GB2007478B - Heating devices - Google Patents

Heating devices

Info

Publication number
GB2007478B
GB2007478B GB7838439A GB7838439A GB2007478B GB 2007478 B GB2007478 B GB 2007478B GB 7838439 A GB7838439 A GB 7838439A GB 7838439 A GB7838439 A GB 7838439A GB 2007478 B GB2007478 B GB 2007478B
Authority
GB
United Kingdom
Prior art keywords
heating devices
heating
devices
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
Application number
GB7838439A
Other versions
GB2007478A (en
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.)
Siemens AG
Original Assignee
Siemens AG
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
Priority claimed from DE2743880A external-priority patent/DE2743880C3/en
Priority claimed from DE19777730201U external-priority patent/DE7730201U1/en
Application filed by Siemens AG filed Critical Siemens AG
Publication of GB2007478A publication Critical patent/GB2007478A/en
Application granted granted Critical
Publication of GB2007478B publication Critical patent/GB2007478B/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
    • F24H1/12—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium
    • F24H1/121—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium using electric energy supply
    • 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
    • H05B3/10—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
    • H05B3/14—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
    • H05B3/141—Conductive ceramics, e.g. metal oxides, metal carbides, barium titanate, ferrites, zirconia, vitrous compounds
GB7838439A 1977-09-29 1978-09-28 Heating devices Expired GB2007478B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE2743880A DE2743880C3 (en) 1977-09-29 1977-09-29 Heating device with an optimized heating element made from PTC thermistor material
DE19777730201U DE7730201U1 (en) 1977-09-29 1977-09-29 HEATING DEVICE FOR FLOW HEATERS
DE7730233 1977-09-29

Publications (2)

Publication Number Publication Date
GB2007478A GB2007478A (en) 1979-05-16
GB2007478B true GB2007478B (en) 1982-05-26

Family

ID=27187335

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7838439A Expired GB2007478B (en) 1977-09-29 1978-09-28 Heating devices

Country Status (1)

Country Link
GB (1) GB2007478B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425497A (en) 1979-08-17 1984-01-10 Raychem Corporation PTC Heater assembly

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4673801A (en) * 1979-08-17 1987-06-16 Raychem Corporation PTC heater assembly
US4547659A (en) * 1979-08-17 1985-10-15 Raychem Corporation PTC Heater assembly
DE3723017A1 (en) * 1987-07-11 1989-01-19 Krups Stiftung ELECTRICALLY OPERATED DEVICE FOR PREPARING HOT DRINKS, LIKE COFFEE OD. DGL.
GB2391151A (en) * 2002-02-28 2004-01-28 Triton Plc Compact water heater device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425497A (en) 1979-08-17 1984-01-10 Raychem Corporation PTC Heater assembly

Also Published As

Publication number Publication date
GB2007478A (en) 1979-05-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee