An electrical heating device with an electrical heating element, which is arranged inside of a tube-shaped metal jacket and is electrically insulated from this jacket with a compacted, electrically insulating material. The electrical heating element has coils with a flat ribbon geometry. The coil has an inner diameter, an outer diameter, and a spacing between adjacent coils. The coils are shaped such that a flat side runs parallel to the coil axis. The compacted electrically insulating material is either a compacted granulate made from granulate grains of different sizes with edges and protrusions or components of a molded part produced during the compaction of the molded part. A surface of the coil has sections in which granulate grains or components of the molded part produced during the compaction of the molded part, under local deformation of the electrical heating element, are pressed at least partially into the electrical heating element.
H05B 3/48 - Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
2.
METHOD FOR PRODUCING A TUBULAR HEATING CARTRIDGE FOR ELECTRICAL HEATING DEVICES, HEATING ELEMENT BLANK FOR SUCH A HEATING CARTRIDGE, AND A HEATING CARTRIDGE
A method for producing a tube-shaped heating cartridge includes preparation of a plate-shaped or tube-shaped, electrically conductive body, machining the body for forming a heating element blank such that a deformable heating conductor path structure is formed from the body with a first total length and a first height and also with at least one first and second conductor path end, inserting the heating element blank into a tube-shaped metal housing, which has a second total length and a second height, filling the tube-shaped metal housing with an electrically insulating and compactable material and compacting the filled metal housing for achieving a specified geometric shape and a specified ohmic resistance of the heating element blank with a third total length increased relative to the first total length and a third height reduced relative to the first height.
An electric heater with an axial opening for holding an object to be heated includes an electric heating element and a clamping sleeve for generating an adjustable, radial force acting in a direction toward a center axis of the axial opening. The clamping sleeve of the electric heater is cut through by a groove whose width can be changed by a clamping device. The clamping device has a pin that is perpendicular to the center axis of the axial opening and is connected to the clamping sleeve on a first side of the groove. The clamping device further has a washer that is arranged on the pin and is supported in a radial direction of the washer on a bearing that is connected to the clamping sleeve on a second side of the groove such that when the washer is rotated, a position of the pin is shifted in space.
H05B 3/18 - Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being embedded in an insulating material
4.
METHOD FOR PRODUCING AN ELECTRICAL FEEDTHROUGH AND ELECTRICAL FEEDTHROUGH
A method for producing an electrical feedthrough with an inner conductor arranged in some sections in a metallic outer pipe and electrically insulated from this outer pipe by an electrically insulating material. The inner conductor of the feedthrough has a contact section projecting out of the metallic outer pipe. The metallic outer pipe, the electrically insulating material, and the sections of the inner conductor, which are already arranged in the metallic outer pipe, are compressed with each other to form a module, in which the contact section projecting out of the metallic outer pipe is joined to the inner conductor only after completion of the compression of the metallic outer pipe, the electrically insulating material, and the sections of the inner conductor, which are already arranged in the metallic outer pipe. The contact section is positioned such that it is oriented along the center axis of the metallic outer pipe.
H01R 43/16 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
H01R 4/56 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation one conductor screwing into another
H01R 43/02 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
Provided is a process for the manufacture of a mineral-insulated socket, especially as a module for the manufacture of an electrical feedthrough and especially for use in an exhaust gas duct of a motor vehicle. The mineral-insulated socket has a metallic inner part arranged in a metallic outer pipe and electrically insulated from this metallic outer pipe by an electrically insulating, mineral material. In a process, the metallic inner part, the electrically insulating material, and the outer pipe are compressed to form a composite and in a subsequent step, the mineral-insulated socket is produced by removing at least one complete section of the compressed composite.
A method for producing an electrical bushing with a multi-part inner conductor arranged at least in some sections in an outer tube made from metal and electrically insulated from the outer tube by an electrically insulating material. The inner conductor of the finished bushing has at least one contact section protruding out of the outer tube and a bearing section that is arranged within the outer tube and that is compressed with the electrically insulating material. The outer tube made from metal to form a composite for supporting the at least one contact section. The at least one contact section and the bearing section compressed with the electrically insulating material and the outer tube made from metal to form the composite for supporting the at least one contact section are prepared as separate assemblies and then connected to each other.
METHOD FOR PRODUCING A TUBULAR HEATING CARTRIDGE FOR ELECTRICAL HEATING DEVICES, HEATING ELEMENT BLANK FOR SUCH A HEATING CARTRIDGE, AND HEATING CARTRIDGE
The invention relates to a method for producing a tubular heating cartridge comprising the following method steps: – providing a planar or tubular, electrically conductive body, – processing the body to form a heating element blank in such a way that a deformable heating conductor track structure having a first total length and a first height and also having at least one first and second conductor track end is formed from the body, – inserting the heating element blank into a tubular metal housing having a second total length and a second height, – filling the tubular metal housing with an electrically insulating and compressible material, – compressing the filled metal housing for the purpose of attaining the predefined geometric shape and the predefined ohmic resistance of the heating element blank having a third total length, which is increased with respect to the first total length, and a third height, which is decreased with respect to the first height, and/or for the purpose of reshaping the metal housing to form a fourth total length, which is increased in comparison with the second total length, and a fourth height, which is decreased with respect to the second height.
The invention relates to an electric heating device (1, 2) having an electric heating element (10, 20) which is arranged, without support, within a pipe interior of at least one tubular metal sheath (13, 23) and is electrically insulated by the latter with a compacted electrically insulating material (14, 24), in which electric heating device: at least portions of the electric heating element (10, 20) have coils (W1, W2, W3, W4, W10, W20) having flat strip geometry, with the coils (W1, W2, W3, W4, W10, W20) having flat strip geometry comprising an inner diameter (D2), an outer diameter (D1) and a distance (S) between adjacent coils (W1, W2, W3, W4, W10, W20) and being shaped in such a way that the flat side of the coils (W1, W2, W3, W4, W10, W20) having flat strip geometry runs in parallel with the coil axis (AW); at least in portions of the interior of the tubular metal sheath (13, 23) that adjoin at least one coil (W1, W2, W3, W4, W10, W20), the compacted electrically insulating material (14, 24) is either a compacted granular material composed of granules (14.1, 14.2) of various sizes having edges and projections (14.3) or constitutes components of a molded part formed during compaction of the molded part; and at least one surface (W1.1, W1.2, W1.3, W1.4, W2.1, W2.2, W2.3, W2.4, W3.1, W3.2, W3.3, W3.4, W4.1, W4.2, W4.3, W4.4) of at least one coil (W1, W2, W3, W4, W10, W20) has portions in which granules (14.1, 14.2) or components of a molded part formed during compaction of the molded part are pressed at least in part into the electric heating element (10, 20), thus locally deforming the electric heating element (10, 20). The invention also relates to a method for producing this heating device.
An electric heater with a tubular metal jacket and an electric heating element, which is embedded in the interior of the tubular metal jacket in an electrically insulating material and is coiled at least in some sections. The electric heating element has at least one unheated end section, wherein the unheated end section has, on its side, one or more shaped coils of the electric heating element and at least one tubular section of a pipe made from electrically conductive material. The unheated end section has a fill opening for the electrically insulating materials and a method of making such an electric heater.
An electrical heating device with a tubular metal jacket and with at least one electrical heating element, which is arranged electrically isolated from the tubular metal jacket in an interior of the tubular metal jacket. The electrical heating element runs parallel to a tube center axis of the tubular metal jacket and has a wave-like shape such that wave peaks and wave valleys are produced.
H05B 3/46 - Heating elements having the shape of rods or tubes non-flexible heating conductor mounted on insulating base
11.
Device with an internal conductor that is arranged within the tube interior of a tubular metal sheath and is insulated from this sheath with an electrically insulating material and method for manufacturing such a device
A device is disclosed with an internal conductor, which is arranged within the tube interior of a tubular metal sheath and is electrically insulated from this sheath with a compacted, electrically insulating material, in which the compacted electrically insulating material is a compacted magnesium oxide granulate made from magnesium oxide grains of different sizes with edges and projections, and that sections, especially edges and projections of magnesium oxide grains are pressed, under local deformation of the internal conductor and/or the tubular metal sheath, into the internal conductor or into the tubular metal sheath. A method for manufacturing such a device is also disclosed.
An electrical heating element for an electrical heating device is provided, wherein the electrical heating element is made from a coiled resistive wire with flat ribbon geometry and one or two connector assemblies, wherein the resistive wire with flat ribbon geometry is coiled into coils with an inner diameter, an outer diameter, and a distance between adjacent coils such that the flat side of the resistive wire with flat ribbon geometry runs parallel to the coil axis, and wherein the connector assemblies have at least one connection element that is in surface-area contact with a section of the resistive wire with flat ribbon geometry. In addition, an electrical heating device with such an electrical heating element and a method for manufacturing such an electrical heating device are also provided.
H05B 3/06 - Heater elements structurally combined with coupling elements or with holders
H05B 3/08 - Heater elements structurally combined with coupling elements or with holders having electric connections specially adapted for high temperatures
H05B 3/44 - Heating elements having the shape of rods or tubes non-flexible heating conductor arranged within rods or tubes of insulating material
H05B 3/48 - Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
H05B 3/40 - Heating elements having the shape of rods or tubes
H05B 3/42 - Heating elements having the shape of rods or tubes non-flexible
13.
FEEDTHROUGH FOR AN ELECTRICAL HEATING DEVICE, ELECTRICAL HEATING DEVICE WITH SUCH A FEEDTHROUGH, SYSTEM WITH SUCH A FEEDTHROUGH, AND METHOD FOR MANUFACTURING SUCH A FEEDTHROUGH
A feedthrough is disclosed for feeding a connection for an electrical heating device through a metal wall for supplying the electrical heating device with current, wherein the connection is part of the feedthrough and is formed by a connection conductor, which is electrically isolated by an electrically insulating material from an outer sheath of the feedthrough that is made from a metal at least in some sections, wherein the connection has at least one exposed connection conductor section, in which the outer sheath has multiple outer sheath sections electrically insulated from each other in the longitudinal direction of the connection conductor. An electrical heating device with such a feedthrough, a system with such a feedthrough and a method for manufacturing such a feedthrough are also disclosed.
An electrical tubular heating element is disclosed with a tubular metal sheath, in whose interior at least one electrical heating element, which is constructed as a resistive wire, arranged electrically insulated from the tubular metal sheath at least in sections, in which the electrical heating element has a base body, which consists of one or more sections of the electrical heating element each with essentially constant cross section, and two end sections and that at least one end section of at least one of the electrical heating elements is subjected to a shape-changing process, so that the cross section of the end section is reduced at least in sub-areas of the end section in comparison to the cross section in each section of the base body. A method for manufacturing such an electrical tubular heating element is also disclosed.
An electrical tubular heating element is disclosed with a tubular metal sheath, in whose interior an electrical heating element is arranged, which is formed from a resistive wire and is electrically insulated from the tubular metal sheath at least in sections by an electrically insulating material, in which the resistive wire, from which the electrical heating element is formed, is penetrated by at least one opening and/or has a contoured peripheral surface. A method for manufacturing such an electrical tubular heating element is also disclosed.
A method for manufacturing an electrical heating device includes the steps of providing a coil form with a longitudinal axis, winding an electrical heating element on the coil form along the longitudinal axis and inserting one end section of the electrical heating element and a connecting wire into the opening passing through the coil form, inserting the coil form with an electrical heating element wound on it into an opening passing through the coil form parallel to the longitudinal axis into the interior of a tubular metal jacket, filling the tubular metal jacket with an electrically insulating, heat-conductive powder and compacting the tubular metal jacket with coil form inserted therein and filled with the electrically insulating, heat-conductive powder, wherein, by means of the compaction, the coil form is deformed to change the ratio between the length of the main axis and the length of the secondary axis.
H05B 3/86 - Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields the heating conductors being embedded in the transparent or reflecting material
A method for producing an electrical heating device with the steps of preparing a sleeve from a first material that has a first strength; arranging an electrical heating element in the sleeve; arranging of a filler material in the sleeve, so that parts of the electrical heating element carrying current are electrically isolated from the sleeve and the position of the electrical heating element in the sleeve is fixed, and at least section-wise compression of the sleeve, of the electrical heating element is arranged in sections of the sleeve that are compressed, and of the filler material arranged in sections of the sleeve that are compressed, wherein, before the completion of the at least section-wise compression of the sleeve, in sections to be compressed, a tubular section is arranged that is made from a second material that has a second strength higher than the first strength.
b, 540, 640, 650, 740, 750), which is galvanically separated from the first electric heating element, wound thereon. The second flat winding support with wound second electric heating element is inserted into the housing electrically insulated against the housing.
H05B 3/26 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base
H05B 3/16 - Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being mounted on an insulating base
H05B 3/18 - Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being embedded in an insulating material
H05B 3/48 - Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
a), which is passed through the duct wall (110), so that all front-side connection openings (116) are arranged outside the interior space (120) of the gas duct (100) and the outer metal jacket (108) is welded or soldered to the duct wall (110) in the section. The heat conductor (104) is completely embedded in a ceramic insulation (106) at least in the sections of the electric heater (102) that are arranged in the interior space (120) of the gas duct (100).
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
H05B 3/48 - Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
b) between adjacent edges of oppressing segments (113, 114) can be varied for adjusting the force acting radially in the direction of an axis (A) of the axial opening (131) by moving the clamping segment (111, 112) relative to the pressing segment (113, 114).
a) of a first electrical conductor (131, 132, 171, 172, 231) is arranged in the tunnel opening (121, 122, 161, 162, 221, 252, 262), in which the cross-sectional geometry of the tunnel opening (121, 122, 161, 162, 221, 252, 262) deviates from a circular shape.
An internal structure for an electrical heating device includes an electrical heating element. The internal structure includes a connection section for holding an end section of the electrical heating element or a connecting wire, with which one of the two end sections is connected. A turnaround section is positioned opposite the connection section. A spacer runs between the connection section and the turnaround section and is topped by the turnaround section in a radial direction relative to the profile of the spacer. The turnaround section has, for a turned-around electrical heating element or for a turned-around connecting wire in the area topping the spacer, a connecting bar by means of which the electrical heating element or the connecting wire is guided and thus turned around, with this connecting wire being connected to an end section.
H05B 3/44 - Heating elements having the shape of rods or tubes non-flexible heating conductor arranged within rods or tubes of insulating material
H05B 3/46 - Heating elements having the shape of rods or tubes non-flexible heating conductor mounted on insulating base
H05B 3/16 - Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being mounted on an insulating base
H05B 3/06 - Heater elements structurally combined with coupling elements or with holders
Electrical heating device with a tube-shaped metal sleeve, with an insulating body that is arranged in the interior of the tube-shaped metal sleeve and is passed through by at least one tunnel-like opening, with an electrical heating element, that runs with at least one section in the tunnel-like opening and with a connecting wire for the direct or indirect electrical contacting and supply of the electrical heating element that also runs with at least one section in the tunnel-like opening, wherein the sections of the electrical heating element and of the connecting wire running in the tunnel-like opening overlap each other in a contact area (K) at least in some sections, wherein the contact area (K) is in an unheated section (u) of the electrical heating device.
H05B 3/40 - Heating elements having the shape of rods or tubes
H05B 3/44 - Heating elements having the shape of rods or tubes non-flexible heating conductor arranged within rods or tubes of insulating material
H05B 3/48 - Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
H05B 3/06 - Heater elements structurally combined with coupling elements or with holders
H05B 3/18 - Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being embedded in an insulating material
Heating cartridge with a tubular metal sheathing, whose interior houses an electrical heating element that is wound on a winding form and is electrically insulated from the tubular metal sheathing by embedding in an electrically non-conductive insulating material, and at least one temperature sensor with supply lines, wherein at least one supply line, preferably both supply lines, of at least one temperature sensor runs between the winding form and the tubular metal sheathing and is electrically insulated from the winding form and the heating element wound thereon and also from the tubular metal sheathing.
A method connects an electrical device (10), which has a tubular metal sheath (13) with protruding electrical conductors and contact sections (11, 12) connecting to contact sections (21, 22) of electrical conductors (23, 24) of a connection cable (20) by an insulating element (40, 140) that has receptacles (41, 42, 43, 44, 141, 142, 143, 144). The respective contact sections (11, 21, 12, 22) overlap one another or are adjacent to one another in the contact area (45, 48, 145, 148), and establish an electrical connection (51, 52) between the respective contact sections (11, 21, 12, 22). The electrical connection (51, 52) is established through an opening (46, 47, 49, 50, 146, 147, 149, 150), which forms an additional access to the contact area (45, 48, 145, 148). An electrical device (10) is provided with receptacles with the opening, which forms an additional access to the contact area.
H01R 4/00 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
H01R 43/20 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for assembling or disassembling contact members with insulating base, case or sleeve
H01R 9/11 - End pieces for multiconductor cables supported by the cable and for facilitating connections to other conductive members
H01R 43/02 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
H02G 15/18 - Cable junctions protected by sleeves, e.g. for communication cable
H01R 4/18 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
A heat-conducting body (110, 210, 310, 410, 510, 610, 710, 810), for a nozzle heater (100, 200, 300, 400, 500, 600, 700, 800) has a groove with a bottom (913, 943) or a plurality of grooves with a bottom (913, 943) each. The one groove or the plurality of grooves has/have a first section (111, 211, 311, 411, 511, 611, 711, 811, 911) and a second section (512, 712, 912). The first section and the second section cross or intersect each other at least at one point. A depth of the first section (111, 211, 311, 411, 511, 611, 711, 811, 911) differs from a depth of the second section (512, 712, 912) at least at the points at which the first section (111, 211, 311, 411, 511, 611, 711, 811, 911) and the second section (512, 712, 912) cross each other.
An electrical cartridge type heater (100) includes an outer metallic jacket (110) an electrical heating element (120, 121) arranged in an interior space (140) of the outer metallic jacket (110) and a device for monitoring the temperature (130), which is galvanically separated from the electrical heating element (120, 121) and is arranged in the interior space (140) of the outer metallic jacket (110). The device for monitoring the temperature (130) includes a wire or a tube, in addition to the electrical heating element (120, 121), made of a material that changes resistance with temperature change with a value of the temperature coefficient of the electrical resistance greater than 800 ppm/K, and especially preferably greater than 4,000 ppm/K between 20° C. and 105° C. The wire or the tube is directly embedded into an electrically non-conducting filler filling a remaining interior space (140) of the outer metallic jacket (110).
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
H05B 3/48 - Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
a), which is passed through the duct wall (110), so that all front-side connection openings (116) are arranged outside the interior space (120) of the gas duct (100) and the outer metal jacket (108) is welded or soldered to the duct wall (110) in the section. The heat conductor (104) is completely embedded in a ceramic insulation (106) at least in the sections of the electric heater (102) that are arranged in the interior space (120) of the gas duct (100).
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
H05B 3/48 - Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
b) between adjacent edges of oppressing segments (113, 114) can be varied for adjusting the force acting radially in the direction of an axis (A) of the axial opening (131) by moving the clamping segment (111, 112) relative to the pressing segment (113, 114).
A cartridge type heater (10, 20, 30, 40) with a jacket pipe (11, 21, 31, 41) including metal and with an electric heating element (32), which is arranged within the jacket pipe (11, 21, 31, 41). At least one terminal lug (14, 24, 34, 44) is connected in one piece to the jacket pipe (11, 21, 31, 41).
An electric heater (100, 200, 300, 1600, 1700, 2200) has an outer jacket (101, 201, 301, 1601, 1701, 2201) and an electric heating element (102, 202, 302, 2202), which can be supplied with an electric current by at least one connecting wire (106, 107, 206, 207, 306, 307, 406, 506, 606, 706, 806, 906, 1006, 1106, 1206, 1306, 1406, 1506, 1606, 1607, 1608, 1706, 1806, 2206, 2207), arranged at least in some sections within the outer jacket (101, 201, 301, 1601, 1701, 2201). The connecting wire (106, 107, 206, 207, 306, 307, 406, 506, 606, 706, 806, 906, 1006, 1106, 1206, 1306, 1406, 1506, 1606, 1607, 1608, 1706, 1806, 2206, 2207) has a cavity, in which a section (104, 105, 204, 205, 2204, 2205) of the electric heating element (102, 202, 2202) or an electric feed line (330, 331) to the electric heating element (302) is accommodated.
b) arranged in the interior space with a contact point (110, 111, 210, 211, 310, 311), which is arranged in the interior space and at which the plug contact is connected conductively to the electric heating element directly or via an auxiliary wire (212, 213, 312, 313, 612, 613). A process for manufacturing such an electric heater is provided.
H05B 3/06 - Heater elements structurally combined with coupling elements or with holders
H05B 3/08 - Heater elements structurally combined with coupling elements or with holders having electric connections specially adapted for high temperatures
H05B 3/42 - Heating elements having the shape of rods or tubes non-flexible
H05B 3/48 - Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
H05B 3/50 - Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins
H01R 4/18 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
H01R 24/38 - Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
H01R 43/02 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
H01R 43/16 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
H01R 43/24 - Assembling by moulding on contact members
H05B 3/52 - Apparatus or processes for filling or compressing insulating material in tubes
An electric cartridge type heater (100, 200, 300, 400, 500, 600, 700, 800, 900, 1000) has at least one the tubular metallic jacket (101, 201, 301, 401, 501, 601, 701, 801, 901, 1001), at least one electric resistance wire (102, 202, 302, 402, 502, 602, 702, 802, 902, 1002) arranged in the interior space of the tubular metallic jacket with two ends for electrically contacting the electric resistance wire, wherein the at least one electric resistance wire is electrically isolated from the tubular metallic jacket by an electrically insulating material (103, 203, 303, 403, 503, 603, 703, 903) arranged in the interior space of the tubular metallic jacket (101, 201, 301, 401, 501, 601, 701, 801, 901, 1001). The electric resistance wire is self-supporting. A method is also provided for manufacturing such an electric cartridge type heater.
H05B 3/06 - Heater elements structurally combined with coupling elements or with holders
H05B 3/48 - Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
H05B 3/52 - Apparatus or processes for filling or compressing insulating material in tubes
H05B 3/44 - Heating elements having the shape of rods or tubes non-flexible heating conductor arranged within rods or tubes of insulating material
H01C 1/02 - HousingEnclosingEmbeddingFilling the housing or enclosure
H01C 3/14 - Non-adjustable metal resistors made of wire or ribbon, e.g. coiled, woven, or formed as grids the resistive element being formed in two or more coils or loops continuously wound as a spiral, helical, or toroidal winding
A temperature sensor (100, 200, 300) has a thermocouple (101), with a measurement point (102), and a holder (103), with a contact surface (152) and an opening (104). Electric connections (105) of the thermocouple are led through the opening, starting from the measurement point. A first metal jacket (106) is arranged on the contact surface or passes through such that an interior (107) of the first metal jacket is connected to another side of the holder and the measurement point is arranged in an interior (108) of a second metal jacket (109). The second metal jacket is located at least with one section (110) in the interior of the first metal jacket and can be or is connected at least by a partial area of this section to the first metal jacket such that the second metal jacket is fixed in its position relative to the first metal jacket.
G01K 7/04 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat using thermoelectric elements, e.g. thermocouples the object to be measured not forming one of the thermoelectric materials
G01K 1/14 - SupportsFastening devicesArrangements for mounting thermometers in particular locations
G01K 7/02 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat using thermoelectric elements, e.g. thermocouples
G01K 1/16 - Special arrangements for conducting heat from the object to the sensitive element
A temperature sensor (1) has a sensor element (2), a carrier plate (4) and a contact surface and at least one electric feed line (3), which is routed, starting from the sensor element (2), through an opening (5) in the carrier plate (4). A guide element (8), through which the electric feed line (3) is routed such that at least the end of the routed section of the electric feed line, which end faces the sensor element, is located at a spaced location from each section of the carrier plate in the direction at right angles to the contact surface and is secured against displacement in each direction except in the directions in which the electric feed line (3) extends, is arranged on the side of the carrier plate (4) located opposite the contact surface or on a front side of the carrier plate (4).
A heating device (100, 200), which can be arranged at an object (101, 201) to be heated, especially an injection molding die, has an inner jacket surface (111, 211) and an outer jacket surface (112, 212), with a heating element (105, 205) and with a thermocouple (103, 203). The thermocouple (102, 203) has at least one positioning section, in which the cross section of the thermocouple (103, 203) deviates in at least one direction of the cross-sectional area from the cross section of at least one section of the thermocouple (103, 203) located adjacent to this positioning section. The heating device (100, 200) has at least one device for locking this positioning section against displacement in and/or opposite to the direction in which the thermocouple (103, 203) extends.
H05B 3/44 - Heating elements having the shape of rods or tubes non-flexible heating conductor arranged within rods or tubes of insulating material
H05B 3/50 - Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins
B29B 11/06 - Making preforms by moulding the material
B29C 45/00 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mouldApparatus therefor
B29C 45/17 - Component parts, details or accessoriesAuxiliary operations
A flow heater (100, 200, 300, 400, 500) with a tube arrangement including at least one tube (105, 106, 205, 206, 305, 306, 404, 405, 406) for passing through a fluid to be heated or a plurality of fluids to be heated, and with a heater with a metal jacket, especially with a tubular heating body (102, 202, 302, 402, 502), in which the tubes (105, 106, 205, 206, 304, 305, 306, 404, 405, 406, 505) surround the heater. At least in partial areas of the heater, wall sections (113, 114, 213, 214, 311, 312, 313, 411, 412, 413, 513) of the tube arrangement (105, 106, 205, 206, 304, 305, 306, 404, 405, 406), which wall sections face the heater, are adapted to an outer contour of the heater, which heater may or may not include a heat transport tube (117, 317, 517), so that the wall sections are in flush contact with sections of this outer contour. The tube arrangement (105, 106, 205, 206, 304, 305, 306, 404, 405, 406, 505) is connected together and/or with the heater by a connection device. A process for manufacturing such a flow heater is also provided.
An electric heater (10, 20, 30, 40, 60, 70, 80), especially for heating surfaces of components, is provided with an inner metal jacket (11, 21, 31, 41, 61, 71, 81) and an outer metal jacket (14, 24, 34, 44, 64, 74, 84), which are arranged relative to one another such that a space is present between the inner metal jacket (11, 21, 31, 41, 61, 71, 81) and outer metal jacket (14, 24, 34, 44, 64, 74, 84). At least one heat conductor (13, 23, 33, 43, 63, 73, 83) is arranged at least in some sections in the space between the inner metal jacket (11, 21, 31, 41, 61, 71, 81) and outer metal jacket (14, 24, 34, 44, 64, 74, 84). At least two spacers (12, 22, 32, 36, 42, 62, 72, 82), arranged between the heat conductor (13, 23, 33, 43, 63, 73, 83) and inner metal jacket (11, 21, 31, 41, 61, 71, 81) are provided, over which the sections of the heat conductor (13, 23, 33, 43, 63, 73, 83) are guided.
An electric heater (10, 30, 40, 50, 60, 70, 100), such as for heating surfaces of components, onto which the electric heater (10, 30, 40, 50, 60, 70, 100) is pushed or placed, has at least one tubular heating element (1, 11, 31, 41, 51, 61, 71, 82, 101), which has a metal jacket, and with at least one contact area. The tubular heating element (1, 11, 31, 41, 51, 61, 71, 82, 101) is at least partly embedded in at least one powder or granular material (2, 32, 42, 52, 62, 72, 102). The powder or granular material (2, 32, 42, 52, 62, 72, 102) abuts against at least parts of the at least one contact area. A process is also provided for manufacturing the electric heater having at least the steps of providing at least one contact area and at least one tubular heating element (1, 11, 31, 41, 51, 61, 71, 82, 101) arranged in relation to the contact area, at least partial embedding the tubular heating element in the powder or granular material (2, 32, 42, 52, 62, 72, 102), which abuts at least partly against the at least one contact area, and compressing at least the powder or granular material (2, 32, 42, 52, 62, 72, 102).
A high-temperature patch plug (50) for one or more connection lines (60), especially for connecting electric supply and/or signal lines to heating elements and/or thermocouples or temperature sensors. The patch plug (50) has one or more poles each with a contact element (64) connected to an inner conductor (61) of a connection line (60), and with a one-piece, insulating housing (51), which surrounds an interior (59), in which at least the at least one contact element (64) is accommodated at least partially. The housing (51) has at least one insertion opening (63) on the side facing away from the plugging side and a passage opening (57), which is connected to the insertion opening via the interior (59) of housing (51) for each pole on the side facing the plugging side. The contact element (64) is locked in the housing (51) for each pole at a locking step (53) arranged in the interior of the housing such that a motion of the contact element (64) against the plugging direction is limited by the locking, wherein said locking step (53) is formed by an irreversible deformation of housing.
H01R 13/514 - BasesCases formed as a modular block or assembly, i.e. composed of co-operating parts provided with contact members or holding contact members between them
A high-temperature plug (10) is provided for a heating element and/or thermocouple or a temperature sensor with at least one wire section (18) embedded in an insulating manner within a metal jacket (16) with a wire end (14) led out from the metal jacket (16) on the front side. The high-temperature plug (10) has a connection sleeve (11) made of metal, into which the at least one wire section (18) embedded in an insulating manner within the metal jacket (16) opens. At least one contact element (12) is in electrical contact within the connection sleeve (11) with the wire end (14) led out from the metal jacket (16) on the front side. At least the end section, facing the at least one wire end (14), of the at least one contact element (12) is embedded in an insulating compound (13) or a metal oxide, such that the embedding fixes the contact element (12) in the connection sleeve.
A cartridge type heater is provided with at least one hot wire coil (13), which has two coreless coil strands (11, 12), which extend in an insulating material (50) along the two sides of a carrier wall (14). The heater includes an insulating material that is coordinated with the internal diameter of a metal jacket (2). The hot wire ends (9, 10) are provided with terminals projecting from the same end of the metal jacket (2). The hot wire coils (11, 12) are electrically connected to one another in the area of an end edge of the carrier wall (14). This edge is located in the closed end area of the metal jacket (2) and the coils are guided by spacers (45) distributed at the longitudinal edges of the carrier wall (14). At least the terminal-side end of the dimensionally stable carrier wall (14) is provided with an attached coil holder (15, 15/1), to which the hot wire ends (9, 10) are fastened under tensile stress. This keeps the windings of the hot wire coil (13) spaced apart from each other. At least one filling opening (42) is provided for the granulated insulating material (50).
A heating element for metallic plastic injection nozzles with a tubular hollow metal body (2), which surrounds the nozzle body of an injection molding device in a heat-transmitting manner. The hollow body has an outer and/or inner jacket surface with one or more grooves (3, 4), extending in a thread-like manner at least in some sections, with inserted tubular heating body structure (with a heating body or bodies) (5). The heating body structure has electric terminals (6, 7) projecting away from the hollow body (2). In addition, a thermocouple, with a sensor tip (9) is in thermal contact with the material wall (15) of the plastic injection nozzle (17) in an end area of the tube wall, is arranged in a guide groove (4). To ensure that the temperature of the material tube, which temperature is to be regulated, is homogeneous at always the same measuring point and is shielded from the direct effect of heating, the sensor tip (9) is fixed in a heat-transmitting manner in a groove-like recess (11) of a tube wall section (20), which is thermally separated from the tube wall (2′) by two front-side notches (21, 22) and which, being subject to a radial pressing force in a radially flexible manner, is in gap-free, two-dimensional thermal contact with the nozzle body (15).
H05B 3/18 - Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being embedded in an insulating material
H05B 3/06 - Heater elements structurally combined with coupling elements or with holders
H05B 3/44 - Heating elements having the shape of rods or tubes non-flexible heating conductor arranged within rods or tubes of insulating material
H05B 3/10 - Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
c), which protrudes into the open end of the metal sheathing (7) and which is fastened in the metal sheathing (7) in a non-positive and/or positive-locking manner by preferably radial pressing and forms a dimensionally stable structural unit with same.
A cartridge heater, especially a compressed cartridge heater (1) has at least one heating coil (8, 9), which is arranged exposed in a metallic tubular body (2) and is embedded in a granulated insulating material. The ends of heating coil portions (8, 9) are provided with terminals (7) projecting from the tubular body (2). To make it possible to manufacture such a cartridge heater with minimal effort in terms of labor and material, a flat insulating plate (10) coordinated in its width with the internal diameter of the tubular body (2) is provided as the carrier. The heating coils (8, 9) extend along the two flat sides of the insulating plate (10) and the two heating coils (8, 9) are connected to one another by a coil section (12, 12′), which is led around a deflecting edge (27) of the insulating plate (10).
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