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Match Document Document Title
9019053 Multi-position magnetic rotary switch  
A multi-position rotary switch whose handle is rotatable to a selected position to actuate a circuit for an electrically controlled device utilizing a magnetic sensor to initiate the actuating...
8841572 Switch device and connector  
A switch device includes first and second contacting portions including first and second fixed contacting portions and first and second movable contacting portions configured to contact the first...
8797130 Universally orientable security switch  
The magnetic switch assembly of an embodiment generally comprises a switch housing coupled to and/or adjacent to a magnet housing. The switch housing may be coupled to, for example, a door frame,...
8549734 Method for manufacturing sealed contactor  
A method for manufacturing a sealed contact point is performed by injecting an arc extinguishing gas into an air-tight space of an electromagnetic switching device and sealing it. The method for...
8486718 Magnetic system  
A magnetic system for biosensors is switchable between attraction force and repulsion force near the sensor surface. The magnetic system includes a magnetic source and a sensor. The sensor...
8327527 Integrated reed switch  
This invention relates to reed switches, and more particularly to micro-miniaturized reed switches and batch microfabrication techniques used to fabricate micro-miniaturized reed switches. The...
7924124 Electrical switching device comprising magnetic displacement elements for a switching element  
Electrical switching device, especially a high-frequency switching device, with at least one oblong electrical switching element, which is arranged with one contact end between two fixed-contact...
7911303 Circuit breaker and opening and closing method thereof  
A circuit breaker includes a vacuum valve, an electromagnet including a first coil for driving an operating shaft of the vacuum valve toward an opening direction by electromagnetic repulsion, a...
7868720 Hermetically sealed relay  
A hermetically sealed relay is provided having two circuits therein.
7417543 Method and system for monitoring containers to maintain the security thereof  
A method and system for monitoring the integrity of a container specifically adapted for the system and constructed with at least one door. A sensor is secured in the container for detecting...
7321282 MEM's reed switch array  
A MEM's reed switch array is provided having a first switch having a sensitivity causing the first switch to open or close due to a magnetic flux, and a second switch of lesser sensitivity than...
7238890 PTFE stud for ultrahigh-value resistor and method therefor  
A PTFE stud for an ultrahigh-value resistor includes a first portion to be mounted on a substrate and a second portion attached to the first portion so as to not be in contact with the surface of...
7199688 Magnetic assembly for magnetically actuated control devices  
A magnetically actuated apparatus, which enlarges, extends and makes continuous magnetic fields used by magnetically controlled devices, such as a magnetic reed switch for use in physical security...
7191509 Method for adjusting the switch-gap between the contact tongues of a reeds switch  
The invention relates to a method for adjusting the switch-gap between the overlapping metal tongues of a reed switch contained in a glass envelope, in which a beam of radiation energy is directed...
7119643 Reed relay having conductive bushing and offset current canceling method therewith  
The heat-induced current that flows from the bushing on the outside into the electrostatic shield tube is recirculated to the conductive bushing by dividing the bushings into inside and outside...
6972651 Switch operable under a predetermined condition, external magnetic field generating unit, combination of such a switch and an external magnetic field generating unit and electronic apparatus incorporating the same  
A switch operable under a predetermined condition includes a plurality of switch parts each including a pair of reed pieces and a connecting member of an electrically conductive non-magnetic...
6842324 Apparatus and method for controlling movement of an object through a medium using a magnetic field  
Apparatus and method for controlling movement of an object through a medium using a magnetic field by combining the magnetic field of a primary electromagnetic coil having a central axis with the...
6429758 Miniature electromechanical switch  
The present invention is an RF electromechanical single pole single throw (SPST) switch providing a low loss path for RF signals in closed position and a high impedance path for RF signals in open...
6340924 Repeatedly usable high-operating-speed circuit protection device using reed members  
The present invention provides a circuit protection device that comprises at least one set of reed members having a pair of reed members, wherein each of the reed members is constituted by a...
6329618 Reed switch with shock sensing mass within the glass capsule  
A shock sensor has a shock sensing magnetic mass that rides on the inside of a glass tube that is sealed about a reed switch. The reed switch has a first stop positioned so that the shock sensing...
6104267 Surface mount electronic reed switch component with transverse lead wire loops  
A surface mount electronic reed switch component (10) is provided having lead wires (12, 14) the outer ends of which are formed into associated loops (32, 34) that extend transversely to the...
6075429 Single pole relay switch  
A single-pole relay switch capable of effective arc extinction irrespective of the current flowing directions in which the device is connected in a circuit. The switch has a housing and two sets...
6041489 Method of manufacturing an electromagnetic relay  
A method for fabricating a reed relay which includes a magnetically actuated switch and a bobbin. The switch defines an exterior surface and includes two terminals, and the switch provides a...
6008708 Reed relay and method for fabrication thereof  
A reed relay comprising a reed switch having a pair of leads and a magnetic coil assembly for driving the reed switch, the magnetic coil assembly being composed of a magnetic coil wound around a...
5963116 Reed relay and a method of producing the reed relay  
A reed relay includes a reed switch with contacts, and a pair of terminals connected to the contacts. A tubular electrostatic shield defines an axially extending central bore within which the reed...
5917398 Reed contact unit for an electric switch  
The invention relates to a reed contact unit (1) for electric switching functions, comprising a metallic contact blank (2) featuring a base (3) with at least one contact arm (5) configured...
5917392 Switching arrangement for connecting and/or separating two sections of an electrical line  
The invention relates to a switching arrangement for connecting and/or separating two sections (7, 8) of an electrical line (3), said arrangement comprising a switching device (10) having contact...
5909163 High voltage reed switch  
A high voltage reed switch that opens and closes in response to a magnetic flux field. The switch comprises a pair of parallel partially overlapping flexible reed contacts hermetically sealed in a...
5892194 Sealed contact device with contact gap adjustment capability  
A sealed switch has a vessel defining therein a hermetically sealed space which receives a pair of fixed contacts and a movable contact bridging the fixed contact. The movable contact is movable...
5883556 Reed switch  
A reed switch employs contact blades which have enhanced flexibility and performance, as a result of the selective removal of material from one or more of the blades without work hardening the...
5861787 Reverse power protection circuit and relay  
A relay for high frequency instruments and a reverse power protection circuit for high frequency instruments are described herein. The relay is inexpensive to construct, permits good impedance...
5847632 Reed switch  
The reeds of a reed switch include convex portions embedded in a glass tube and extending into a cavity defined in the glass tube. The fulcrums about which the reeds are spring-operated are...
5680084 Sealed contact device and operating mechanism  
A sealed contact device includes a sealed contact section having a sealed container defining therein a gas-tight space together with a bellows for housing therein electrodes and sealing therein a...
5594400 Reed relay  
An improved reed relay having a bobbin, an operating coil wound around the bobbin and at least one reed switch contained within the bobbin. The reed switch has a hermetically-sealed glass capsule...
5570072 Method of establishing a relay contact arrangement  
A method of establishing a contact arrangement for a reed switch. The method increases the number of contact surfaces between the armature and the fixed contact by providing the fixed contact with...
5559482 Dual shielded relay reed pack  
A reed relay is provided with two shields. The shields are fabricated from copper foil and insulated from each other by polyester tape or film. One shield is connected to one lead of a switching...
5554962 DC vacuum relay device with angular impact break mechanism  
A relay device utilizing an angular "impact break" method to achieve contact break. A rotatable armature is pivotally mounted to one end of the relay while its other end remains separated from the...
5519370 Sealed relay device  
A sealed relay of the high-vacuum type, or which may be backfilled with a dielectric gas such as hydrogen-nitrogen mixture for improved arc suppression when switching high-voltage d-c currents....
5438869 Protective reed switch housing  
A reed switch assembly and method of assembling it are disclosed. A preferred embodiment of the reed switch assembly includes an elongate hollow housing having an opening at one end thereof for...
5438307 Single-pole magnetic reed relay  
A single-pole magnetic reed relay includes a coil reel which has an axially extending reel portion, two opposite stop ends, a reed receiving groove extending axially in the reel portion and the...
5430421 Reed contactor and process of fabricating suspended tridimensional metallic microstructure  
A reed contactor includes a base plane comprising two distinct conducting zones. Two shafts of the contactor have the form of blades, each of which engages a base plane at the level of one of the...
5394128 DC vacuum relay device  
A relay device utilizing a linear "impact break" method for contact break. An armature shaft has attached at one end a plunger situated at the base of the relay core. The armature has a terminal...
5003275 Non-latching relay switch assembly  
A non-latching relay switch assembly which includes a coil section and a switch or contact section. The coil section includes a permanent magnet and an electromagnet. The respective sections are...
4998082 Latching relay switch assembly  
A latching relay switch assembly which includes a coil section and a switch or contact section. The coil section includes at least one permanent magnet and at least one electromagnet. The...
4922370 Automatically resetting circuit protector  
Circuit protectors employing a reed switch or electromechanical switching device, has a primary coil connected in series with it. Two resistors are connected across the switch/device and series...
4922369 Circuit protector  
A magnetically operated circuit protector utilizing magnetizable reed contacts, primarily reed switches, in combination with a network of coil windings which results in positive trip and reset...
4911520 Fiber optic switch and method of making same  
A fiber optic switch has a fixed member and a movable member mounted for cantilevered movement with respect thereto. Both of the members are fabricated from borosilicate glass.
4811153 Circuit protector  
A magnetically operated circuit protector utilizing magnetizable reed contacts, primarily reed switches; in combination with a network of coil windings which results in positive trip and reset...
4769622 Reed switch having improved glass-to-metal seal  
A novel reed switch element and method of fabricating the same comprises a ferrous alloy reed which is positioned in a glass envelope. The reed element is characterized by a layer of substantially...
4752754 Method of producing a reed relay for switching r.f. currents, and reed relay produced in accordance therewith  
In a method for producing a reed relay, and a reed relay produced in accordance therewith, for switching r.f. currents at high voltages, it is proposed to arrange the coil, which is wound upon a...

Matches 1 - 50 out of 434 1 2 3 4 5 6 7 8 9 >