Patent classifications
H01J17/34
Conbined tubular metal oxide varistor and gas discharge tube
Provided herein are protection devices having a tubular ceramic part and a tubular metal oxide varistor (MOV) electrically coupled in series or parallel. In some embodiments, the tubular ceramic part is connected between a first electrode and a second electrode, and the tubular MOV is connected between the second electrode and a third electrode. In some embodiments, the tubular ceramic part and the tubular MOV have a same or similar shape and/or outer circumference. The protection device further includes an enclosure surrounding the tubular ceramic part and the tubular MOV, wherein the first electrode, the second electrode, and the third electrode each have leads extending outside the enclosure. In some embodiments, the tubular MOV includes a central cavity aligned with a central cavity of the tubular ceramic part, wherein the central cavity of the tubular MOV MOV and the central cavity of the tubular ceramic part contain an inert gas.
Conbined tubular metal oxide varistor and gas discharge tube
Provided herein are protection devices having a tubular ceramic part and a tubular metal oxide varistor (MOV) electrically coupled in series or parallel. In some embodiments, the tubular ceramic part is connected between a first electrode and a second electrode, and the tubular MOV is connected between the second electrode and a third electrode. In some embodiments, the tubular ceramic part and the tubular MOV have a same or similar shape and/or outer circumference. The protection device further includes an enclosure surrounding the tubular ceramic part and the tubular MOV, wherein the first electrode, the second electrode, and the third electrode each have leads extending outside the enclosure. In some embodiments, the tubular MOV includes a central cavity aligned with a central cavity of the tubular ceramic part, wherein the central cavity of the tubular MOV MOV and the central cavity of the tubular ceramic part contain an inert gas.
Conbined Tubular Metal Oxide Varistor and Gas Discharge Tube
Provided herein are protection devices having a tubular ceramic part and a tubular metal oxide varistor (MOV) electrically coupled in series or parallel. In some embodiments, the tubular ceramic part is connected between a first electrode and a second electrode, and the tubular MOV is connected between the second electrode and a third electrode. In some embodiments, the tubular ceramic part and the tubular MOV have a same or similar shape and/or outer circumference. The protection device further includes an enclosure surrounding the tubular ceramic part and the tubular MOV, wherein the first electrode, the second electrode, and the third electrode each have leads extending outside the enclosure. In some embodiments, the tubular MOV includes a central cavity aligned with a central cavity of the tubular ceramic part, wherein the central cavity of the tubular MOV MOV and the central cavity of the tubular ceramic part contain an inert gas.
Conbined Tubular Metal Oxide Varistor and Gas Discharge Tube
Provided herein are protection devices having a tubular ceramic part and a tubular metal oxide varistor (MOV) electrically coupled in series or parallel. In some embodiments, the tubular ceramic part is connected between a first electrode and a second electrode, and the tubular MOV is connected between the second electrode and a third electrode. In some embodiments, the tubular ceramic part and the tubular MOV have a same or similar shape and/or outer circumference. The protection device further includes an enclosure surrounding the tubular ceramic part and the tubular MOV, wherein the first electrode, the second electrode, and the third electrode each have leads extending outside the enclosure. In some embodiments, the tubular MOV includes a central cavity aligned with a central cavity of the tubular ceramic part, wherein the central cavity of the tubular MOV MOV and the central cavity of the tubular ceramic part contain an inert gas.
Display device and manufacturing method thereof
A display device is provided. The display device includes a display panel, a flexible circuit board, an integrated circuit, and a conductive layer. The flexible circuit board is electrically connected with the display panel and includes a plurality of conductive wires. The integrated circuit is disposed on the flexible circuit board and has a plurality of bumps. The conductive layer is disposed between the integrated circuit and the flexible circuit board and covers a periphery of the integrated circuit. In addition, the conductive layer includes an adhesive and a plurality of conductive particles distributed in the adhesive. Moreover, the bumps are electrically connected with the conductive wires through the conductive particles.
Overvoltage protection circuit
The present invention relates to an overvoltage protection circuit (1) for protecting the electronics of a motor, in particular of an EC motor, against overvoltage pulses, with two protective devices (FS1, FS2) arranged in series connection between two connections (10, 20), wherein a resistor (R1) or (R2) is connected in parallel to each of the protective devices (FS1, FS2) and at least one capacitive element (C1) is provided in parallel connection to the first protective device (FS1), wherein the overvoltage protection circuit (1) has, between the connections (10, 20), at least a first (lower) and a second (higher) breakdown voltage point at a voltage U.sub.Z1 or U.sub.Z2 dependent on the voltage change over time k=(dU/dt) of a voltage U.sub.GA at the connections (10, 20).
Overvoltage protection circuit
The present invention relates to an overvoltage protection circuit (1) for protecting the electronics of a motor, in particular of an EC motor, against overvoltage pulses, with two protective devices (FS1, FS2) arranged in series connection between two connections (10, 20), wherein a resistor (R1) or (R2) is connected in parallel to each of the protective devices (FS1, FS2) and at least one capacitive element (C1) is provided in parallel connection to the first protective device (FS1), wherein the overvoltage protection circuit (1) has, between the connections (10, 20), at least a first (lower) and a second (higher) breakdown voltage point at a voltage U.sub.Z1 or U.sub.Z2 dependent on the voltage change over time k=(dU/dt) of a voltage U.sub.GA at the connections (10, 20).
Aircraft component plasma heaters
An aircraft component can include an aircraft component body, and a plasma heater disposed at least partially on or at least partially within the component body and configured to selectively heat the component body. The aircraft component can be an air data sensor, and the aircraft component body can be a sensor body. The aircraft component can be any other suitable aircraft component (e.g., a portion of the airframe and/or any other suitable type of sensor and/or traditionally heated component).
Aircraft component plasma heaters
An aircraft component can include an aircraft component body, and a plasma heater disposed at least partially on or at least partially within the component body and configured to selectively heat the component body. The aircraft component can be an air data sensor, and the aircraft component body can be a sensor body. The aircraft component can be any other suitable aircraft component (e.g., a portion of the airframe and/or any other suitable type of sensor and/or traditionally heated component).
OVERVOLTAGE PROTECTION CIRCUIT
The present invention relates to an overvoltage protection circuit (1) for protecting the electronics of a motor, in particular of an EC motor, against overvoltage pulses, with two protective devices (FS1, FS2) arranged in series connection between two connections (10, 20), wherein a resistor (R1) or (R2) is connected in parallel to each of the protective devices (FS1, FS2) and at least one capacitive element (C1) is provided in parallel connection to the first protective device (FS1), wherein the overvoltage protection circuit (1) has, between the connections (10, 20), at least a first (lower) and a second (higher) breakdown voltage point at a voltage U.sub.Z1 or U.sub.Z2 dependent on the voltage change over time k=(dU/dt) of a voltage U.sub.GA at the connections (10, 20).