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"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Application No. | Application Title | Issue Date |
| 20120126918 | MAGNETIC SWITCHING DEVICE A switching device (1) with a pole element (2) which exhibits a plurality of magnets (10) arranged one next to the other with alternating polarity, a first switching element (4), wherein the pole element (2) is situated next to the fir... | 05/24/2012 |
| 20120023597 | MAGNETICALLY-IMPLEMENTED SECURITY DEVICES Security devices and methods of securely coupling electronic devices and peripherals are provided. In one embodiment, a peripheral has a first coded magnet on a first surface of a first device. The first coded magnet has at least two different polarity regions on the fi... | 01/26/2012 |
| 20120007702 | Magnetically-Triggered Proximity Switch A magnetically-triggered proximity switch includes a cylindrical switch body and a first magnet non-movably secured within the switch body. The proximity switch also includes a pivoting cross arm. A second magnet may be movably disposed within the switch body, and the s... | 01/12/2012 |
| 20110316655 | Toggle Switch With Magnetic Mechanical And Electrical Control A switch includes magnets that provide both mechanical actuation of the switch as well as electrical operation of the switch. A system controller detects a state of the switch and controls operation of one or more systems in a structure based on the state of the switch.... | 12/29/2011 |
| 20110291778 | QUADRUPOLE MAGNETIC CODED SWITCH A quadrupole magnetic coded switch includes a switch housing, an actuator, one or more switch dipole magnets, and a plurality of magnetically operated switch circuits. The actuator housing is movable relative to the switch housing. The plurality of actuator dipole magne... | 12/01/2011 |
| 20110215740 | SYSTEMS AND DEVICES INCORPORATING MAGNETIC SWITCHES Portable lighting systems and devices including a first power source that is magnetically attractable and that has a first terminal with a first electrical polarity and a second terminal with a second electrical polarity, a second power source having a third terminal wi... | 09/08/2011 |
| 20110193664 | DISCONNECT SWITCH A disconnect switch includes a case having a movable contact, a stationary contact and a plurality of magnets. The movable contact is adapted to move from a first closed position where it is in physical contact with the stationary contact to a second open position. The ... | 08/11/2011 |
| 20110175692 | INPUT APPARATUS The invention provides an input apparatus An input apparatus according to the present invention includes: an operating member, operable to move in at least X and −X directions from a neutral position; first and second magnets, being arranged with spacing along an X an... | 07/21/2011 |
| 20110109411 | SEALED MAGNETICALLY CONTROLLED ELECTRIC SWITCH ASSEMBLY A sealed magnetically controlled electric switch assembly comprising an electric switch having an on/off operating means, an active magnet means, a follower magnet means, and a sealable insulating housing. The electric switch and the follower magnet means both are seale... | 05/12/2011 |
| 20110063057 | WIRELESS SWITCH WITH MULTIPOLAR ELECTROMAGNETIC GENERATOR A wireless switch comprises a mechanical oscillator, a mechanical impulse deliverer, a first array of magnets positioned on a planar surface, a first conductor, and a power management circuit. The mechanical impulse deliverer delivers a mechanical impulse to the mechani... | 03/17/2011 |
| 20110025437 | Portable Light System Having a Sealed Switch An improved switch interface is provided that does not rely on direct contact by the user interface element to the switch apparatus. This feature enables the switch to be enclosed within a housing, thereby improving reliability and longevity of the switch mechanism.... | 02/03/2011 |
| 20100271156 | 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, a window frame, or other substantially fixed location. The magnet housing ... | 10/28/2010 |
| 20100245004 | HIGH SECURITY BALANCED MAGNETIC SWITCH An embodiment is a magnetic switch assembly generally comprising a switch base coupled to a switch housing. The switch base and switch housing may be coupled to, for example, a door frame or other substantially fixed location. Adjacent the switch base and switch housing... | 09/30/2010 |
| 20100141365 | 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 magnetic a... | 06/10/2010 |
| 20100109823 | MAGNETIC STORAGE SWITCH Magnetic storage switch with a pole armature which can be rotated about an axis, a first switch disc (A) and a second switch disc (B), wherein the pole armature is provided between these switch discs (A, B) and the pole armature comprises a plurality of magnets which ar... | 05/06/2010 |
| 20090278639 | CONTROL SWITCH FOR CONTROLLING MAGNETIC LINE OF FORCE A control switch for controlling magnetic line of force is applied to a switch of an electronic equipment or an electrical equipment. The control switch includes a controlled switch, a control part, a first magnetic element, and a second magnetic element. The control sw... | 11/12/2009 |
| 20090250988 | FURNITURE SEATBACK TILT RECLINE ANGLE LIMITER AND METHOD The invention provides a furniture chair seatback tilt limiter system for adjustably limiting the seatback recline of a chair. The seatback tilt limiter system includes a first gear toothed rotator with a full forward seatback upright endstop and a full recline seatback... | 10/08/2009 |
| 20090134962 | OPENING/CLOSING DEVICE A plurality of pairs of a movable contact point and a fixed contact point, which are opposite so that they can be contacted with and separated from each other, are provided in parallel and connected in series so that an electrical current flows in the same direction bet... | 05/28/2009 |
| 20090115558 | INTERFACE SYSTEM FOR CONTROL LEVER The invention relates to an interface system for a vehicle having a starter motor and a transmission control lever. There is a need for such an interface system which senses control lever position and prevents starter motor operation unless the control lever is in a par... | 05/07/2009 |
| 20090072936 | Switching device Magnetic attractive force of a magnet exerted on a movable contact in a sealing case through yokes changes as a result of movement of a magnetic shunt element induced by movement of a movable element located outside the sealing case. As a result, the movable contact can... | 03/19/2009 |
| 20080309439 | Hazard free screened switch using magnetic flux and glass During the service for last more than 22 years in WAPDA the inventor experienced several fatal/non-fatal accidents due to electrocution. The victims were from WAPDA and Public as well of severe nature resulting into amputation of hands, arms and limbs of the body and in... | 12/18/2008 |
| 20080284549 | FAULT TOLERANT SOLID STATE PUSH BUTTON CONTROL SYSTEM WITH BUILT IN DIAGNOSTIC A contactless switch module, which is actuatable between a closed circuit position and an open circuit position, a plurality of magnetic field sensing sensors, and a plurality of magnets. The switch also includes a multi-channel switch controller. Each one of the plural... | 11/20/2008 |
| 20080272868 | MAGNETICALLY ACTIVATED SWITCH ASSEMBLY A magnetically activated switch assembly is provided. The magnetically activated switch assembly includes a magnet and a magnetic circuit. The magnetic circuit includes a magnetically activated switch, a first set of flux conductors, and a second set of flux conductors.... | 11/06/2008 |
| 20080186683 | Magnetic latch mechanism A magnetic latch mechanism for latching a first electronic assembly to a second electronic assembly. The magnetic latch mechanism includes a Halbach array captured by the first electronic assembly. The Halbach array is configured to provide a first magnetic flux in a fi... | 08/07/2008 |
| 20080079520 | Stepping flexures An actuator for moving a load has a frame forming a race between two surfaces thereof, at least two elements joined together by at least one flexible member, the elements and the at least one flexible member being disposed between the two surfaces of the frame that form... | 04/03/2008 |
| 20080063338 | Cabinet access sensor A cabinet tamper detection device is disclosed. The tamper detection device includes a first portion and a second portion. The first portion includes a housing and a first magnet movable relative to the housing between a first position and a second position. The second ... | 03/13/2008 |
| 20070216505 | Magnetic encoder A magnetic encoder for use in a vehicle axle for generating pulse code by magnetic force. A magnetic ring is attached with an adhesive to a reinforcing ring fixed on the vehicle axle and then S and N poles are alternately magnetized thereon in a circumferential manner. ... | 09/20/2007 |
| 20070096853 | Indirect power-linking device The invention relates to an indirect power-linking device, which are disposed respectively the magnets at the locations where correspond to a power-driving device and a power-driven device that mutually attract. The magnets shall have at least one N pole and one pole. T... | 05/03/2007 |
| 20060244560 | Reducing effect of magnetic and electromagnetic fields on an implant's magnet and/or electronics An implantable magnet that can freely turn in response to an external magnetic field, thus avoiding torque and demagnetization on the implantable magnet. The implantable magnet can be combined with an electric switching function depending on the orientation of an extern... | 11/02/2006 |
| 20060238281 | Keyboard having magnet-actuated switches or sensors A text input device having a keyboard with magnet-actuated switches or magnetoelectric sensors, and a stylus with a magnet at the tip. Each key of the keyboard has a reed switch. A key is selected by moving the stylus magnet near to the selected key and switch. The magn... | 10/26/2006 |
| 20060208840 | Trackball device A trackball device of the present invention includes an operating ball, multiple rollers which rotate by contacting the ball while it is rotated, multipole permanent magnets which co-rotate with these rollers, and a reed switch disposed in a position where it turns on a... | 09/21/2006 |
| 20060192642 | Magnetic closure having alternating polarity connection The object of the invention is to connect two or more of a material, device, or matter with the use of magnets that are connected to the said material, device, or matter that have an alternate polarity or charge down each side of the said material, device, or matter. Wi... | 08/31/2006 |
| 20060077024 | Method of using reed switch apparatus to control one or more devices A reed switch apparatus utilizes one or more reed switches to communicate with one or more devices. In one configuration, the reed switch apparatus utilizes a single magnetic field to simultaneously activate two or more reed switches. In another configuration, two or mo... | 04/13/2006 |
| 20060066428 | Low energy magnetic actuator A low energy magnet actuator allows magnetic fields to be turned on and off using a small amount of energy. The magnetic actuator according to the invention generally includes a base suitable for the support of a plurality of magnets. An actuatable shield is positioned ... | 03/30/2006 |
| 20060028308 | Precision non-contact digital switch A switch apparatus, system and method are disclosed herein, including one or more magnetic sensing elements that follow a travel path thereof, and a plurality of permanent magnets located in a mirrored configuration about the travel path. Such a configuration permits a ... | 02/09/2006 |
| 20050174204 | REED SWITCH DEVICE AND METHOD OF USING SAME A reed switch device connects to a door facing of a door. The reed switch device includes an impact unit, adapted to stop movement of the door, and a reed switch. In one configuration, the reed switch device replace a pre-existing part on the door facing. In another con... | 08/11/2005 |
| 20050104696 | Magnet sweep A device for attracting metal particles which comprises a longitudinal member having a first and second end and a first magnet connected to the first end. The first magnet has a surface. The device further includes a housing connected to the second end which is substant... | 05/19/2005 |
| 20050077989 | 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 magnetic a... | 04/14/2005 |
| 20050068133 | Rotation sensing Methods and apparatus implementing and using techniques for sensing rotations of a rotating device, including using at least one switch located in a first plane and a magnet rotating in a plane substantially parallel to the first plane about a rotation axis, the magnet ... | 03/31/2005 |
| 20050068135 | Pointing device A pointing device including a base section, an operating section shiftably supported on the base section, a magnet carried on one of the base section and the operating section, and a magneto-electro transducer carried on the other of the base section and the operating s... | 03/31/2005 |
