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ZA785323B - Heating circuits - Google Patents

Heating circuits

Info

Publication number
ZA785323B
ZA785323B ZA00785323A ZA785323A ZA785323B ZA 785323 B ZA785323 B ZA 785323B ZA 00785323 A ZA00785323 A ZA 00785323A ZA 785323 A ZA785323 A ZA 785323A ZA 785323 B ZA785323 B ZA 785323B
Authority
ZA
South Africa
Prior art keywords
heating circuits
circuits
heating
Prior art date
Application number
ZA00785323A
Other languages
English (en)
Inventor
G Cole
Original Assignee
Dreamland Electrical Appliance
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 Dreamland Electrical Appliance filed Critical Dreamland Electrical Appliance
Publication of ZA785323B publication Critical patent/ZA785323B/xx

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
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
    • G05D23/1909—Control of temperature characterised by the use of electric means using an analogue comparing device whose output amplitude can only take two discrete values
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
    • H02H5/042—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature using temperature dependent resistors
    • H02H5/043—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature using temperature dependent resistors the temperature dependent resistor being disposed parallel to a heating wire, e.g. in a heating blanket
    • 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
    • H05B1/00—Details of electric heating devices
    • H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
    • H05B1/0227—Applications
    • 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
    • H05B2203/014—Heaters using resistive wires or cables not provided for in H05B3/54
    • 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
    • H05B2203/035—Electrical circuits used in resistive heating apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Resistance Heating (AREA)
ZA00785323A 1977-10-11 1978-09-19 Heating circuits ZA785323B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB42295/77A GB1601126A (en) 1977-10-11 1977-10-11 Heating circuits

Publications (1)

Publication Number Publication Date
ZA785323B true ZA785323B (en) 1979-09-26

Family

ID=10423810

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00785323A ZA785323B (en) 1977-10-11 1978-09-19 Heating circuits

Country Status (10)

Country Link
US (1) US4251717A (xx)
JP (1) JPS5464743A (xx)
AU (1) AU526477B2 (xx)
BE (1) BE871119A (xx)
DE (1) DE2843907A1 (xx)
FR (1) FR2406330A1 (xx)
GB (1) GB1601126A (xx)
IE (1) IE47188B1 (xx)
NL (1) NL7810188A (xx)
ZA (1) ZA785323B (xx)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ191174A (en) * 1978-08-24 1983-03-15 Dreamland Electrical Appliance Electric blanket heating and overheating disconnect circuit
US4485296A (en) * 1980-05-30 1984-11-27 Matsushita Electric Industrial Co., Ltd. Automatic temperature control device for an electric appliance such as an electric blanket
NZ197765A (en) * 1980-11-03 1985-07-12 Sunbeam Corp Electric blanket safety circuit
FR2501449A1 (fr) * 1981-03-06 1982-09-10 Chromex Sa Dispositif de protection contre la surchauffe de couvertures chauffantes et d'appareils analogues
GB2145885B (en) * 1983-08-30 1986-11-12 Ric Capacitors Limited Electrical circuit protective arrangements
GB2157514A (en) * 1984-04-13 1985-10-23 Northern Blankets Ltd Electrical heating circuits
DE3434915A1 (de) * 1984-09-22 1986-04-17 Leopold Kostal GmbH & Co KG, 5880 Lüdenscheid Schutzschaltung fuer waermegeraete
GB2178201A (en) * 1985-07-09 1987-02-04 Thermonette Appliances Ltd Electrically-powered beating panels
DE3706184A1 (de) * 1987-02-26 1988-09-08 Beurer Gmbh & Co Sicherheitsschaltung fuer mit wechselspannung betriebene elektrische heiz- oder waermegeraete
GB9208182D0 (en) * 1992-04-11 1992-05-27 Cole Graham M Improvements in or relating to electrically heated panels
GB2310090B (en) * 1996-02-07 1999-10-06 Dreamland Appliances Ltd Electric blanket
NO308095B1 (no) * 1997-06-30 2000-07-24 Consensus As Fremgangsmate for transport av vaeske i tekstiler
GB2332287A (en) * 1997-12-11 1999-06-16 Burco Dean Appliances Ltd Controlling electrically-powered heating panels
US6355912B2 (en) * 2000-01-13 2002-03-12 Sunbeam Products, Inc. Safety circuit for heating devices using PTC wire
US6730887B2 (en) * 2001-09-11 2004-05-04 Sunbeam Products, Inc. Warming blanket having remote safety circuit
US6768086B2 (en) 2002-07-08 2004-07-27 Sunbeam Products, Inc. Temperature sensor for a warming blanket
US20040069769A1 (en) * 2002-10-11 2004-04-15 Carr Sheldon P. Load sensing and over-temperature control for a resistive heating device
GB0500353D0 (en) 2005-01-08 2005-02-16 Thermocable Flexible Elements A controller
WO2009145677A1 (en) * 2008-05-28 2009-12-03 Vladimir Nikolayevich Davidov Safe planar electrical heater

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2568700A (en) * 1948-07-19 1951-09-25 Electric Controls Inc Multiple step line switch load limiting relay
DE1053689B (de) * 1949-05-04 1959-03-26 Gen Electric Biegsames, drahtartiges, temperaturempfindliches Element
US2863035A (en) * 1956-01-03 1958-12-02 Gen Electric Heating and temperature sensitive control wire
JPS4924743B1 (xx) * 1963-07-22 1974-06-25
GB1114587A (en) * 1965-12-01 1968-05-22 Crater Controls Ltd Improvements in or relating to electrically heated blankets
US3396265A (en) * 1965-12-30 1968-08-06 Gen Electric Electrically heated bedcover overtemperature control
US3462585A (en) * 1966-05-03 1969-08-19 Gen Electric Electrically heated bedcover control
GB1155118A (en) * 1966-10-10 1969-06-18 Dreamland Electrical Appliance Protective Electric Circuits for Electrically-heated Blankets or Pads
US3493727A (en) * 1967-04-14 1970-02-03 Matsushita Electric Ind Co Ltd Temperature control device
US3549865A (en) * 1968-05-08 1970-12-22 Crater Controls Ltd Electric blanket average temperature and hot spot control
GB1238082A (xx) * 1968-06-05 1971-07-07
DE2018896C3 (de) * 1969-04-22 1975-02-20 Matsushita Electric Industrial Co. Ltd., Kadoma, Osaka (Japan) Temperaturregler
GB1263373A (en) * 1969-06-03 1972-02-09 Potterton Internat Ltd Safety devices for electrical heating apparatus
US3614391A (en) * 1970-08-21 1971-10-19 Stevens & Co Inc J P Control circuit for composite electronic modulator flexible heating element
NL7201997A (xx) * 1971-02-20 1972-08-22
US3673381A (en) * 1971-10-26 1972-06-27 Northern Electric Co Thermostatless blanket control circuit
US3789190A (en) * 1972-10-17 1974-01-29 A J Matlen Temperature regulation for electrical heater
DE2358396A1 (de) * 1972-11-24 1974-06-06 Royston Electronics Pty Ltd Elektrischer loetkolben
US4023072A (en) * 1973-01-08 1977-05-10 Emerson Electric Co. Electrical protection means and method
NL7414546A (nl) * 1973-11-15 1975-05-20 Rhone Poulenc Sa Soepele verwarmingsbuis en werkwijze voor het vervaardigen ervan.
ZA746635B (en) * 1974-10-18 1976-02-25 Cs Oosterberg Ltd Electric blankets
US3982098A (en) * 1974-12-23 1976-09-21 Trostler Richard M Heater and control system
GB1588594A (en) * 1977-08-15 1981-04-29 Dreamland Electrical Appliance Heating circuits

Also Published As

Publication number Publication date
AU526477B2 (en) 1983-01-13
NL7810188A (nl) 1979-04-17
BE871119A (fr) 1979-02-01
DE2843907A1 (de) 1979-04-19
IE781888L (en) 1979-04-11
IE47188B1 (en) 1984-01-11
US4251717A (en) 1981-02-17
FR2406330B1 (xx) 1984-08-10
JPS5464743A (en) 1979-05-24
AU4052778A (en) 1980-04-17
FR2406330A1 (fr) 1979-05-11
GB1601126A (en) 1981-10-28

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