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| Number | Title | Issue Date |
| 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 proximity of the at least one door relative to another area of the containe... | 08/26/2008 |
| 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 the first switch causing the second switch to open or close due to a mag... | 01/22/2008 |
| 7317368 | Reed relay, removable bushing thereof, and reed relay mounting method therefor A reed relay which comprises a reed switch with reeds at both ends; an electrostatic shield pipe inside which the reed switch passes; a coil bobbin having a hollow part in which the electrostatic shield pipe is disposed; removable bushings attached to the electrosta... | 01/08/2008 |
| 7285002 | Electronic device assembly An electronic device assembly includes a first electronic device (10), a second electronic device (20), and a connecting device (20) electrically connecting the first electronic device and the second electronic device. The first electronic devic... | 10/23/2007 |
| 7278965 | Operating mechanism for medical device An operating mechanism for a medical device comprises a photo-interrupter that can designate specified functional operations, an air-tight unit that can accommodate this photo-interrupter air-tightly, a moving member which is disposed inside the air-tight unit, and ... | 10/09/2007 |
| 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 the substrate. The first portion is formed of insulating material and ... | 07/03/2007 |
| 7236072 | Passive magnetic latch A passive magnetic latch is disclosed. The latch includes, according to various embodiments, a magnetically-actuated switch and a hard, non-linear biasing magnet. The switch may include components that, when polarized, cause the switch to transition from a first sta... | 06/26/2007 |
| 7215229 | Laminated relays with multiple flexible contacts Methods and systems of assembling and making laminated electro-mechanical system (LEMS) switches are described. A plurality of structural layers are formed that include at least two structural layers that each include a flexible member. The plurality of structural l... | 05/08/2007 |
| 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 monitoring systems is shown. Apparatus includes a sensor and a magnet... | 04/03/2007 |
| 7196027 | Optical glass suffering little change in refractive index by radiation of light An optical glass wherein an amount of change in refractive index (Δn: difference in refractive index between a state before radiation and a state after radiation) caused by radiation of laser beam at wavelength of 351 nm having average output power of 0.43 W, pulse... | 03/27/2007 |
| 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 through the envelope onto a localised area of at least one of the ton... | 03/20/2007 |
| 7189934 | Self-healing liquid contact switch A self-healing liquid contact switch and methods for producing such devices are disclosed. An illustrative self-healing liquid contact switch can include an upper actuating surface and a lower actuating surface each having a number of liquid contact regions thereon ... | 03/13/2007 |
| 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 insulating bushings in a concentric circle and a conductive bushing sand... | 10/10/2006 |
| 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 material via which the plurality of switch parts are serially connected. Th... | 12/06/2005 |
| 6922123 | Magnetic detent action for switches The present invention involves a magnetic detent action device for switches utilizes the magnetic field interaction of a pair of magnetic members each having a side-by-side multipole magnetic pattern. One magnetic member is fixed relative to a switch body, while the... | 07/26/2005 |
| 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 magnetic fields of a plurality of secondary electromagnetic coils havi... | 01/11/2005 |
| 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 position. The structure has two reed switches each having ... | 08/06/2002 |
| 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 magnetic material and disposed in such a way as to be opposed to... | 01/22/2002 |
| 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 magnetic mass when resting against the first stop does not ... | 12/11/2001 |
| 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 seating plane (36) of the reed switch (10) to provide one or mor... | 08/15/2000 |
| 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 of contacts located in the housing, each set being composed ... | 06/13/2000 |
| 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 relatively low electrical resistance path between the two termin... | 03/28/2000 |
| 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 cylindrical bobbin having an insulating flange at each end o... | 12/28/1999 |
| 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 relay is inserted. A coil assembly has a winding drum, and... | 10/05/1999 |
| 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 elements (11, 12) which are connected to said two line sect... | 06/29/1999 |
| 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 integral with it, and comprising an electrically non-conducting fr... | 06/29/1999 |
| 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 tubular envelope and extending through ends thereof to pro... | 06/01/1999 |
| 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 between an ON-position of closing with the fixed contact and... | 04/06/1999 |
| 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 remaining blade material. The blades are masked and acid etche... | 03/16/1999 |
| 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 matching up to approximately 5 GHz, and can be easily mounted ... | 01/19/1999 |
| 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 regulated by the positions of the convex portions, rather than by... | 12/08/1998 |
| 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 gas preferably consisting mainly of hydrogen, the electrode... | 10/21/1997 |
| 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 that contains an atmosphere of dry inert gas. The capsule a... | 01/14/1997 |
| 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 a contact end that has multiple prongs and positions the a... | 10/29/1996 |
| 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 element and the other shield is connected to another lead of... | 09/24/1996 |
| 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 relay pole center by a spring. A separate rotatable actuat... | 09/10/1996 |
| 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. The relay uses controlled fixed contacts which enable use of ... | 05/21/1996 |
| 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 access to a cavity therein. A reed switch is positioned compl... | 08/08/1995 |
| 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 stop ends, a reed entrance extending axially in the reel port... | 08/01/1995 |
| 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 conducting zones. One of the beams at least is supported on... | 07/04/1995 |
