WO2006058687A1 - Heizlüfter - Google Patents
Heizlüfter Download PDFInfo
- Publication number
- WO2006058687A1 WO2006058687A1 PCT/EP2005/012699 EP2005012699W WO2006058687A1 WO 2006058687 A1 WO2006058687 A1 WO 2006058687A1 EP 2005012699 W EP2005012699 W EP 2005012699W WO 2006058687 A1 WO2006058687 A1 WO 2006058687A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- housing
- fan heater
- elements
- fan
- frame
- 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.)
- Ceased
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
- F24H9/00—Details
- F24H9/02—Casings; Cover lids; Ornamental panels
-
- 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
- F24H3/00—Air heaters
- F24H3/02—Air heaters with forced circulation
- F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
- F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
Definitions
- the invention relates to a fan heater nacli the preamble of claim 1 and a modular system according to claim 24.
- heating fans are known, which have a jammed in the housing PTC (Positive temperature coefficient) -Elixent as a heating element.
- PTC elements operate self-regulating and temperature-limiting, so that overheating in the control cabinet or distribution box can be reliably avoided.
- the invention is therefore based on the object to show a heater of the type mentioned in such a way that it is easy to manufacture and resistant.
- a heating fan which comprises a housing through which a longitudinal flow of air, a fan for conveying the air and at least one resiliently mounted on the housing by means of a holder heating element.
- the heating element is designed as a PTC element and the fan is mounted separately from the PTC element on the housing.
- Adaptetplatten and means for attaching either one of the adapter plates are provided on a housing of the fan heater.
- the present invention also relates in particular to the mounting of a PTC element, which is formed from filigree ceramic rods, so that the PTC element ultimately has a grid-shaped structure or is provided as a honeycomb body.
- the PTC element thus has a low flow resistance and can thus be traversed by sufficient air.
- the lower claw elements and the upper claw elements are each arranged alternately on the frame.
- two lower claw elements and an intermediate upper claw element are provided per frame side. This can be achieved in a simple manner a stable hold of the heating element.
- the claws are arranged on the frame, that in each case a lower claw element and an upper claw element are opposed. This ensures a particularly secure hold of the heating element in the holder, in particular if a plurality of mutually opposite claw elements are provided for each frame side.
- the claws are preferably only in the extension direction of the heating element, d. H. aligned perpendicular to the spacer elements bearing surfaces or contact surfaces, wherein the heating element then rests on the lower claw elements and is supported against the upper claw elements.
- the formation of the so-oriented support or contact surfaces facilitates the insertion of the heating element in the holder, wherein a sufficiently good grip of the heating element is ensured in the holder.
- a particularly secure reception can be achieved in that, instead of individual claw elements, a continuous lower bearing surface is formed on the frame. The heating element is then on a bottom completely on the support surface.
- a solution according to the invention provides that the frame has molded spring elements for resilient attachment to the housing.
- the receiving element is firmly connected to the housing and can still, as already mentioned above, move relative to the housing, so that the force acting on the receiving element and thus on the heating element forces can be met.
- the spring elements are formed integrally with the frame. This allows a very inexpensive and easy production of the holder.
- the spring elements are formed and attached to the frame such that they simultaneously act as lower claw elements, i. H. So serve as bearing surfaces for the heating element.
- spring elements are designed as separate elements which can be attached to the frame, different types of spring can be used depending on the load case and can also be exchanged.
- the spring elements may be attached to the frame either from above or else they are arranged below the frame.
- a preferred embodiment provides that the spring elements are latched to Halteeinrichtun- gene of the housing.
- the housing z. B. recesses into which the spring elements can snap.
- the entire holder can be easily removed from the housing, so that the insertion of the heating element can be done for example outside the housing.
- the holder is then used together with the heating element in the housing. Also, in this way, the holder in a simple manner completely interchangeable.
- the frame is attached to only two opposing housing walls, at least two spring elements are provided for the connection of the frame, each with a housing wall.
- the two spring elements per housing wall ensure sufficient support of the frame in or on the housing, while the attachment of the frame to only two opposite housing walls allows its sufficient freedom of movement.
- the spring elements are made of plastic.
- Plastic allows a stable design of resilient components with low mass. It is also conceivable to store the frame via coil springs made of metal.
- the holder comprises a multiplicity of separate receiving elements, which can each be fastened to the heating element and have springs, for support on the housing. Also in this imple mentation form, the holder thus consists of the receiving elements and the corresponding springs.
- the holder can be mounted completely on the heating element outside the housing, so that the heating element can be inserted completely in the housing with the holder in a simple manner.
- a preferred embodiment provides that the springs are held against displacement in the longitudinal direction in the housing by at least one insertable into the housing intermediate piece. That is, the springs are mounted in or on the intermediate piece, so that the heating element is also resiliently mounted.
- the intermediate piece is in turn supported against the housing and / or against further Schulsupererbaumaschine.
- the heating element is mounted on the springs in a sandwich construction between two intermediate pieces, wherein both intermediate pieces are in turn supported against the housing and / or against further Schulmodalerbaumaschinemaschinener.
- the intermediate piece or the intermediate pieces advantageously have impinging elements for holding the springs, the protruding elements being formed integrally with the intermediate piece and / or as separate elements which can be attached to the intermediate piece.
- the one intermediate piece at the same time as B protective guard when using two intermediate pieces, the one intermediate piece at the same time as B protective guard, the other be designed as an air guide unit.
- the visible from outside B guards guard to protect against interference with the heater then has on a lower side relative to the longitudinal direction of the housing, the protruding elements, for. B. pins, which press against the springs on an upper side of the heating element.
- the springs formed on an underside of the heating element then lie, for example, on an upper side of the air-guiding unit, relative to the longitudinal direction of the housing, or on receiving surfaces provided for this purpose, or are clamped by further pins formed on the air-guiding unit.
- the air guiding unit serves for adequate air guidance or air turbulence in the heating fan. This ensures that the air sucked in by a fan is expediently passed through the fan.
- the heating element has springs both on its underside and on its upper side.
- the springs z. B. formed as Scheibeneler ⁇ ente so that, a portion of the discs over the top and another part of the discs extend beyond the bottom of the heating element addition. That is, at a respective bearing point in each case only one spring is provided, which extends over both the top and on the bottom with respect to the longitudinal direction of the housing.
- the disk elements are accordingly z. B. attached via their respective centers on the heating element via the receiving elements.
- Air guide unit for holding the blower is formed against a displacement in the longitudinal direction in the housing.
- the air guide unit for a stationary placement within the fan z. B. latched in the housing walls and has a resilient means for clamping the fan in the housing. Any, caused by the installation clearance of the fan in the housing can be compensated due to the resilient means on the air guide unit, so that the fan heater has no rattling components.
- the air guide unit is made of plastic, since plastic is an extremely stable and at the same time lightweight material. If the resilient device integrally formed on the air guide unit, so this is preferably formed of plastic.
- a provided as a separate element resilient device may, for.
- a plate spring or a plate spring package is suitable for the play-free storage of the blower.
- a solution according to the invention provides that at least one housing wall of the fan heater housing has on an outside at least one fastening device for receiving an adapter plate, wherein the adapter plate has at least one fastening element for fastening the fan heater at a location provided for this purpose.
- the fastening devices can, for. B. may be formed as a latching hook on the housing wall, via which the respective adapter plate can be suspended.
- the adapter plates are accordingly designed independently of their fastening elements such that any desired adapter plate can be fastened to the housing.
- the hardening demente can z. B. be provided as a clip-fastening means of an elastic and / or folding spring clip, wherein the heater then preferably on a rail, for. B. in a cabinet, can be fastened.
- the fastening elements can also have at least one elongate hole, so that the heating fan can be fastened to form a screw fastening at the location provided for this purpose.
- the receiving element or the Aufnahrneetti made of plastic are extremely stable and break-resistant materials with low mass.
- receiving elements made of plastic can ensure a secure hold of the heating element and be easily stored resiliently.
- the housing of the fan heater is preferably made of plastic. This ensures stability and low mass of the fan heater.
- PTC heating elements are z. B. made of barium titanate as a base material with the addition of other metal oxides.
- the heating element in the heater according to the invention is preferably designed as a grid or honeycomb body and therefore has an extremely filigree structure.
- the grid structure allows a sufficiently high air flow through the heater with low flow resistance.
- the storage according to the invention is advantageous especially in the case of a heating element formed in this way, in particular in the case of improper handling of the heating fan, to avoid an impairment of the functionality of the heating element.
- the PTC heating element is characterized by an abrupt increase in resistance in a very limited temperature range.
- the PTC Schueletnent is suitable as a self-regulating heating element, so that overheating, z. B. just inside the cabinet, is avoidable.
- the sensitive electronics can be precisely tempered in a simple manner.
- the fastener is provided on the corresponding adapter plate as elastic and / or hinged spring clip to form a clip attachment and / or at least one elongated hole to form at least one screw connection with a desired placement agency for the fan heater.
- a clip attachment that can be realized via the spring clip allows a quick change of location of the heater, while a screw connection ensures a particularly stable attachment.
- the Clipbefest Trent is in the case of an elastic strap, so a spring clip, preferably by jamming or deformation of a z. B. ⁇ -shaped portion of the bracket accomplished.
- the spring clip is preferably formed from a spring steel.
- a further preferred embodiment of the kit provides that the means for attaching either one of the adapter plates to the fan heater housing at least one latching hook on the housing of the fan heater and at least one recess and / or projection or the like element on the adapter plates as a counterpart to the at least include a latching hook.
- the adapter plate with the desired fastener on the fan heater is attached as needed.
- FIG. 1 Show here - Fig. 1 is a perspective fan heater shown in a first preferred
- FIG. 3 shows the fan heater housing according to the heater fan of the first embodiment in a sectional view, corresponding to a sectional plane III-III from FIG. 2;
- FIG. 4 shows the fan heater housing according to the heater of the first embodiment in a sectional view, corresponding to a sectional plane IV-IV of Fig. 2.
- FIG. 5 shows the holder in a sectional side view along the section line V-V from FIG. 7;
- FIG. 7 shows the holder in a plan view
- FIG. 8 shows a sectional side view of a heating fan in a second preferred embodiment with a view of a holder for supporting a heating element
- - Fig. 9 is a sectional plan view of the heater according to the second
- FIG. 10 is a side view of a protective safety grid for the fan heater according to the second embodiment.
- FIG. 11 shows the contact protection grid for the fan heater according to the second embodiment in a plan view.
- FIG. 12 is a front view of an adapter plate formed with a fastener for attachment to the heater in a first preferred embodiment;
- FIG. 13 shows the adapter plate in a side view
- FIG. 14 shows an adapter plate formed with a fastening element for attachment to the heating fan in a second preferred embodiment, in a front view
- FIG. 1 shows a heater fan 10 shown in perspective in a first preferred embodiment, wherein a holder 60 for supporting a heating element (not shown) is at least partially visible.
- the heating fan 10 has a substantially cuboidal, z. B. made of plastic
- a terminal strip 16 is provided for a power supply both for a housable in the housing 11 fan or a fan (not shown), as well as for, also in the housing 11 mountable heating element.
- a cover of the strip 16 is formed, for example, of plastic.
- Another side wall has a fastening device 17 to the heater 10 at a designated location, for. B. in a cabinet to attach.
- the fastening device 17 is designed in this case such that, for example, an elastic metal strap (not shown) can be attached to the device 17 in order to enable a clip attachment at the desired location via this device.
- a ⁇ -shaped area having bracket can be clamped by an elastic deformation at the appropriate place in the cabinet.
- an adapter plate (not shown) can also be mounted via the fastening device 17, this plate then having a corresponding fastening element around the fan at the designated location, z. B. to be mounted inside the cabinet. It is envisaged, as required, to be able to attach different fasteners on different plates on the housing of the fan heater. In this respect, the plates are designed so that they can be easily replaced. A closer version of the various fasteners follows in the following description.
- an upper B protective guard 19 is provided to prevent the engagement from the outside into the fan 10. Through the protective guard 19, the holder 60 for the heating element is visible.
- the top is defined with respect to the longitudinal direction L of the housing 11, and the longitudinal direction L of the housing corresponds to an air flow direction Pe or Pa (see Fig. 8) through the heater fan 10.
- FIG. 2 is an inside perspective view of the heater housing 11 according to the heater 10 of the first imple mentation form with the holder 60 according to the invention, but shown without the upper B guards guard. Only a lower contact protection grid 18 closes off the housing 11 on a lower side 12, relative to the longitudinal direction L of the housing 11, wherein the lower protective protective grid 18 is preferably formed integrally with the housing 11.
- the perspective view shows the holder 60 for holding the heating element (not shown), which comprises a receiving element 61 with a frame 64 and claws 65, wherein the claws 65 are formed such that the heating element can be latched into this and thus with the frame 64 and thus firmly connected to the receiving element 61.
- the claws 65 are preferably elastically bendable and enclose the heating element by resuming their original shape after insertion of the heating element.
- the heating element is securely fixed in the holder 60.
- the claws 65 are integrally connected by the frame 64.
- the frame 64 extends along housing walls of the housing 11, so that the heating element can be designed as large as possible within the housing 11.
- the frame 64 accordingly consists of four frames.
- different claw sizes for different load cases and imple mentation forms of heating elements can be used.
- the receiving element 61 has lower claw elements 65a and upper claw elements 65b, with respect to the longitudinal direction L of the housing.
- the lower claw elements 65a are formed directly on the frame 64, while the upper claw elements 65b are each arranged on the frame 64 by means of one
- Spacer 66 are formed spaced from the frame 64.
- the heating element can be clamped securely between the lower claw elements 65a and the upper claw elements 65b, in which case a displacement of the heating element in the longitudinal direction, but also a displacement transversely to the longitudinal direction within the housing 11, can be avoided.
- claws or claw elements and / or the spacing elements in the alternative embodiment can be attached to the frame as separate elements, different heating element thicknesses can be incorporated into the receiving element with the aid of spacer elements of different lengths. Once mounted in the housing frame is thus suitable for various heating elements.
- the claw elements 65a, 65b are arranged alternately on the frame 64 as shown in FIG. Thus, two lower claw elements 65a each face an upper claw element 65b on each side of the frame. This ensures a simple way a stable hold of the heating element.
- a lower claw element lies opposite an upper claw element.
- at least two opposing claw pairs are to be provided for each frame side.
- the claws have bearing surfaces or contact surfaces 67a, 67b, so that the heating element rests on the lower claw elements 65a and is supported against the upper claw elements 65b via their contact surfaces 67b.
- the bearing surfaces 67a of the lower claw elements 65a are gem.
- Fig. 2 integrally formed with spring elements 62 for resilient attachment of the receiving element 61 to the housing 11, wherein in each case two spring elements 62 are formed on two opposite sides of the frame. This ensures an optimally resilient mounting of the receiving element 61 while at the same time securing it securely to the housing 11.
- the other two opposing, without spring elements formed frame sides have exclusively claw members 65a, 65b, wherein the lower claw members 65a are formed as bearing surfaces 67a for the heating element.
- the frame 64 is arranged at a distance from the housing 11 and is mounted resiliently relative thereto.
- the spring members 62 are formed integrally with the frame 64, extend arcuately downward from the frame 64, and are finally connected to the housing 11.
- the housing 11 z. B. recesses into which the spring elements 62 can snap.
- the insertion of the heating element into the holder 60 can take place, for example, outside the housing 11, so that it can then be inserted into the housing 11 together with the heating element. Also, in this way, the holder 60 can be completely replaced.
- FIG. 3 shows the heater housing 11 according to the heater of the first embodiment with the holder 60 in a sectional view, corresponding to a sectional plane III-III of Fig. 2.
- FIG. 3 and Fig. 4 illustrate the spacing of the receiving element 61 of the housing walls.
- the particular arcuate design of the spring elements 62 is shown in particular Fig. 4. Due to the arch shape can be easily achieve a sufficiently resilient effect of the spring elements on the receiving element 61 and at the same time realize the spacing described above.
- Figs. 5, 6 and 7 show only the holder 60 in two different sectional front views and in a plan view.
- Fig. 5 shows the section along the section line VV of Fig. 7
- Fig. 6 shows the section along the section line VI-VI, also from Fig. 7.
- Fig. 7 it can be seen that the spring elements 62 on both Extend sides of the frame 64 in the extension planes of the frame 64.
- the spacing of the receiving element 61 can be achieved by the housing 11.
- FIG. 8 shows a sectional side view of a heater 10 in a second preferred embodiment with a view of a holder 60 for supporting a heating element 30.
- a housing 11 substantially corresponds to the housing according to the first embodiment, therefore reference is made in this regard to the above description.
- the air guide unit 50 has on a lower side 53, with respect to the longitudinal direction L of the housing, a resilient means 55 which presses on the fan 40 and thus placed without play in the housing 11.
- a resilient means 55 which presses on the fan 40 and thus placed without play in the housing 11.
- protruding elements or receiving surfaces 52 are provided in order to receive the spring-mounted heating element 30 via them.
- the heating element 30 is mounted in this embodiment in a holder 60, which comprises a plurality of separate receiving elements 61.
- the receiving elements 61 are attached directly to the heating element 30 and are supported by springs 63 on the housing 11 and / or other components of the fan heater.
- the heating element 30 thus equipped with the holder 60 rests on the protruding elements 52 of the air guiding unit 50 via the springs 63 extending on an underside 31 of the heating element 30.
- the heating element 30 is clamped between the air guide unit 50 and the contact protection grid 19, wherein the direct contact between the springs 63 and the air guide unit 50 and the contact protection grid 19 via the integral therewith formed protruding elements 20, 52 can be achieved.
- Upper and lower sides are defined with respect to the longitudinal direction L of the housing, respectively.
- the grid or the air guiding unit would then be formed with an attached or attachable frame as a protruding element, wherein the heating element would then be clamped over the frame.
- the frames can be provided both as separate elements or they are formed integrally with the grid or the air guiding unit.
- FIG. 10 and 11 show the upper contact protection grid 19 for the fan heater 10 according to the second embodiment.
- FIG. 10 shows a side view
- FIG. 11 shows the grid 19 in a plan view.
- Fig. 10 illustrates the protruding elements 20, which are integrally formed in this embodiment on the lower side of the grid integrally therewith.
- the grid 19 is located on the springs 63 of the holder 60 for the heating element 30. At the same time protects the grid 19 before the intervention in the interior of the fan heater 10th
- the integrally formed on the frame 64 spring elements 62 and the resilient means 55 of the air guide unit 50 are preferably integrally formed with each other, so that the spring elements 62 and the frame 64 and the resilient means 55 and the air guide unit 50 are made of the same material.
- a provided as a separate element resilient device may, for. B. also be formed as at least one metallic coil spring or the like resilient element. Also, a plate spring or a plate spring package for the play-free mounting of the fan by means of the resilient device is.
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- Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Resistance Heating (AREA)
- Direct Air Heating By Heater Or Combustion Gas (AREA)
- Housings, Intake/Discharge, And Installation Of Fluid Heaters (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Electric Ovens (AREA)
- Power Steering Mechanism (AREA)
- Electric Stoves And Ranges (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
Description
Claims
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BRPI0516651A BRPI0516651B1 (pt) | 2004-11-29 | 2005-11-28 | calefator de ventilação |
| DK05808492.2T DK1825199T3 (da) | 2004-11-29 | 2005-11-28 | Varmeblæser |
| PL05808492T PL1825199T3 (pl) | 2004-11-29 | 2005-11-28 | Termowentylator |
| AT05808492T ATE554350T1 (de) | 2004-11-29 | 2005-11-28 | Heizlüfter |
| EP05808492A EP1825199B1 (de) | 2004-11-29 | 2005-11-28 | Heizlüfter |
| JP2007541867A JP4809360B2 (ja) | 2004-11-29 | 2005-11-28 | ファンヒーター |
| ES05808492T ES2383133T3 (es) | 2004-11-29 | 2005-11-28 | Ventilador calefactor |
| US11/720,245 US7664379B2 (en) | 2004-11-29 | 2005-11-28 | Fan heater |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102004057530.4 | 2004-11-29 | ||
| DE102004057530A DE102004057530A1 (de) | 2004-11-29 | 2004-11-29 | Heizlüfter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006058687A1 true WO2006058687A1 (de) | 2006-06-08 |
Family
ID=35842520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2005/012699 Ceased WO2006058687A1 (de) | 2004-11-29 | 2005-11-28 | Heizlüfter |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US7664379B2 (de) |
| EP (1) | EP1825199B1 (de) |
| JP (1) | JP4809360B2 (de) |
| AT (1) | ATE554350T1 (de) |
| BR (1) | BRPI0516651B1 (de) |
| DE (1) | DE102004057530A1 (de) |
| DK (1) | DK1825199T3 (de) |
| ES (1) | ES2383133T3 (de) |
| PL (1) | PL1825199T3 (de) |
| WO (1) | WO2006058687A1 (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008030212A1 (de) | 2007-10-18 | 2009-04-23 | Stego-Holding Gmbh | Heizvorrichtung und Wärmetauscher |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2856836Y (zh) * | 2005-04-18 | 2007-01-10 | 壁基国际有限公司 | 一种电热风机 |
| EP2017546B1 (de) | 2007-07-18 | 2016-04-13 | Eberspächer catem GmbH & Co. KG | Verfahren zum Herstellen einer elektrischen Heizvorrichtung sowie elektrischer Heizvorrichtungen |
| DE102010016177B4 (de) | 2010-03-29 | 2013-10-24 | Rittal Gmbh & Co. Kg | Heizeinrichtung für den Einbau in einen Schaltschrank |
| US8526799B2 (en) * | 2011-01-18 | 2013-09-03 | Peet Shoe Dryer, Inc. | Air dehumidifier system for enclosures and safes |
| USD710487S1 (en) * | 2014-01-14 | 2014-08-05 | Hen-Yuan Lin | Static eliminator |
| JP1536463S (de) * | 2014-12-16 | 2015-11-02 | ||
| CA162990S (en) * | 2015-06-18 | 2016-02-05 | Stelpro Design Inc | Heater housing |
| CN106500164B (zh) * | 2016-11-17 | 2019-04-26 | 遵义强大博信知识产权服务有限公司 | 电取暖炉 |
| USD1028366S1 (en) * | 2023-08-28 | 2024-05-21 | Xu Wang | Nail vacuum cleaner |
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| US4928204A (en) * | 1989-02-28 | 1990-05-22 | Duracraft Corporation | Portable electrical appliance |
| JPH0727594Y2 (ja) * | 1989-10-31 | 1995-06-21 | シャープ株式会社 | セラミックヒータ |
| JPH0552426A (ja) * | 1991-08-20 | 1993-03-02 | Mitsubishi Electric Corp | 電気暖房器 |
| JPH0554909U (ja) * | 1991-12-26 | 1993-07-23 | シャープ株式会社 | 電気暖房器 |
| US5513296A (en) * | 1994-06-08 | 1996-04-30 | Holmes Products Corp. | Air heater with angled PTC heaters producing diverging heated airflow |
| ES2263730T3 (es) * | 2002-12-19 | 2006-12-16 | CATEM GMBH & CO.KG | Dispositivo calefactor electrico con cuerpo envolvente. |
-
2004
- 2004-11-29 DE DE102004057530A patent/DE102004057530A1/de not_active Withdrawn
-
2005
- 2005-11-28 BR BRPI0516651A patent/BRPI0516651B1/pt not_active IP Right Cessation
- 2005-11-28 DK DK05808492.2T patent/DK1825199T3/da active
- 2005-11-28 WO PCT/EP2005/012699 patent/WO2006058687A1/de not_active Ceased
- 2005-11-28 ES ES05808492T patent/ES2383133T3/es not_active Expired - Lifetime
- 2005-11-28 JP JP2007541867A patent/JP4809360B2/ja not_active Expired - Fee Related
- 2005-11-28 PL PL05808492T patent/PL1825199T3/pl unknown
- 2005-11-28 AT AT05808492T patent/ATE554350T1/de active
- 2005-11-28 US US11/720,245 patent/US7664379B2/en not_active Expired - Fee Related
- 2005-11-28 EP EP05808492A patent/EP1825199B1/de not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1727350U (de) * | 1956-02-24 | 1956-08-02 | Werner Diehl | Elektrischer heizluefter. |
| US4737616A (en) * | 1986-05-12 | 1988-04-12 | Wen Ying Lee | Multi-function portable electric room heater having a removable heating cartridge |
| US4876436A (en) * | 1988-07-27 | 1989-10-24 | Gte Products Corporation | PTC air heater employing triangular PTC heating elements |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008030212A1 (de) | 2007-10-18 | 2009-04-23 | Stego-Holding Gmbh | Heizvorrichtung und Wärmetauscher |
Also Published As
| Publication number | Publication date |
|---|---|
| ES2383133T3 (es) | 2012-06-18 |
| DK1825199T3 (da) | 2012-07-23 |
| US20080131102A1 (en) | 2008-06-05 |
| DE102004057530A1 (de) | 2006-06-01 |
| EP1825199B1 (de) | 2012-04-18 |
| JP2008522120A (ja) | 2008-06-26 |
| US7664379B2 (en) | 2010-02-16 |
| PL1825199T3 (pl) | 2012-09-28 |
| ATE554350T1 (de) | 2012-05-15 |
| JP4809360B2 (ja) | 2011-11-09 |
| BRPI0516651B1 (pt) | 2018-12-04 |
| BRPI0516651A (pt) | 2008-09-16 |
| EP1825199A1 (de) | 2007-08-29 |
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