摘要:
The present application in particular is directed to an induction coil assembly 2 adapted for an electric induction hob of a household or industrial type appliance. The induction coil assembly 2 comprises at least one induction coil 5 which has at least one of ovoid and coiled ovoid windings 6.
摘要:
The invention relates to an assembly unit for an induction hob with at least one induction element, comprising a) at least one carrying element for carrying the circuits and/or devices for supplying the at least one induction element. The at least one carrying element comprises a base area and side areas protruding upwards from the base area. The at least one carrying element is connectable with at least one further carrying element along a side area, and the side areas comprise connection elements for connection with the at least one further carrying element, preferably at least one power wire slot for inserting at least one power supply wire and/or preferably at least one signal wire slot for inserting at least one signal wire. Furthermore, the invention relates to a method for manufacturing an assembly unit.
摘要:
The invention relates to an interaction device (1), comprising a) a first input unit (20) with a first sensitive surface, especially a touch display, and a first sensor unit, b) a second input unit (2-12) with a second sensitive surface and a second sensor unit, c) wherein the second input unit (2-12) is used for protection of the first input unit (20), especially against overheating and/or mechanical damaging. Furthermore, the invention relates to a glass ceramic hob (22), especially induction cooking hob, with an interaction device (1) according to the invention a) wherein preferably the interaction device (1) is arranged in a side and/or edge area of the glass ceramic hob and/or arranged at the lower surface of the glass ceramic hob (22) and/or b) wherein preferably the glass ceramic hob comprises a fan for ventilation. Furthermore, the invention relates to a method for protection of an input unit, preferably for an interaction device and/or a glass ceramic hob according to the invention, comprising a) a first input unit (20) with a first sensitive surface, especially a touch display, and a first sensor unit, b) a second input unit (2-11) with a second sensitive surface and a second sensor unit, c) wherein the second input unit protects the first input unit, d) wherein after an input has been detected by the second input unit, especially after a preselected threshold value has been exceeded, e) the input value is compared with at least one preselected threshold value, f) wherein the at least one threshold value is preferably larger than a threshold value generated by the press or the touch of a finger, g) wherein after exceeding the at least one threshold value, g1) the first input unit (20) is turned off and/or g2) the heating energy for the glass ceramic hob, especially the induction current, is turned off to decrease the temperature and/or g3) an alarm is generated, especially an optical or acoustical alarm, to warn the operator and/or g4) the speed of the fan is increased to decrease the temperature.
摘要:
The invention relates to a method for dynamic wave form correction of a power supply of an induction heating device (3), a) where an input power signal (Uin), especially an input voltage signal, comprising waves with an input power frequency (fin) is provided by an AC power source (1), b) where a frequency converter (2) rectifies the input power signal (Uin) into a half waves signal (Uh), especially a half wave voltage signal, b1) where a half wave of the half waves signal is delimited by two subsequent zero-crossings (tθ, t1;t1, t2; t2, t3), b2) where the time lag between the two zero-crossings defines a half wave duration (th), c) where the frequency converter (2) further converts the half waves signal (Uh) into to a working signal (Iw), especially a working current signal, for supplying the induction heating device (3), d) where in a frequency shifting operation (5) a working frequency (fw) of the working signal (Iw) is first increased from a first working base frequency (f1) to a maximum frequency of (fmax) and then decreased to a second base frequency (f2) within a time, which is smaller than the half wave duration (th), e) where the first working base frequency (f1) is not equal to the second working base frequency (f2) and/or a zero crossing (t0, t1, t2, t3) of the half wave signal (Uh) is passed within the frequency shifting operation. Furthermore, the invention relates a an arrangement for dynamic wave form correction of a power supply of an induction heating device (3), particularly according to one of the preceding claims, a) with an AC power source (1) for providing an input power signal (Uin), especially an input voltage signal, comprising waves with an input power frequency (fin), b) with a frequency converter (2) for rectifying the input power signal (Uin) into a half waves signal (Uh), especially a half wave voltage signal, b1) where the frequency converter (2) preferably comprises at least one full bridge and/or at least one half bridge and/or a single switch, b2) where a half wave of the half waves signal is delimited by two subsequent zero-crossings (tθ, t1;t1, t2; t2, t3), b3) where the time lag between the two zero-crossings defines a half wave duration (th), c) where by the
摘要:
The present invention relates to an induction hob with a number of induction coils (12) on a cooking surface (10) and an apparatus for determining the temperatures on the induction coils (12). The induction coils (12) are arranged on the cooking surface (10) according to a predetermined scheme. At least one temperature sensor (14, 16, 18, 20; 24, 26) is arranged within an intermediate space between two or more induction coils (12). The at least one temperature sensor (14, 16, 18, 20; 24, 26) and the central portions of at least two adjacent induction coils (12) are thermally connected by heat conductor elements (22). The temperature sensors (14, 16, 18, 20; 24, 26) are electrically connected to at least one evaluation circuit for determining the temperatures of the adjacent induction coils (12).
摘要:
The present invention relates to an induction hob with a cooking surface (10) and a number of induction coils (12; 16, 18) within said cooking surface (10). The induction coils (12; 16, 18) are arranged on the cooking surface (10) according to predetermined scheme, so that at least two induction coils (12; 16, 18) can be covered by a standard cooking vessel (14). Each induction coil (12; 16, 18) is connected to at least one induction generator being switched or switchable between a high power and a low power. Each induction generator is separately controllable, so that the induction coils (12; 16, 18) are switched or switchable between the high power and the low power. At least one control unit is provided for controlling the individual induction coils (12; 16, 18) according to a predetermined time pattern. Further, the present invention relates to a corresponding method for controlling the induction hob.
摘要:
The present invention relates to a keyboard with a plurality of sensitive key elements (10, 12, 14) arranged on said keyboard according to a predetermined scheme. Each of the key elements (10, 12, 14) provides an analogue electric signal (U1, U2, U3). The analogous electric signal (U1, U2, U3) depends on the position of a fingertip. A contact surface of the key element (12) is subdivided into zones (A, B, C, D). The zones (A, B, C, D) are defined in such a way, that the zones (A, B, C, D) have different distances from the adjacent key elements (10, 14). Each zone (A, B, C, D) corresponds with a range of relationships between the signal (U2) of the key element (12) and the signal (U1, U3) of at least one adjacent key element (10, 14).
摘要:
The invention relates to a cooking device (1, 12) for a cooking container (10, 11), a) wherein the cooking device (1, 12) comprises at its lower surface (20) a curved, especially concave, cooking surface (2) adapted to the form of the cooking container (10, 11), b) wherein the cooking surface (2) comprises a first (2a) and a second (2b) partial surface, c) wherein the cooking container (10, 11) comprises a first area (20a) adjacent to the first partial surface (2a) and a second area (20b) adjacent to the second partial surface (2b), d) wherein the first area (20a) is heated by a first induction element (3) and the second area (20b) is heated by a second induction element (4), e) wherein each induction element (3, 4) comprises an individual heat sensor (3d, 4d) and f) wherein at least the second induction element (4) can be controlled independently from the first induction element (3).
摘要:
The invention relates to an assembly unit for an induction hob with at least one induction element has a) at least one carrying element for carrying the circuits and/or devices for supplying the at least one induction element. The at least one carrying element has a base area and side areas protruding upwards from the base area. The at least one carrying element is connectable with at least one further carrying element along a side area. The side areas have connection elements for connection with the at least one further carrying element, preferably at least one power wire slot for inserting at least one power supply wire and/or preferably at least one signal wire slot for inserting at least one signal wire. Furthermore, the invention a method for manufacturing an assembly unit is described.
摘要:
The present application in particular is directed to an induction coil assembly 2 adapted for an electric induction hob of a household or industrial type appliance. The induction coil assembly 2 comprises at least one induction coil 5 which has at least one of ovoid and coiled ovoid windings 6.