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Patent Searching and Data


Matches 1 - 50 out of 4,838

Document Document Title
WO/2021/011611A1
The present disclosure is generally directed to a GF detection circuit for use in blenders and other appliances that can detect current leak/GF events and selectively decouple/de-energize components of the blender that could bring a user...  
WO/2020/263860A1
A solid state switch (SSS) monitoring system of an electronic device includes a SSS sensing component that is electrically coupled to a solid state switch. The SSS sensing component periodically generates a clocked pulse that polls the s...  
WO/2020/249167A1
The invention relates to a method for determining the state of an electric motor which has a stator (2) and a rotor (3) rotatably mounted relative to the stator (2). On the basis of a rotational movement of the rotor (3), a pressure diff...  
WO/2020/239433A1
The invention relates to an underwater device for acquiring images of the bed of a body of water, comprising at least one sensor for detecting a sensor value, at least one electrical load, and an electrical power source for supplying the...  
WO/2020/219000A3
The invention, is related to an automatic circuit breaker (10) switching system that enables to inform users when the circuit breaker (10) has tripped and provides remote switching on, of the circuit breaker (10). Said system basically c...  
WO/2020/233668A1
A thermal-protection varistor; a varistor component (2), a movable electrode (3), and a blocking component (5) are provided within an inner frame (6), and the varistor component (2) and the movable electrode (3) are connected by means of...  
WO/2020/226041A1
According to an embodiment, provided is a storage battery device that has a housing, a plurality of battery packs, and temperature detection feature having a linear structure. The plurality of battery packs are accommodated in the housin...  
WO/2020/206807A1
Disclosed in the present invention is a chip thermal protection method based on lifetime degradation rate control. By taking a lifetime degradation rate control model as the core, calculating the lifetime degradation rate acceleration ra...  
WO/2020/201129A1
The invention relates to an electronic circuit arrangement (1) for monitoring temperatures, having: an electronic temperature-determining circuit (2a, 2b, 2c), which comprises a primary temperature sensor (5) for measuring an ambient tem...  
WO/2020/193942A1
This invention is a unique way of electronically measuring an open PEN situation in a multi-phase system without reference to mother earth. If the floating voltage becomes dangerous, the device disconnects the circuit, avoiding a potenti...  
WO/2020/193063A1
The invention relates to a monitoring method for an electrical energy transfer device (1, 2) comprising a first phase conductor (9a) and a second phase conductor (9b), in which method a temperature (13a, 13b) of the first phase conductor...  
WO/2020/176157A1
A short circuit protection circuit may comprise a first configuration channel line extending from a first connector, a first resistor connected to the first configuration channel line; a voltage divider connected to a junction point on t...  
WO/2020/174217A1
An electrical apparatus comprises an earth input (10a) for connection to an earth wire (10) of an electrical supply from a distribution network, an earth interface for providing an earth connection from the earth input (10a) to an applia...  
WO/2020/169753A1
A load protection apparatus for protecting an electrical load connected to an output terminal (3) of the load protection apparatus (1) against overcurrent, said apparatus (1) comprising: an overcurrent protection circuit (1A) having a po...  
WO/2020/169774A1
A load control apparatus (1) for controlling a power supply to an electrical load connected to an output terminal (3) of the load control apparatus (1) comprising: an overcurrent protection circuit (1A) having a power switch (5) through ...  
WO/2020/161241A1
In order to increase safety against electric shocks when a person (8) is working in the vicinity of a mobile electrical distributor (10), according to the invention a distress-signal input (21) is additionally provided on the mobile elec...  
WO/2020/126330A1
A conversion device (1), which converts an input power (Pin) into an output power (Pout) and in the process gives rise to a power loss (δP), is cooled by means of a coolant circuit (3) in which a coolant (8) flows. A monitoring device (...  
WO/2020/127752A1
The invention relates to a method for monitoring a battery (100) of an electric vehicle by means of a control unit (10) which has a sensor unit (11) for detecting at least one operating parameter (dT/dt, dU/dt) of the battery (100). For ...  
WO/2020/126727A1
The invention relates to a high-voltage device (10) for the operation of a high-voltage application. The high-voltage device (10) comprises at least one detector (50) for detecting an opened touch-protection cover (38) for at least one v...  
WO/2020/105219A1
Provided is an electric power conversion device that can execute overload protection appropriately even when the rotational speed of a cooling fan has decreased. The device includes: an inverter circuit 2 that converts DC voltage to AC v...  
WO/2020/091604A1
A safety device (1) and a method for increasing safety during charging of a battery-operated electronic device (M) via an energy supplying device (A), the safety device (1) comprising: a housing (3) provided with; a USB input (5) for con...  
WO/2020/083541A1
The invention relates to a device (1) for detecting a temperature increase, which can be integrated on the shaft (2) of an EC motor (3) equipped with commutation electronics (K), is designed to initiate a change in the electromotive powe...  
WO/2020/083393A1
Provided are a power supply over-temperature protection circuit, method and system. The over-temperature protection circuit comprises: a protection switch unit, wherein the protection switch unit is connected to a load unit and a switch ...  
WO/2020/080755A1
The present invention provides a component temperature control apparatus for a power disconnect circuit, the apparatus having a temperature detection circuit directly configured in a circuit, of which power is disconnected from a control...  
WO/2020/080079A1
A power distribution device is provided in which a current detection circuit detects a current value of current flowing through an electric wire. When a switch is on, a microcomputer determines, on the basis of the current value detected...  
WO/2020/074128A1
The invention relates to an electrical installation (1) that comprises an energy source (2) connected to a user apparatus (3) via two electrical connections (4, 7), each connection comprising a conductor (5) surrounded by an insulating c...  
WO/2020/051645A1
A smoke alarm system including a smoke detecting unit, a relay to control electrical power supply to all or part of a switchboard located remote to the smoke detecting unit, wherein when the smoke detecting unit detects smoke, the smoke ...  
WO/2020/045304A1
In this power supply control device, a temperature calculation circuit (55) calculates the wire temperature of a wire (W), on the basis of a current value of a current flowing through the wire (W). When the wire temperature calculated by...  
WO/2020/037970A1
The present invention provides an electric shock protection system and a projection device using same, and an electric shock protection method. The electric shock protection system comprises a housing having an accommodation space, an up...  
WO/2020/034139A1
Provided herein are thermally protected varistor (TPV) devices including a varistor body and a terminal assembly directly coupled together. The terminal assembly may include a housing, wherein an opening is provided in a base of the hous...  
WO/2020/030435A1
Disclosed is a thermal cut-out device (10) comprising an overtemperature detection unit (100) configured to output an overtemperature signal in response to the detection of an overtemperature, a switching unit (200) configured to transmi...  
WO/2020/023491A1
Various embodiments relate to a thermal management system for an electronic device, such as an augmented reality or virtual reality device. The thermal management system can comprise an active cooling mechanism in various embodiments to ...  
WO/2020/008462A1
Systems and methods are provided for detecting and compensating for loss of a phase of a three-phase power source, elements of the system including: a sensing unit, which measures current and voltage levels of each phase of the three-pha...  
WO/2019/243380A1
In order to increase safety against electric shocks for a person (8) working at a high-voltage test station (10) comprising an emergency shut-off (20), according to the invention an emergency signal input (21) is additionally provided at...  
WO/2019/243379A1
According to the invention, to provide a protective device with increased safety, for protecting a person against electric shock resulting from unintentional contact with parts under voltage or parts carrying current, at least one electr...  
WO/2019/243387A1
The aim of the invention is to increase the safety from electrical shocks of a person (8) working in the surroundings of an electrical installation (10). For this purpose, the electrical installation (10) is provided with a plurality of ...  
WO/2019/243388A1
The aim of the invention is to increase the safety from electrical shock of a person working on an electrical installation having an electric circuit. For this purpose, a safety module (20) is connected in the electric circuit (51). On t...  
WO/2019/243383A1
In order to increase safety against electric shocks for a person (8) working at an electrical work station (10) comprising an emergency shut-off, according to the invention an emergency signal input (21) is additionally provided at the e...  
WO/2019/243386A1
In order to increase the safety of a person (8) in the region of an electrical system (10) in relation to electric shocks when coming into contact with energised or live parts of the electrical system (10), according to the invention: th...  
WO/2019/243381A1
The aim of the invention is to increase the safety from electrical shock of a person (8) working on an electrical installation (10) having at least two different electric circuits (51a, 51b). For this purpose a safety module (22) is prov...  
WO/2019/243382A1
In order to increase the safety of a person in the region of an electrical system in relation to electric shocks when coming into contact with energised or live parts of the electrical system, according to the invention: the person wears...  
WO/2019/238370A1
The invention relates to a protective device (100) for overcurrent- and overvoltage-protected energy transmission from a bipolar voltage terminal (101) to an electrical load (103), said device comprising: a first fuse circuit (105) which...  
WO/2019/238369A1
The disclosure relates to a protection device (100) for transferring energy from a two-pole voltage terminal (101) to an electrical load (103). A first fuse circuit (105) is designed to interrupt the flow of a line current from the volta...  
WO/2019/224830A1
A fault current limiter unit is disclosed, the fault current limiter unit comprises a ceramic substrate and superconducting layer located on the substrate. The substrate is selected from high diffusivity ceramic substrates such as sapphi...  
WO/2019/213915A1
Disclosed by the embodiment of the present application is a charging protection method and device, which relates to the technical field of communications. The method and device is able to eliminate the hating caused by series contact imp...  
WO/2019/206433A1
A power source is proposed comprising an output for a load. The power source is configured to provide a first voltage at the output. The power source is configured to detect a feedback at the output. The power source is further configure...  
WO/2019/205863A1
A surge protector module, comprising line varistors (4a, 4b) connected in series and a heat detaching unit (5). The heat detaching unit comprises elastic members (503a, 503b), insulating members (504a, 504b), alloys having a low melting ...  
WO/2019/205864A1
The present application discloses a novel thermally protected varistor, comprising a detachment device, a first varistor assembly, and a second varistor assembly. The first varistor assembly and the second varistor assembly are connected...  
WO/2019/172061A1
[Problem] To achieve an unmanned aerial vehicle that can be disabled when a phenomenon that can cause battery malfunction is detected. [Solution] This unmanned aerial vehicle, in which a battery 1 can be mounted, comprises sensors 23, 24...  
WO/2019/172060A1
[Problem] To achieve a battery which can be disabled when a phenomenon that can cause malfunction is detected, and a charger. [Solution] This battery is provided with: a battery pack 11 which has battery cells; sensors 12, 13 which detec...  

Matches 1 - 50 out of 4,838