EP1398996A1 - Flachheizprofil für direkte Mediumbeheizung - Google Patents
Flachheizprofil für direkte Mediumbeheizung Download PDFInfo
- Publication number
- EP1398996A1 EP1398996A1 EP02020680A EP02020680A EP1398996A1 EP 1398996 A1 EP1398996 A1 EP 1398996A1 EP 02020680 A EP02020680 A EP 02020680A EP 02020680 A EP02020680 A EP 02020680A EP 1398996 A1 EP1398996 A1 EP 1398996A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- jacket
- heating device
- medium
- connection
- heating element
- 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.)
- Granted
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/4285—Water-heater arrangements
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/04—Heating arrangements
-
- 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
- H05B3/02—Details
- H05B3/06—Heater elements structurally combined with coupling elements or holders
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- 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
- H05B3/28—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor embedded in insulating material
- H05B3/283—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor embedded in insulating material the insulating material being an inorganic material, e.g. ceramic
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- 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
- H05B2203/021—Heaters specially adapted for heating liquids
Definitions
- a laundry washing machine is known from EP 0 204 984 A2, in which a tubular heater is arranged in the lower region of the tub, which also with at least a thermostat for controlling the temperature.
- this heater with a relatively large diameter jacket pipe is a not insignificant minimum level for the wash water necessary so that the tubular heater is completely surrounded by water and burns out is prevented.
- Such a high minimum level runs the one mentioned above Contrary to demand for energy saving.
- the tubular heater arranged therein provides a significant obstacle to flow, on which such fibers prefer to settle.
- a laundry washing machine is also known from DE 197 49 958 A1, in which the Disadvantages mentioned with regard to the attachment of fibers by integrating a tubular heater should be avoided in one housing.
- a tubular heater with a relatively large diameter Jacket pipe a reduction in the required washing water and thus a reduction the amount of heat required for heating cannot be achieved.
- Opposite the Use of the pure tubular heater is even due to the larger volume of the Arrangement due to the additional housing requires more water.
- a laundry washing machine is known from DE-GM 18 23 414, in which on the inside or the outside of the tub jacket surface radiators are arranged.
- Both alternatives have the disadvantage of poor heat utilization, since only one Half space of the heating elements acts in the direction of the wash water to be heated.
- Moreover has the fixed integration of the heating device in the jacket of the tub Disadvantage that replacement is no longer possible in the event of a repair.
- the invention is based on the object of a heating device and a production method of the type mentioned in such a way that with a simple structural design the heating device an inexpensive heating of the medium with high efficiency enable.
- connection area on the jacket in which the electrical Connections of the at least one resistance heating element arranged and from Can be contacted externally, it is avoided that during manufacture, assembly and / or the storage of the heating device according to the invention the electrical connections of the resistance heating element can be damaged.
- the invention Heater no elements protruding beyond its outer peripheral contour that require special protection or special packaging. Since the electrical connections must be made of electrically good conductive material and thus are expensive, the solution according to the invention enables them to be produced in a material-saving manner can.
- the temperature detection element In order to be able to monitor the temperature of the medium to be heated, can continue at least one temperature detection element having electrical connections inside of the jacket.
- the connections of the temperature detection element are preferably also arranged in the connection area and contactable from the outside.
- the temperature detection element can also be used for control and / or thermal monitoring as well as securing the resistance heating element. Basically there is but also the possibility of monitoring the function of the medium to be heated and thermal monitoring and protection of the resistance heating element through two or more different elements.
- the temperature detection element can, for example, by applying thermistor pastes (NTC or PTC pastes) can be realized, for example by screen printing technology is applied to at least one of the inner sides of the shell sides. As well it is possible to use thermistor pills (NTC or PTC pills). Farther can the temperature sensing element in the form of printed thermocouples or individual thermal components that are inserted.
- the heat-conducting, in particular good heat-conducting, flat jacket can vary be constructed constructively. So first there is the possibility that the coat of two is built up individual surface elements, the outer sides of which each form a shell side and at least on their abutting edges in contact with the medium the medium are sealed together. Basically you can do this the surface elements each have a different shape. A particularly simple one However, production is achieved in that the surface elements are congruent are.
- the two surface elements before their connection are appropriately arched, for example by rolling.
- a bias is impressed on the surface elements, which is due to the Thermal expansion in operation increases even further and the contact force between the two Surface elements can rise automatically.
- the jacket consists of a single surface element with two folding sections, the outer sides each form a jacket side and that by folding the surface element along one Fold line lie on top of each other and at least on their in contact with the medium Butt edges are sealed together.
- the two folding sections can also be used here receive an impressed bias in the manner explained above.
- connection at the abutting edges in contact with the medium can be used here through a material connection, for example by welding, soldering or gluing respectively. Basically, there is the possibility of connecting the medium-tight to the Extend butt edges beyond the area that is not in operation of the heater is in contact with the medium.
- a tube can be provided as a further possibility for the heat-conducting, flat jacket which is pressed flat.
- the flattened Pipe is closed in a medium-tight manner at at least one end face.
- the jacket sides or two surface elements or the two folded sections of the jacket also spaced from the butt edges are isolated or continuously connected to each other. This can be done achieved that the jacket sides at predetermined locations at a distance from the Butt edges and outside of the at least one resistance heating element and optionally existing at least one temperature detection element connected, are preferably integrally connected.
- the integral connection can in turn by welding, gluing or soldering.
- At least one connecting recess is provided in at least one of the jacket sides and / or the electrical insulation on the inside of the jacket sides for electrical insulation of the resistance heating element and any existing at least one temperature element is arranged.
- connection recess is provided in at least one of the jacket sides.
- connection recesses are in the two Surface elements or the folding sections at different locations.
- connection recesses in the area of an edge of a Jacket side preferably on the edge itself or in the middle area of a jacket side be provided.
- a combination of these two locations is also possible possible.
- connections of the at least one heating element have one in relation to the rest Part of the resistance heating element has lower electrical resistance, so this will created a "cold zone" in the connection area of the heating device according to the invention, i.e. a zone in which no heat is given off.
- the jacket is made of one good heat-conducting material is produced, on the other hand against corrosive media is stable. Therefore, it has proven to be advantageous if the jacket is made of stainless steel or corrosion-resistant aluminum.
- Materials that have a high electrical resistance value are preferred for the at least one heating element.
- These can be, for example, heat conductor alloys such as Cr, Al, Fe, CrNiFe, nickel alloys or resistance pastes as is customary in thick-film technology .
- a ferro-nickel alloy, a nickel-chromium alloy or graphite can also be used for this.
- thermocouples that used as a single element or introduced using screen printing technology can be used.
- the electrical insulation of the at least one resistance heating element from there can on the inside of the Electrical insulation should be provided. This can be done, for example, by application a layer provided on the inside of the jacket for electrical insulation the heating element, preferably in the form of a Kapton film, aluminum oxide or Glass ceramic be made.
- the heating device according to the invention can be used in a wide variety of devices or machines be used. For example, this can be used in laundry washing machines, dishwashers, Use tumble dryers etc.
- this can be used in laundry washing machines, dishwashers, Use tumble dryers etc.
- the heating device according to the invention with only a slight distance from one To arrange the wall of a tub.
- the heating device according to the invention can be used in particular when heating a cleaning medium use in a washing machine. With this washing machine it can is a dishwasher or a laundry machine. As a result of low height of the heating device according to the invention, preferably in one area can be from 1.5 mm to 6 mm, the minimum required level for the Reduce cleaning medium compared to washing machines, the well-known tubular heater use.
- the tubular heaters used in the prior art have a profile height between 6.5 mm and 8.5 mm. Because the distance to the wall of the washing machine both in the known tubular heaters and in the heating device according to the invention or flat heating device is the same, is achieved by the lower overall height, that the level of the medium can be lower. In this context it should be noted that the minimum level of a cleaning medium is determined by the fact that the heating device must be completely enclosed by the cleaning medium, to prevent the heater from burning out.
- a further advantageous use of the heating device according to the invention can be achieve by having several such heaters in a spaced but parallel manner Alignment to each other are arranged, with the individual heaters over suitable, preferably releasable connecting elements are connected to one another. hereby a radiator-like overall heating device can be constructed in a modular manner, for example for heating one flowing past the flat jacket sides Air flow can be used.
- a heating device 10 according to the invention is shown schematically in FIG. 1.
- the heater 10 has a rectangular shape, in the embodiment shown the ratio between width dimension and length dimension is in the range from 1: 1.5 to 1: 8.
- the thickness of the heating device 10, as can be seen from FIG. 1, is very much smaller than their width or length.
- the ratio between thickness or thickness and length of the heater in the range of 1:30 to 1: 100 lie.
- a heating device according to the invention has a thickness or Height in the range from 1.5 mm to 6 mm.
- the heating device 10 consists essentially of a thermally conductive, in particular well thermally conductive jacket 20 and a resistance heating element arranged inside the jacket 20 30.
- the jacket 20 in turn consists of two congruent, flat surface elements 22, 24, which correspond to the rectangular shape of the heating device 10 also have a rectangular shape.
- the two surface elements 22, 24 have the same thickness or strength.
- the right-hand surface element 24 in FIG. 2A the outer side of which in the finished state
- the heating device 10 forms the upper, flat surface side 20a of the heating device 10.
- the two connection recesses 26 also have a rectangular shape and are each spaced apart and arranged symmetrically to the central longitudinal axis of the surface element 24.
- the two inner sides of the surface elements 22, 24 are also electrical insulating film 28 provided as an insulating layer, which is preferably a Kapton film.
- the Insulating layer 28 has on the two side longitudinal edges 22b, 22d and 22b, 24d as well the end faces 22c or the two connecting recesses 26 opposite one another 24c of the two surface elements 22, 24 a constant distance from these edge edges 22b, 22c, 22d and 24b, 24c, 24d, respectively.
- the edge layer 22a or 24a of the two surface elements 22, 24 extends up to the insulating layer this edge 22a or 24a.
- the resistance heating element 30 On the inside of the one surface element, the surface element 22, is the resistance heating element 30 arranged.
- the resistance heating element 30 is shown in FIG Embodiment as a stamped from a sheet of a suitable heat conductor alloy Heating conductor tape and extends in only one level.
- the resistance heating element 30 is symmetrical in a W shape on the inside 22e of the surface element 22 arranged to this.
- the resistance heating element 30 is at both ends Provided connection elements 32, each consisting of a band piece 32a and a connecting lug 32b exist. Both the band pieces 32a and the connecting lugs 32b are made of a good electrically conductive material, so that the electrical current on this place is not converted into heat. This area is in Fig. 2c by the line A marked.
- the two connecting lugs 32b at the ends of the resistance heating element 30 are like this attached to the inside 22e of the surface element 22 that they with the connection recesses 26 of the other surface element 24 are aligned.
- the two surface elements 22, 24 are made from suitable metal sheets, for example made by punching. Then the two are in the surface element 24 Disconnected recesses 26. Then the insulating layer 28 on the inside 22e and 24e of the two surface elements 22, 24 applied. After that, the already provided with the band pieces 32a and the connecting lugs 32b and into the corresponding Form curved resistance heating element 30 on the inside 22e of the surface element 22, i.e. applied to the insulating layer 28 and, where appropriate, suitable there attached.
- the resistance heating element 30 can also be made using a screen printing technology or applied by plasma spraying technology.
- the heating device 10 is on the edge edges in contact with the medium, i.e. the marginal edges 22b, 22c, 22d or 24b, 24c closed medium-tight.
- the connection area 20c itself does not have to be sealed as this is due to the manner in which the heater 10 is installed for example, a laundry machine is prevented from coming into contact with the one to be heated Medium to arrive.
- FIG. 10 An example of the installation of the heating device 10 according to the invention is shown in FIG. 10.
- the heating device 10 is in this case on its two jacket sides 20a and 20b with a Provide sealing element 29 which on these two jacket sides 20a, 20b along the line A can be sprayed on.
- the sealing element 29 itself in turn has engagement grooves for Walls of tub of washing machine.
- the two connection recesses 26 are thus arranged outside the tub.
- the inventive Heater 10 still held by support brackets S in the tub become.
- FIG. 10 As can further be seen from FIG.
- the heating device 10 due to the flat design of the heating device 10 a low water level possible compared to the known tubular heaters, since the lower shell side 20b has the same distance as the lower horizontal Tangential line of a tubular heater, but the upper jacket side 20a a smaller height has as the upper tangential line of a known tubular heater.
- the heater 10 shown in FIGS. 3 to 4D differs from the heater 10 according to the first exemplary embodiment in that, in addition to the heating element 30 a temperature detection element 60 is provided.
- the temperature sensing element 60 which is used to detect the temperature of the medium to be heated arranged within the W-shaped heating element 30 in the form of a U-shaped loop. Its two ends have connection elements 62, which are shown in FIG Embodiment are summarized.
- a further, common connection recess 26 is provided in the surface element 24, which between the two connection recesses already mentioned in connection with FIG. 1 26 is in the middle of the surface element 24 and is equally deep in the Surface element 24 extends.
- the centrally arranged connection recess 26 has the same shape as the two to the left and right of her intended and related connection recesses 26 already described with the first exemplary embodiment, however, has a larger width than this.
- This exemplary embodiment of the heating device according to the invention also differs from the first exemplary embodiments explained in connection with FIGS. 1 to 2C in that the two surface elements 22, 24 no longer along the Edge edges 22b, 22c, 22d or 24b, 24c, 24d over a weld 50 integrally with one another are connected, but also at three themselves along the median longitudinal line of the two Surface elements 22, 24 extending points 52.
- the third embodiment of the invention shown in FIGS. 5 to 6C differs from the first in that the two surface elements 22, 24 along a fold line F are connected.
- the surface elements 22, 24 are therefore part of a single one Panel that is folded along the fold line F so that the two surface elements 22, 24 come to rest on each other. They therefore form folded sections 22, 24.
- the two folding sections 22, 24 are connected to one another via the folding line F, is required there is only one shortened weld seam 50, since there is a along the longitudinal edge 22b or 24b In contrast to the first exemplary embodiment, the weld seam is not necessary.
- the fourth exemplary embodiment of the heating device 10 according to the invention is shown in FIG. 7 to 8C.
- the connection recesses 26 for the connection lugs 32 and 62 of the temperature detection element 60 arranged in such a way that when surface elements 22, 24 are placed one on top of the other not cursing with each other. This creates a clear contact specification, which prevents confusion of the connections 32, 62.
- a fifth embodiment of the invention is shown, which differs from the The previously illustrated exemplary embodiments differ in that the jacket 20 is not formed by surface elements or folding sections 22, 24, but by a flattened tube 70.
- the tube 70 is at one end 70c along a weld 50 tightly closed.
- the other end 70a is open.
- the insulating layer 28 which also extends to the inner walls of the flattened tube 70, can by Syringes may be applied. There is also the possibility that the insulating layer by insert an insulating film or by vacuum suction of the film on the inside of the tube 70 is applied. As can be seen from FIG. 9, the insulating layer 28 only has to be used at least on the two flat or parallel sides of the jacket 20a, 20b be present.
- the connection recesses 26 and the arrangement of the heating element 30 is carried out in the same way as in the exemplary embodiments explained above.
- connection recesses 26 are not on one of the edge edges 22a, 22b, 22c, 22d or 24a, 24b, 24c, 24d, but in the middle of one of the surface elements 22, 24.
- the connection recesses 26 arranged on the lower surface element 24.
- extensions 24f which are at an angle of Extend equally 90 ° downwards.
- the heating element 30 is accordingly between extend equally far.
- the heating element 30 is accordingly between the inner sides 22e and 24e of the two surface elements 22, 24 are arranged in the manner shown in FIG. 11.
- the two surface elements 22, 24 are completely at their marginal edges by means of a 22a, 22b, 22c, 22d or 24a, 24b, 24c, 24d circumferential weld seam 50 with one another connected.
- FIG. 13 shows the attachment of this heating device 10 in a laundry washing machine, for example or dishwasher shown.
- the machine has in one their tub walls W two openings W ', the inner diameter of which is essentially corresponds to the outer diameters of the two extensions 24f of the lower surface element 24.
- this opening W ' arranged on the extensions 24f sealing rings DR in the form of O-rings.
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Resistance Heating (AREA)
- Surface Heating Bodies (AREA)
Abstract
Description
- Fig. 1
- eine perspektivische Ansicht einer erfindungsgemäßen Heizvorrichtung;
- Fig. 2A-2C
- perspektivische Ansichten, die die Herstellschritte bei der Fertigung der in Fig. 1 gezeigten Heizvorrichtung wiedergeben;
- Fig. 3
- eine perspektivische Darstellung eines zweiten Ausführungsbeispiels der erfindungsgemäßen Heizvorrichtung;
- Fig. 4A-4D
- perspektivische Ansichten, die die Herstellschritte bei der Fertigung der Heizvorrichtung gemäß der Fig. 3 wiedergeben;
- Fig. 5
- eine perspektivische Darstellung eines dritten Ausführungsbeispiels der erfindungsgemäßen Heizvorrichtung;
- Fig. 6A-6C
- perspektivische Ansichten, die die Herstellschritte bei der Fertigung der in Fig. 5 gezeigten Heizvorrichtung wiedergeben;
- Fig. 7
- eine perspektivische Darstellung eines vierten Ausführungsbeispiels der erfindungsgemäßen Heizvorrichtung;
- Fig. 8A-8C
- perspektivische Ansichten, die die Herstellschritte bei der Fertigung der in Fig. 7 gezeigten Heizvorrichtung wiedergeben;
- Fig. 9
- eine perspektivische Darstellung eines fünften Ausführungsbeispiels der erfindungsgemäßen Heizvorrichtung;
- Fig. 10
- eine perspektivische Teildarstellung der Einbaulage einer erfindungsgemäßen Heizvorrichtung;
- Fig. 11
- eine Draufsicht auf ein sechstes Ausführungsbeispiel einer erfindungsgemäßen Heizvorrichtung; und
- Fig. 12
- eine Seitenansicht der Einbaulage der in Fig. 11 gezeigten Heizvorrichtung.
Claims (10)
- Heizvorrichtung zum Erhitzen eines flüssigen oder gasförmigen Mediums, enthaltend:wenigstens ein elektrisches Widerstands-Heizelement (30), das mindestens zwei elektrische Anschlüsse (32) aufweist und das sich in seiner Geometrie im wesentlichen in einer Ebene ausdehnt; undeinen wärmeleitenden, flächigen Mantel (20) mit mindestens zwei Mantelseiten (20a, 20b) mit ebenflächiger Außenkontur zur Abgabe von Wärme an das zu erhitzende Medium, der in seinem Inneren das wenigstens eine Widerstands-Heizelement (30) elektrisch isoliert aufnimmt und wenigstens einen Anschlussbereich (20c) aufweist, in dem die elektrischen Anschlüsse (32) des Widerstands-Heizelements (30) angeordnet undkontaktierbar sind,
- Heizvorrichtung nach Anspruch 1,
dadurch gekennzeichnet, dass der Mantel (20) aus zwei einzelnen, vorzugsweise deckungsgleichen, Flächenelementen (22, 24) besteht, die jeweils eine Mantelseite (20a, 20b) bilden, wobei die Mantelseiten vorzugsweise an ihren mit dem zu erhitzenden Medium in Kontakt stehenden Stoßkanten (22a, 22b, 22c, 22d bzw. 24a, 24b, 24c, 24d) stoffschlüssig verbunden sind. - Heizvorrichtung nach Anspruch 1,
dadurch gekennzeichnet, dass der Mantel (20) aus einem einzigen Flächenelement (21) mit zwei Faltabschnitten (22, 24) besteht, die jeweils eine Mantelseite (20a, 20b) bilden und die durch umfalten des Flächenelements (21) entlang einer Faltlinie (F) aufeinanderliegen, wobei die Mantelseiten vorzugsweise an ihren mit dem zu erhitzenden Medium in Kontakt stehenden Stoßkanten (22a, 22b, 22c, 22d bzw. 24a, 24b, 24c, 24d) stoffschlüssig verbunden sind. - Heizvorrichtung nach Anspruch 1,
dadurch gekennzeichnet, dass der Mantel (20) aus einem Flächenelement in Form eines flachgedrückten Rohres (70) besteht, welches an wenigstens einem stirnseitigen Ende (70c) mediumsdicht, vorzugsweise stoffschlüssig, verschlossen ist. - Heizvorrichtung nach einem der Ansprüche 1 bis 4,
dadurch gekennzeichnet, dass im Anschlussbereich (20c) des Mantels (20) für die elektrischen Anschlüsse (32, 62) des wenigstens einen Widerstands-Heizelements (30) wenigstens eine Anschlussausnehmung (26) in mindestens einer der Mantelseiten (20a, 20b) vorgesehen ist, wobei vorzugsweise für jeden elektrischen Anschluss (32, 62) des Widerstands-Heizelements (30) und des Temperaturerfassungselementes (60) jeweils eine Anschlussausnehmung (26) vorgesehen ist. - Heizvorrichtung nach Anspruch 5,
dadurch gekennzeichnet, dass die mindestens eine Anschlussausnehmung (26) im Bereich einer Randkante (22a, 22b, 22c, 22d bzw. 24a, 24b, 24c, 24d) einer Mantelseite (20a, 20b), vorzugsweise an der Randkante (22a, 22b, 22c, 22d bzw. 24a, 24b, 24c, 24d) selbst vorgesehen ist, - Heizvorrichtung nach Anspruch 5,
dadurch gekennzeichnet, dass die mindestens eine Anschlussausnehmung (26) im Mittenbereich wenigstens einer Mantelseite (20a, 20b) vorgesehen ist. - Heizvorrichtung nach einem der Ansprüche 1 bis 7,
dadurch gekennzeichnet, dass der Mantel (20) im Anschlussbereich (20c) zumindest mit wenigstens einer Dichtung (D) an seiner Außenseite versehen ist, die sich vorzugsweise über die gesamte Mantelseite (20a, 20b) erstreckt und die weiter vorzugsweise aufgespritzt ist. - Heizvorrichtung nach einem der Ansprüche 1 bis 8,
dadurch gekennzeichnet, dass das mindestens eine Temperaturerfassungselement (60) wahlweise durch das Aufbringen von Thermistorenpasten bzw. von Thermistorenpillen in die Heizvorrichtung integriert ist. - Heizvorrichtung nach einem der Ansprüche 1 bis 9,
dadurch gekennzeichnet, dass der Mantel (20) wahlweise aus Aluminium oder korrosionsfreiem Edelstahl besteht und an den Mantelinnenseiten jeweils eine Schicht (28) zur elektrischen Isolation des Widerstands-Heizelements (30), vorzugsweise aus Kaptonfolie, Glaskeramik oder Aluminiumoxid aufgebracht ist.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT02020680T ATE400980T1 (de) | 2002-09-13 | 2002-09-13 | Flachheizprofil für direkte mediumbeheizung |
ES02020680T ES2309126T3 (es) | 2002-09-13 | 2002-09-13 | Elemento de calentamiento plano para el calentamiento directo de un medio. |
EP02020680A EP1398996B1 (de) | 2002-09-13 | 2002-09-13 | Flachheizprofil für direkte Mediumbeheizung |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02020680A EP1398996B1 (de) | 2002-09-13 | 2002-09-13 | Flachheizprofil für direkte Mediumbeheizung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1398996A1 true EP1398996A1 (de) | 2004-03-17 |
EP1398996B1 EP1398996B1 (de) | 2008-07-09 |
Family
ID=31725433
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02020680A Expired - Lifetime EP1398996B1 (de) | 2002-09-13 | 2002-09-13 | Flachheizprofil für direkte Mediumbeheizung |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1398996B1 (de) |
AT (1) | ATE400980T1 (de) |
ES (1) | ES2309126T3 (de) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006097245A1 (en) * | 2005-03-14 | 2006-09-21 | I.R.C.A. S.P.A. -Industria Resistenze Corazzate E Affini | Heating element |
EP1947230A1 (de) | 2007-01-22 | 2008-07-23 | Miele & Cie. KG | Wasserführendes, elektrisches Haushaltgerät |
IT201900022797A1 (it) * | 2019-12-03 | 2021-06-03 | Irca Spa | Riscaldatore elettrico per riscaldare una sostanza in un autoveicolo |
CN113170537A (zh) * | 2018-07-19 | 2021-07-23 | I.R.C.A.(共同)股份公司工业铠装及类似电阻 | 用于储罐的电加热器 |
CN114525661A (zh) * | 2022-02-09 | 2022-05-24 | 安徽省宁国市天成电机有限公司 | 一种钢管加热器矫正定型装置 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1705696A (en) * | 1924-05-15 | 1929-03-19 | Westinghouse Electric & Mfg Co | Incased heater |
DE7838558U1 (de) * | 1979-03-29 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Elektrisches Heizelement | |
GB1568907A (en) * | 1976-04-15 | 1980-06-11 | Wacker Chemie Gmbh | Planar resistance-heating elements |
DE3150142A1 (de) * | 1981-12-18 | 1983-07-07 | Türk & Hillinger GmbH & Co, 7200 Tuttlingen | "elektrisches flaechenheizelement" |
DE4312683A1 (de) * | 1993-04-20 | 1994-10-27 | Hydro Geraetebau Gmbh & Co Kg | Flüssigkeitsbehälter mit zumindest einer elektrischen Heizquelle |
DE19749958A1 (de) * | 1997-11-03 | 1999-05-06 | Miele & Cie | Waschmaschine mit einem Rohrheizkörper |
JPH11307233A (ja) * | 1998-04-22 | 1999-11-05 | Hitachi Hometec Ltd | 発熱体 |
US6058247A (en) * | 1997-10-24 | 2000-05-02 | Barnstead/Thermolyne Corporation | Heating element for unplumbed sterilizer |
DE10025539A1 (de) * | 2000-05-23 | 2001-11-29 | Diehl Ako Stiftung Gmbh & Co | Heizeinrichtung für ein Haushaltsgerät |
US6423951B1 (en) * | 1998-06-15 | 2002-07-23 | Manfred Elsasser | Electrical resistor heating element |
-
2002
- 2002-09-13 ES ES02020680T patent/ES2309126T3/es not_active Expired - Lifetime
- 2002-09-13 EP EP02020680A patent/EP1398996B1/de not_active Expired - Lifetime
- 2002-09-13 AT AT02020680T patent/ATE400980T1/de not_active IP Right Cessation
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DE7838558U1 (de) * | 1979-03-29 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Elektrisches Heizelement | |
US1705696A (en) * | 1924-05-15 | 1929-03-19 | Westinghouse Electric & Mfg Co | Incased heater |
GB1568907A (en) * | 1976-04-15 | 1980-06-11 | Wacker Chemie Gmbh | Planar resistance-heating elements |
DE3150142A1 (de) * | 1981-12-18 | 1983-07-07 | Türk & Hillinger GmbH & Co, 7200 Tuttlingen | "elektrisches flaechenheizelement" |
DE4312683A1 (de) * | 1993-04-20 | 1994-10-27 | Hydro Geraetebau Gmbh & Co Kg | Flüssigkeitsbehälter mit zumindest einer elektrischen Heizquelle |
US6058247A (en) * | 1997-10-24 | 2000-05-02 | Barnstead/Thermolyne Corporation | Heating element for unplumbed sterilizer |
DE19749958A1 (de) * | 1997-11-03 | 1999-05-06 | Miele & Cie | Waschmaschine mit einem Rohrheizkörper |
JPH11307233A (ja) * | 1998-04-22 | 1999-11-05 | Hitachi Hometec Ltd | 発熱体 |
US6423951B1 (en) * | 1998-06-15 | 2002-07-23 | Manfred Elsasser | Electrical resistor heating element |
DE10025539A1 (de) * | 2000-05-23 | 2001-11-29 | Diehl Ako Stiftung Gmbh & Co | Heizeinrichtung für ein Haushaltsgerät |
Non-Patent Citations (1)
Title |
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DATABASE WPI Section Ch Week 200011, Derwent World Patents Index; Class L03, AN 2000-119151, XP002235251 * |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006097245A1 (en) * | 2005-03-14 | 2006-09-21 | I.R.C.A. S.P.A. -Industria Resistenze Corazzate E Affini | Heating element |
EP1947230A1 (de) | 2007-01-22 | 2008-07-23 | Miele & Cie. KG | Wasserführendes, elektrisches Haushaltgerät |
CN113170537A (zh) * | 2018-07-19 | 2021-07-23 | I.R.C.A.(共同)股份公司工业铠装及类似电阻 | 用于储罐的电加热器 |
CN113170537B (zh) * | 2018-07-19 | 2023-07-18 | I.R.C.A.(共同)股份公司工业铠装及类似电阻 | 用于储罐的电加热器 |
IT201900022797A1 (it) * | 2019-12-03 | 2021-06-03 | Irca Spa | Riscaldatore elettrico per riscaldare una sostanza in un autoveicolo |
WO2021111348A1 (en) * | 2019-12-03 | 2021-06-10 | I.R.C.A. S.P.A. Industria Resistenze Corazzate E Affini | Electric heater for heating a substance in a motor vehicle |
CN114525661A (zh) * | 2022-02-09 | 2022-05-24 | 安徽省宁国市天成电机有限公司 | 一种钢管加热器矫正定型装置 |
CN114525661B (zh) * | 2022-02-09 | 2024-04-19 | 安徽省宁国市天成电机有限公司 | 一种钢管加热器矫正定型装置 |
Also Published As
Publication number | Publication date |
---|---|
ATE400980T1 (de) | 2008-07-15 |
EP1398996B1 (de) | 2008-07-09 |
ES2309126T3 (es) | 2008-12-16 |
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