
    • H05B3/74—Non-metallic plates, e.g. vitroceramic, ceramic or glassceramic hobs, also including power or control circuits
    • H05B3/748—Resistive heating elements, i.e. heating elements exposed to the air, e.g. coil wire heater
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
    • H05B3/26—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base
    • H05B3/262—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base the insulating base being an insulated metal plate
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/78—Heating arrangements specially adapted for immersion heating
    • H05B3/82—Fixedly-mounted immersion heaters
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/013—Heaters using resistive films or coatings
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/017—Manufacturing methods or apparatus for heaters
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/037—Heaters with zones of different power density

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Surface Heating Bodies (AREA)
  • Resistance Heating (AREA)

Abstract

A thick film electric heater 1 comprises an insulating substrate 5 provided with a thick film resistive heating track 7. The resistive track 7 comprises at least two discrete sections connected by a bridge 11 of a material having a resistivity lower than that of the resistive track, such as silver.
EP01115655A 1997-02-17 1998-02-17 Electric heaters Withdrawn EP1161120A3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9703225 1997-02-17
GB9703225A GB2322273B (en) 1997-02-17 1997-02-17 Electric heaters
EP98904301A EP1013148B1 (en) 1997-02-17 1998-02-17 Electric heaters

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP98904301A Division EP1013148B1 (en) 1997-02-17 1998-02-17 Electric heaters

Publications (2)

Publication Number Publication Date
EP1161120A2 EP1161120A2 (en) 2001-12-05
EP1161120A3 true EP1161120A3 (en) 2004-01-21

Family

ID=10807778

Family Applications (2)

Application Number Title Priority Date Filing Date
EP01115655A Withdrawn EP1161120A3 (en) 1997-02-17 1998-02-17 Electric heaters
EP98904301A Revoked EP1013148B1 (en) 1997-02-17 1998-02-17 Electric heaters

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP98904301A Revoked EP1013148B1 (en) 1997-02-17 1998-02-17 Electric heaters

Country Status (9)

Country Link
EP (2) EP1161120A3 (en)
CN (2) CN2325704Y (en)
AU (1) AU6224398A (en)
DE (1) DE69803586T2 (en)
ES (1) ES2171290T3 (en)
GB (1) GB2322273B (en)
HK (1) HK1029484A1 (en)
WO (1) WO1998036618A1 (en)
ZA (1) ZA981287B (en)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9821769D0 (en) * 1998-10-06 1998-12-02 Otter Controls Ltd Improvements relating to electric water heating appliances
GB2344744B (en) 1998-11-26 2001-07-25 Strix Ltd Electrical beverage making apparatus
DE19855481A1 (en) * 1998-12-01 2000-06-08 Siceram Gmbh Electric cooktop
GB2344944A (en) * 1998-12-08 2000-06-21 Otter Controls Ltd Liquid heating appliance with thick film heating element
GB2353456B (en) * 1999-08-13 2004-08-25 Strix Ltd Electric heaters
JP3582518B2 (en) * 2001-04-18 2004-10-27 住友電気工業株式会社 Resistance heating element circuit pattern and substrate processing apparatus using the same
US20050179716A1 (en) * 2004-02-14 2005-08-18 Eastman Kodak Company Apparatus and method of controlling temperatures in ejection mechanisms
EP2840386A1 (en) * 2004-12-16 2015-02-25 Atlantic Business Centre of Excellence and Commercialization of Innovation Ltd. Apparatus for monitoring materials
NL1029484C2 (en) * 2005-07-11 2007-01-12 Ferro Techniek Holding Bv Heating element for use in a device for heating liquids.
TWI374682B (en) * 2006-07-20 2012-10-11 Watlow Electric Mfg Layered heater system having conductive overlays
KR101378881B1 (en) * 2007-07-20 2014-03-28 엘지전자 주식회사 Electric heater
EP2186380B1 (en) * 2007-07-20 2016-06-22 LG Electronics Inc. Electric heater
KR101412578B1 (en) * 2007-07-20 2014-06-26 엘지전자 주식회사 Electric heater
JP5309370B2 (en) * 2011-02-21 2013-10-09 シー・サーム テクノロジーズ リミテッド Method and apparatus for monitoring material
US9528969B2 (en) 2013-12-11 2016-12-27 Morpho Detection, Inc. Apparatus, system and method for flash heating
DE102014208408A1 (en) * 2014-05-06 2015-11-12 BSH Hausgeräte GmbH Radiator for a cooking appliance and cooking appliance, in particular hob
ES2619112B1 (en) * 2015-12-22 2018-04-10 Bsh Electrodomésticos España, S.A. Induction cooking field device with at least one capacitive sensor unit
CN106686771B (en) * 2016-02-03 2019-09-06 黄伟聪 A kind of coating has the thick film element of high thermal conductivity ability
DE102017000438A1 (en) * 2017-01-19 2018-07-19 Stiebel Eltron Gmbh & Co. Kg Safety device for emergency shutdown of an electric instantaneous water heater
KR102159800B1 (en) * 2018-08-21 2020-09-25 엘지전자 주식회사 Electric Heater
KR102110410B1 (en) * 2018-08-21 2020-05-14 엘지전자 주식회사 Electric Heater
KR102159802B1 (en) * 2018-08-21 2020-09-25 엘지전자 주식회사 Electric Heater
KR102048733B1 (en) 2018-08-21 2019-11-27 엘지전자 주식회사 Electric Heater
KR102111332B1 (en) * 2018-10-11 2020-05-15 엘지전자 주식회사 Electric Heater
CN113163969B (en) * 2018-10-23 2023-02-21 布瑞威利私人有限公司 Water jug
WO2023031982A1 (en) * 2021-09-06 2023-03-09 Persico S.P.A. Mould for rotational moulding
WO2023031981A1 (en) * 2021-09-06 2023-03-09 Persico S.P.A. Mould for rotational moulding
IT202100029543A1 (en) * 2021-11-23 2023-05-23 Persico Spa MOLD FOR ROTATIONAL MOLDING

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4002883A (en) * 1975-07-23 1977-01-11 General Electric Company Glass-ceramic plate with multiple coil film heaters
EP0300685A2 (en) * 1987-07-18 1989-01-25 THORN EMI plc Improvements in or relating to thick film track material
EP0384640A2 (en) * 1989-02-20 1990-08-29 Emaco Ltd. Improvements in electric hotplates

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB160195A (en) * 1919-09-01 1921-03-24 Arthur Francis Berry Improvements in or relating to electric fuses, heating elements and the like
GB860213A (en) 1958-08-08 1961-02-01 Allen William Baldwin Improvements in or relating to electrical heating elements
JPS5017088B1 (en) * 1970-01-08 1975-06-18
GB1354703A (en) * 1970-04-27 1974-06-05 Hunterseal Ltd Method of and means for producing electrically conductive coatings
CA1199957A (en) 1983-08-12 1986-01-28 Walter E. Miller Electric kettle
US5338919A (en) * 1991-12-28 1994-08-16 Rohm Co., Ltd. Heater for sheet material and method for adjusting resistance of same
DE4341035A1 (en) 1993-12-02 1995-06-08 Ego Elektro Blanc & Fischer Safe-condition monitoring unit for electrical load device
GB9302965D0 (en) 1993-02-15 1993-03-31 Strix Ltd Immersion heaters
GB9423901D0 (en) 1994-11-26 1995-01-11 Pifco Ltd Improvements to thick film elements
US5914063A (en) 1994-12-13 1999-06-22 Strix Limited Liquid heating vessels
US6153859A (en) 1995-07-31 2000-11-28 Strix Limited Liquid heating vessels
EP0894419B1 (en) 1996-04-18 2003-02-26 Strix Limited Electric heaters
GB2337684C (en) 1997-02-17 2011-08-24 Strix Ltd Electric heaters

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4002883A (en) * 1975-07-23 1977-01-11 General Electric Company Glass-ceramic plate with multiple coil film heaters
EP0300685A2 (en) * 1987-07-18 1989-01-25 THORN EMI plc Improvements in or relating to thick film track material
EP0384640A2 (en) * 1989-02-20 1990-08-29 Emaco Ltd. Improvements in electric hotplates

Also Published As

Publication number Publication date
ZA981287B (en) 1999-08-17
AU6224398A (en) 1998-09-08
CN1248384A (en) 2000-03-22
CN1130108C (en) 2003-12-03
DE69803586T2 (en) 2002-08-08
EP1161120A2 (en) 2001-12-05
EP1013148A1 (en) 2000-06-28
GB2322273B (en) 2001-05-30
EP1013148B1 (en) 2002-01-23
CN2325704Y (en) 1999-06-23
GB9703225D0 (en) 1997-04-09
GB2322273A (en) 1998-08-19
ES2171290T3 (en) 2002-09-01
DE69803586D1 (en) 2002-03-14
HK1029484A1 (en) 2001-03-30
WO1998036618A1 (en) 1998-08-20

Similar Documents

Publication Publication Date Title
EP1161120A3 (en) Electric heaters
AU4609799A (en) Electrical resistor heating element
EP0929205A3 (en) A heater and a method of manufacturing the same
EP0929204A3 (en) Ceramic Heater
GB2285729B (en) Electrically conductive resistance heater
AU555857B2 (en) Elongate heater
DE69901281D1 (en) Radiant structure for the heating element
MA24902A1 (en) ELECTRIC HEATER
GB0321916D0 (en) Self-regulating electrical heating cable
GB2330291A (en) Electric heaters
AU580552B2 (en) Laminar electrical heaters
WO1999007184A3 (en) Electrical ptc heating device
DE69409279D1 (en) A method of manufacturing a radiant heater and a heater made by this method
DE69704889D1 (en) Electrical resistance element for floor heating, especially for kettles
AU7078698A (en) Thin heating element made from low resistance material
AU7443498A (en) Electrical heating element
TW350073B (en) A PTC thermo-sensitive resistor
DE69915884D1 (en) IMPROVEMENTS TO ELECTRICALLY HEATED COOKING VESSELS
ATE166520T1 (en) IMPROVEMENTS TO THICK FILM ELEMENTS
EP0384640A3 (en) Improvements in electric hotplates
GB2337684A (en) Electric heaters
EP0871346A3 (en) Electric heater and method of manufacture
FR2677840B1 (en) ELECTRIC HEATING RESISTANCE USING RESISTIVE ELEMENTS OF CARBON / CARBON COMPOSITE MATERIAL.
FR2701545B1 (en) Reduced thickness electric heater.
AU6239298A (en) Improved coatings for electrical, metal sheathed heating elements

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AC Divisional application: reference to earlier application

Ref document number: 1013148

Country of ref document: EP

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE ES FR GB IT NL

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE ES FR GB IT NL

RIC1 Information provided on ipc code assigned before grant

Ipc: 7H 05B 3/26 B

Ipc: 7H 05B 3/74 B

Ipc: 7H 05B 3/82 A

17P Request for examination filed

Effective date: 20040720

AKX Designation fees paid

Designated state(s): DE ES FR GB IT NL

111Z Information provided on other rights and legal means of execution

Free format text: DEESFRGBITNL

Effective date: 20050822

17Q First examination report despatched

Effective date: 20080410

TPAC Observations filed by third parties

Free format text: ORIGINAL CODE: EPIDOSNTIPA

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20120104