GB2337684B - Electric heaters - Google Patents

Electric heaters

Info

Publication number
GB2337684B
GB2337684B GB9919459A GB9919459A GB2337684B GB 2337684 B GB2337684 B GB 2337684B GB 9919459 A GB9919459 A GB 9919459A GB 9919459 A GB9919459 A GB 9919459A GB 2337684 B GB2337684 B GB 2337684B
Authority
GB
United Kingdom
Prior art keywords
electric heaters
heaters
electric
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.)
Expired - Fee Related
Application number
GB9919459A
Other versions
GB2337684C (en
GB2337684A (en
GB9919459D0 (en
Inventor
John Crawshaw Taylor
Ath Lawrence De
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=26311011&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB2337684(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GB9703225A external-priority patent/GB2322273B/en
Application filed by Strix Ltd filed Critical Strix Ltd
Priority to GB9919459A priority Critical patent/GB2337684C/en
Publication of GB9919459D0 publication Critical patent/GB9919459D0/en
Publication of GB2337684A publication Critical patent/GB2337684A/en
Application granted granted Critical
Publication of GB2337684B publication Critical patent/GB2337684B/en
Publication of GB2337684C publication Critical patent/GB2337684C/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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 [2D] plane, e.g. plate-heater
    • H05B3/22—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater non-flexible
    • H05B3/26—Heating elements having extended surface area substantially in a two-dimensional [2D] 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 [2D] 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Surface Heating Bodies (AREA)
  • Resistance Heating (AREA)
GB9919459A 1997-02-17 1998-02-17 Electric heaters Expired - Fee Related GB2337684C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9919459A GB2337684C (en) 1997-02-17 1998-02-17 Electric heaters

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9703225A GB2322273B (en) 1997-02-17 1997-02-17 Electric heaters
GB9919459A GB2337684C (en) 1997-02-17 1998-02-17 Electric heaters
PCT/GB1998/000488 WO1998036618A1 (en) 1997-02-17 1998-02-17 Electric heaters

Publications (4)

Publication Number Publication Date
GB9919459D0 GB9919459D0 (en) 1999-10-20
GB2337684A GB2337684A (en) 1999-11-24
GB2337684B true GB2337684B (en) 2001-02-28
GB2337684C GB2337684C (en) 2011-08-24

Family

ID=26311011

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9919459A Expired - Fee Related GB2337684C (en) 1997-02-17 1998-02-17 Electric heaters

Country Status (1)

Country Link
GB (1) GB2337684C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2322273B (en) 1997-02-17 2001-05-30 Strix Ltd Electric heaters
GB2366710B (en) * 2000-09-06 2005-03-09 Newteam Ltd Tubular heater

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1332721A (en) * 1970-01-08 1973-10-03 Germania Spiegelglas Electrically heated window
GB1354703A (en) * 1970-04-27 1974-06-05 Hunterseal Ltd Method of and means for producing electrically conductive coatings
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
US5338919A (en) * 1991-12-28 1994-08-16 Rohm Co., Ltd. Heater for sheet material and method for adjusting resistance of same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1332721A (en) * 1970-01-08 1973-10-03 Germania Spiegelglas Electrically heated window
GB1354703A (en) * 1970-04-27 1974-06-05 Hunterseal Ltd Method of and means for producing electrically conductive coatings
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
US5338919A (en) * 1991-12-28 1994-08-16 Rohm Co., Ltd. Heater for sheet material and method for adjusting resistance of same

Also Published As

Publication number Publication date
GB2337684C (en) 2011-08-24
GB2337684A (en) 1999-11-24
GB9919459D0 (en) 1999-10-20

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
727 Application made for amendment of specification (sect. 27/1977)
727A Application for amendment of specification now open to opposition (sect. 27/1977)
727S Opposition filed under sect. 27(5) - amendment of specification after grant
S27 Amendment of specification after grant (sect. 27/patents act 1977)

Free format text: OPPOSITION FILED; IN A DECISION OF THE COMPTROLLER DATED 24 DECEMBER 2009, THE APPLICATION TO AMENDTHE SPECIFICATION UNDER SECTION 27 FILED ON 31 AUGUST 2006, WAS ALLOWED AND THE OPPOSITION TO THE APPLICATION UNDER SECTION 27(5) FILED ON 30 NOVEMBER 2007, WAS REFUSED.

S27 Amendment of specification after grant (sect. 27/patents act 1977)

Free format text: SPECIFICATION AMENDED; APPLICATION FOR AMENDMENT UNDER SECTION 27 FILED ON 31 AUGUST 2006, ALLOWED ON 21 JULY 2011

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20160217