Abstract: A heating device is provided with plates stacked one on top of another. At least one first fluid channel is formed in a fluid-tight manner between a first plate package with a first and a second plate. An electrical heating element is arranged between a first plate of the first plate package and an additional plate. The electrical heating element is accommodated between the two plates in a sealed manner and is electrically insulated, wherein an inlet-side and an outlet side fluid connection of the first fluid channel is arranged on the second plate of the first plate package. The electrical heating element has a connection device for electrical contacting, which is connected to the electrical heating element and protrudes through a window in the second plate of the first plate package, wherein the fluid connections and the window are arranged adjacent to opposing lateral edges of the second plate.

Abstract: The application relates to an induction heating device having a housing and a fluid duct. The fluid duct is arranged in the housing and has a fluid inlet and a fluid outlet. Inside the housing is an induction element which generates an alternating magnetic field and which is separated from the fluid duct in a sealed manner by at least one wall. The device also includes at least one metallic areal heating element arranged in the fluid duct which can be heated by the alternating magnetic field.

Abstract: The operating device for an electrical apparatus or a system, in particular for a vehicle component, is provided with at least one elastically mounted operating element (12), a counter-element (14), relative to which the at least one operating element (12) is movable when actuated, thereby varying the distance, namely as seen in the movement direction, and at least one capacitor (38) which comprises a first carrier body (20) with a first capacitor electrode (34) and an elastically bendable second carrier body (22), designed as a bending bar, having a first end (26) and a second end (32) opposite said first end and having a second capacitor electrode (36) opposite the first capacitor electrode (34). Connected to the first and second capacitor electrode (34, 36) is an evaluation unit (42) for determining the capacitance and/or a change in the capacitance of the at least one capacitor (38) upon actuation of the at least one operating element (12).

Abstract: A heater with a housing with a fluid channel, disposed therein, with a fluid inlet and a fluid outlet, whereby a coil, which generates an alternating magnetic field and is separated sealed from the fluid channel by a coil housing, is provided in the housing, whereby furthermore at least one metallic flat heating element is provided, which can be heated by the alternating magnetic field. The at least one flat heating element is disposed in the fluid channel, whereby the fluid channel is divided at least into a first channel and a second channel. Walls bounding the channels are formed by the coil housing and/or by a flat heating element.

Abstract: A capacitive sensor for detecting the movement of an object, such as actuation of a key of an operating unit, includes first and second electrodes that are provided for connection or mechanical coupling to or arrangement on the object, the distance of which second electrode from the first electrode changes when the object moves. The electrodes form a first capacitor with a volume between the electrodes, the size of which changes when the object moves. An evaluation unit determines a change of capacitance between the two electrodes resulting from a change of their spacing and volume. A deformable, non-gaseous first dielectric is arranged between the electrodes and defines at least one gas volume that is filled by a gaseous second dielectric that can escape from the gas volume when the two electrodes approach one another.

Abstract: The operating device (12) for a vehicle component, especially a radio, a CD and/or DVD player, a navigation device, an infotainment device, a controller for a heating or air-conditioning device, or a man-machine interface, comprises a housing (10) having a front face (14) and a longitudinally extending key body (26) that has an actuation end (24) projecting over the front face (14) of the housing (10) and a bearing end arranged inside the housing (10). The actuation end (24) has an upper side (42) and a lower side (46) that extend across the front face (14) at a non-zero angle and project therefrom, and can be actuated to input an operating command by manually exerting force onto the upper or lower side (42, 46). The operating device further comprises a support (28) which has a bearing end (30) by which the key body (26) can be moved in two spatial axes that are orthogonal to each other.

Abstract: The operating device for an electrical apparatus or a system, in particular for a vehicle component, is provided with at least one elastically mounted operating element (12), a counter-element (14), relative to which the at least one operating element (12) is movable when actuated, thereby varying the distance, namely as seen in the movement direction, and at least one capacitor (38) which comprises a first carrier body (20) with a first capacitor electrode (34) and an elastically bendable second carrier body (22), designed as a bending bar, having a first end (26) and a second end (32) opposite said first end and having a second capacitor electrode (36) opposite the first capacitor electrode (34). Connected to the first and second capacitor electrode (34, 36) is an evaluation unit (42) for determining the capacitance and/or a change in the capacitance of the at least one capacitor (38) upon actuation of the at least one operating element (12).

Abstract: A capacitive sensor for detecting relative movement of adjacent bodies includes a first electrode on a first electrode supporting body, and a second electrode opposite the first electrode on a second electrode supporting body. The second electrode supporting body is a resilient film element supported on the first electrode supporting body by spaced-apart support sections. A pressure body includes two pressure projections that rest, in the region between the support sections, against the side of the second electrode supporting body facing away from the second electrode and that press against the second electrode supporting body while bending it when there is a relative movement between the first electrode supporting body and the second pressure body. The second electrode is secured to the second electrode supporting body only in a securing section substantially in the center between pressure regions at which the pressure projections rest against the second electrode supporting body.

Abstract: The invention relates to a heating device comprising a housing having a fluid channel arranged therein with a fluid inlet and a fluid outlet, wherein an element generating an alternating magnetic field is provided in the housing, wherein, furthermore, at least one metallic panel heating element is provided, which is heatable by the alternating magnetic field, wherein the at least one panel heating element is arranged in the fluid channel, wherein the element generating the alternating magnetic field is formed by a coil shaped in hollow-cylindrical fashion, which coil is operable by an AC voltage, wherein the coil is separated in fluidtight fashion from the fluid channel.

Abstract: The invention relates to a heating device, comprising a housing, which has a fluid channel arranged therein, which has a fluid inlet and a fluid outlet, wherein an element that generates an alternating magnetic field is provided in the housing, which element is separated from the fluid channel in a sealed manner by at least one wall, wherein furthermore at least one metal planar heating element is provided, which can be heated by the alternating magnetic field, wherein the at least one planar heating element is arranged in the fluid channel, wherein at least one of the planar heating elements is made of a magnetic material.

Abstract: The capacitive sensor for detecting the movement of an object, particularly for detecting the actuation of a key of an operating unit, is furnished with a first electrode (30; 32) and a second electrode (34; 36) which is provided for connection or mechanical coupling to or arrangement on the object, the distance of which second electrode from the first electrode changes (30; 32) when the object moves. The two electrodes (30, 34; 32, 36) form a first capacitor (26; 28) with a volume (40) between the electrodes (30, 34; 32, 36), the size of which changes when the object moves. An evaluation unit (38), which is connected to the two electrodes (30, 34; 32, 36) and determines a change of capacitance between the two electrodes (30, 34; 32, 36) resulting from a change of their spacing and volume, is further provided. A deformable, non-gaseous first dielectric (42) is arranged between the two electrodes (30, 34; 32, 36).

Abstract: The capacitive sensor for detecting a relative movement of two adjacent bodies comprises a first electrode (76), which has a first electrically conducting electrode surface (78) and which is arranged on a first electrode supporting body (74), and a second electrode (86), which is opposite the first electrode (76), has a second electrically conducting electrode surface (88) and is arranged on a second electrode supporting body (82). The second electrode supporting body (82) is designed as a resilient film element (84) that is supported on the first electrode supporting body (74) on two spaced-apart opposing support sections (96) on both sides of the two electrodes (76, 86). The capacitive sensor further comprises a pressure body (92) on the side of the electrode supporting body (82) facing away from the second electrode (86).

Abstract: The operating device (12) for a vehicle component, especially a radio, a CD and/or DVD player, a navigation device, an infotainment device, a controller for a heating or air-conditioning device, or a man-machine interface, comprises a housing (10) having a front face (14) and a longitudinally extending key body (26) that has an actuation end (24) projecting over the front face (14) of the housing (10) and a bearing end arranged inside the housing (10). The actuation end (24) has an upper side (42) and a lower side (46) that extend across the front face (14) at a non-zero angle and project therefrom, and can be actuated to input an operating command by manually exerting force onto the upper or lower side (42, 46). The operating device further comprises a support (28) which has a bearing end (30) by which the key body (26) can be moved in two spatial axes that are orthogonal to each other.

Abstract: A heating device is provided with plates stacked one on top of another. At least one first fluid channel is formed in a fluid-tight manner between a first plate package with a first and a second plate. An electrical heating element is arranged between a first plate of the first plate package and an additional plate. The electrical heating element is accommodated between the two plates in a sealed manner and is electrically insulated, wherein an inlet-side and an outlet side fluid connection of the first fluid channel is arranged on the second plate of the first plate package. The electrical heating element has a connection device for electrical contacting, which is connected to the electrical heating element and protrudes through a window in the second plate of the first plate package, wherein the fluid connections and the window are arranged adjacent to opposing lateral edges of the second plate.

Abstract: A heater with a housing with a fluid channel, disposed therein, with a fluid inlet and a fluid outlet, whereby a coil, which generates an alternating magnetic field and is separated sealed from the fluid channel by a coil housing, is provided in the housing, whereby furthermore at least one metallic flat heating element is provided, which can be heated by the alternating magnetic field. The at least one flat heating element is disposed in the fluid channel, whereby the fluid channel is divided at least into a first channel and a second channel. Walls bounding the channels are formed by the coil housing and/or by a flat heating element.

Abstract: The invention relates to a heating device having a housing and having a fluid duct which is arranged in said housing and which has a fluid inlet and a fluid outlet, wherein, in the housing, there is provided an element which generates an alternating magnetic field and which is separated from the fluid duct in a sealed manner by at least one wall, wherein furthermore, at least one metallic areal heating element is provided which can be heated by the alternating magnetic field, wherein the at least one areal heating element is arranged in the fluid duct.