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WO/2001/095359A1 |
The invention relates to a disconnect switch for the load circuit of a vehicle battery, comprising a movable contact element (81) and a stationary contact element (64) that are linked with a locking mechanism. For releasing the locking m...
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WO/2001/080258A2 |
This invention relates to the area of microelectromechanical systems and micro relays and micro switches. The relays disclosed allow high currents, inductive loads, and high frequencies to be controlled using a relay that increases its r...
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WO/2001/074706A1 |
Resistor Networks, digital potentiometers and microelectromechanical structures that include a plurality of resistors selectable by a plurality of microelectromechanical acquators are provided. More particularly, a thermal relay type of ...
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WO/2001/073805A1 |
The invention relates to a microactuator arrangement, in particular, for a microrelay. The arrangement comprises a substrate (1) with two thermomechanical actuators (3, 4). The first microactuator (3) undergoes a movement parallel to the...
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WO/2001/046974A1 |
A switch device (10) includes first and second cavities (11, 12), a communicating passage (13) extending between the first and second cavities (11, 12), a conductive liquid (23) located in the communicating passage (13) and movable in th...
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WO/2001/046975A1 |
The switch device (1) comprises a pair of cavities (51, 52), an elongate passage (2), a non-conductive fluid (53, 54) having a high electrical resistance, a conductive fluid (11, 12, 13) having a high electrical conductivity and an elect...
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WO/2001/045120A2 |
A variable capacitor having low loss and a correspondingly high Q is provided. In addition to a substrate, the variable capacitor includes at least one substrate electrode and a substrate capacitor plate that are disposed upon the substr...
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WO/2001/022454A1 |
Microelectromechanical structures include first and second movable conductive members that extend along and are spaced apart from a microelectronic substrate and are spaced apart from one another, and a movable dielectric link or tether ...
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WO/2001/015184A1 |
A microelectromechanical (MEMS) device (10) is provided that includes a microelectronic substrate (40), a microactuator (20) disposed on the substrate (40) and formed of a single crystalline material, and at least one metallic structure ...
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WO/2000/072349A1 |
The invention concerns a protection relay, in particular of the thermal type, recessed relative to its front face (24), a recess acting as through passage for interconnection of the conductors (C) between the terminals of the relay contr...
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WO/2000/067268A1 |
Microelectromechanical system (MEMS) structures and arrays that provide movement in one, two, and/or three dimensions in response to selective thermal actuation. Significant amounts of scalable displacement are provided. In one embodimen...
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WO/2000/063936A1 |
A thermal protector comprising a fixed plate (10) having at the fore end thereof a fixed contact (11) and at the rear end thereof a first external connection terminal (12), a movable plate (30) having an elasticity and a movable contact ...
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WO/2000/058980A1 |
The present invention provides a bistable switch using a shape memory alloy, and a method for manufacturing the same. More specifically, the bistable switch includes a substrate having at least one power source; a flexible sheet having a...
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WO/2000/057055A1 |
MEMS (Microelectromechanical System) structures are provided that are designed to rotate in response to thermal actuation or the like. In one embodiment, the MEMS rotary structure includes a hub having one or more radial spoke members th...
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WO/2000/041198A1 |
An electrical contact breaker switch has a cavity or space that forms first and second chambers and a plurality of channels. The switch also has at least two solid electrodes formed with electrode components exposed apart from each other...
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WO/2000/031480A1 |
A control unit (3) for controlling the service functions of an electric household appliance (e.g. a refrigerator) is connected in series with a positive temperature coefficient (PTC) resisting unit (4) which, when supplied with electric ...
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WO/2000/017961A1 |
The aim of the invention is to provide a temperature-controlled wire support enabling a secure and defined release. To this end, the wire support (1) is made of a shape memory material, and the wire (14) is fixed in an opening (2) of the...
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WO/1999/060595A1 |
Up until now, electric fuses with controllable disconnecting devices have been produced in the form of pyro-switches or switches with motor actuators or with thermite charges. This is very complicated. The aim of the invention is to prov...
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WO1999024783A9 |
A microelectromechanical (MEMS) positioning apparatus is provided that can precisely microposition an object in each of the X, Y and Z directions. The MEMS positioning apparatus includes a reference surface, a support disposed in a fixed...
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WO/1999/027414A1 |
A disposable picture display device having a suitable substrate which carries a plurality of colour cells. Each colour cell is configured such as to exhibit a change in its external colour and/or to emit electromagnetic energy at least i...
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WO/1999/022390A1 |
The invention refers to a micromechanical switching device including at least two contact elements (11, 12, 31, 32), which are provided at least partly movable relative each other and via thermal actuation can be closed and opened, where...
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WO/1999/016096A1 |
A MEMS actuator is provided that produces significant forces and displacements while consumming a reasonable amount of power. The MEMS actuator includes a microelectronic substrate, spaced apart supports on the substrate and a metallic a...
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WO/1999/005589A1 |
A line multiplier is formed of n upstream lines and m downstream lines where m > n by providing a micro-technology array of m x n crosspoints switches using, e.g., magnetic latching, wherein the latching magnets are heated to the Curie t...
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WO/1998/057343A1 |
A novel shape memory alloy electrical switch is disclosed, including both momentary and especially a latching relay. The switch/relay disclosed is particularly useful in low power control of appliances, including i.a. refrigerators. Used...
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WO/1998/033195A1 |
A cantilever microstructure includes a cantilever arm with a proximal end connected to a substrate and a freely movable distal end. The cantilever arm comprises first and second sections and includes a continuous layer which exhibits a f...
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WO/1998/021735A1 |
The present invention refers to an assembly of starting elements and protectors for use with electric motors. One of the objectives of the present invention is to provide an assembly which can be quickly and easily adapted to the housing...
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WO/1998/019320A1 |
A micro-dimensioned shape memory alloy composite (111), composed of a film of shape memory material (112), and a substrate film (114). The substrate film (114) does not require further processing and thus the composite (111) can be used ...
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WO/1998/013846A1 |
In order to protect electrical devices against overheating, a thermal fuse (8) is provided which is accommodated inside a housing of the electrical device to be protected. The thermal fuse (8), which is made from low-melting metal, is di...
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WO/1998/009312A1 |
An extremely small micro-relay having such a mechanical contact mechanism that it becomes smaller in resistance when the contact is turned on and has an excellent vibration resistance, frequency characteristic, and insultating property i...
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WO/1997/037873A1 |
The invention concerns a device for interrupting the flow of current in a cable leading from the battery disposed in a motor vehicle to a consumer likewise disposed in the motor vehicle, such as the starter motor, engine, or the like. Ac...
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WO/1996/039547A2 |
A method for simultaneously and controllably depositing multiple metals to create thin film alloys that have unique physical properties. In particular, the method involves the deposition of multiple alloy thin films with shape-memory eff...
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WO/1996/008832A1 |
A subminiature circuit protector (10) includes at least one layer of ceramic material having at least one fuse element (24) and a cover (20) in a laminate structure. The ends (12, 14) of laminate structure are coated with electrically co...
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WO/1995/034904A1 |
A micromechanical memory sensor includes a latch member assembly (20, 30) mechanically latching upon detection of a threshold value of a variable condition (ambient temperature, acceleration, pressure). The mechanical latching is detecte...
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WO/1994/019815A1 |
A thermally-responsive switch, designed to go open circuit in response to relatively low overload curents of the order of 2 amps and below, comprises a moulded plastics body capturing therein first and second simple copper wire terminals...
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WO/1994/018689A1 |
To monitor the safety of at least one consumer, the unit (1) has series resistors (17 to 19) on a ceramic substrate (3), which serve simultaneously as a controlled heating sytem, and are exposed to an air flow in a channel (10). Dependin...
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WO/1994/005030A1 |
The protective device described has at least one sensor (sensor H, temperature sensor R1) which delivers an electrical signal to a control circuit. The sensor is of particular use in determining the operational status of an electrical co...
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WO/1993/007636A1 |
Devices using memory metals are in general switch-like devices wherein the shape change as a memory metal element is caused to pass through its transition temperature and so changes its shape is employed to drive or trigger some action. ...
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WO/1993/001640A1 |
An electrical appliance (1) is protected against overheating by the provision of a plurality of series-connected, auto-reset type thermal cut-outs (2) each located in the appliance in the region of a potential hot-spot, and by the provis...
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WO/1992/019002A1 |
An over-current/over-temperature protection device (1) which includes first and second electrical contacts (2, 3), a separable resistance electrical current path (4) extending between the contacts, a breaker (6) and a heater. The heater ...
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WO/1990/006587A1 |
A micromechanic manipulator has a substrate (1), heating elements and a manipulator arm (2) that works based on the principle of the bimaterial effect. Known bimaterial manipulators carry out perpendicular movements to the surface of the...
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WO/1989/009477A1 |
A micromechanical device comprises an element whose position can be varied consisting of a bimaterial system and which can be placed and maintained in a predetermined position. The instantaneous position of the element is determined by m...
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WO/1988/001780A1 |
A slider lifter (10) for a read-write head, comprising a support structure (12), a flexure arm (14) and a resilient means (16) cantilevered from the support structure, and a shape memory alloy element (24) operatively connected between t...
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WO/1988/000325A1 |
An article in the form of a projectile (10, 50), a shock-sensitive switch (101, 110) or a sabot (131) having an active component of shape-memory alloy (14, 104, 130) which exhibits the shape-memory effect to provide a mechanical movement...
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WO/1987/004560A1 |
Safety disconnection device for electrical users, in particular for use in smoothing irons and portable heaters. It comprises a thermal switch (1) with another switch (22) connected in parallel with the user (R), a dropping resistor (R1)...
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WO/1987/003137A2 |
The above-described switch comprises a flat electrically-insulated support (1), at least two electrical connection parts (3, 4), of which one is linked with a fixed contact (10) arranged on the support (1) and the other is linked to a co...
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WO/1986/004453A1 |
Temperature controllers (1) limit the temperature of electric apparatuses by automatically opening the circuit and are supposed to come back to the initial position only after a substantial temperature change has occurred. In the case of...
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WO/1983/003160A1 |
To protect the operator of an electrically supplied apparatus in a damp room against an electric discharge, there is provided a protection device comprised of a probe formed by two conductors (44, 45; 46, 47) which cannot come in contact...
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JP7424546B2 |
A case (12) has an engagement hole (21) formed in a side surface thereof in the width direction, a cover (13) has a projecting piece (22) formed thereon, the projecting piece (22) projecting toward the case (12) side, and a tip portion (...
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JP7231110B2 |
AN accessory device (9) including a terminal configured to allow for attachment of one end of a conductor portion (W1) of a flexible connecting electric wire (W) and including an element configured to exert a predetermined effect on oper...
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JP2023007656A |
To amplify the displacement of a shifter and transmits the displacement to a reversing mechanism in a thermal overload electrical appliance with a two-element structure that protects against overload.A bimetal 21 bends when heated. A shi...
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