Class / Patent application number | Description | Number of patent applications / Date published |
335203000 | With armature structure | 19 |
20090045893 | Electromagnetic switching device - An electromagnetic switching device is disclosed with an electromagnet and a movable magnet armature, which is mounted in the switching device with a resetting force, which counteracts the closing force, is different than zero in an OPEN position and is formed at least partially by a magnet arrangement with at least one permanent magnet. The magnet arrangement is arranged fixed in position in the switching device outside the magnetic circuit formed from the electromagnet and the magnet armature, and whose resetting force, which acts on the magnet armature, is at a maximum in the OPEN position. | 02-19-2009 |
20090058577 | ELECTROMAGNETIC RELAY - In order to provide an electromagnetic relay in which mold manufacturing and assembling work are easy, the electromagnetic relay comprises: a base | 03-05-2009 |
20090066450 | ELECTROMAGNETIC RELAY, AND METHOD AND SYSTEM FOR ADJUSTING SAME - An electromagnetic relay has a solenoid formed from a wound coil, a movable contact-point block having a movable iron core, an insulation holder integrated with the upper end portion of the movable iron core and a movable contact piece which is biased toward and supported by the insulation holder through a contact pressing spring, and a fixed iron core fitted in a through hole in a yoke. A restoring spring is inserted into an axial hole of the solenoid. The movable iron core of the movable contact-point block is slidably inserted into the axial hole of the solenoid from thereabove. The fixed iron core is inserted into the axial hole from therebelow. The movable iron core is adapted to be slid into the axial hole based on the magnetization force and the demagnetization of the coil to move the movable contact-point block back and forth. | 03-12-2009 |
20090219120 | ELECTROMAGNET DEVICE - An electromagnet device has a movable iron piece having an end that is operable to contact and separate to and from a magnetic pole portion of an iron core. The movable iron piece rotates based on magnetization and demagnetization of a coil wound around the iron core. A tapered surface is formed on at least one end of an attraction surface of the movable iron piece, which attracts to and separates from the magnetic pole portion of the iron core. At least one contacting portion that is in flush with and continuous to the attraction surface and in contact with the magnetic pole portion of the iron core is arranged in a projecting manner on the tapered surface. | 09-03-2009 |
20090302980 | Electromagnetic Drive Unit and an Electomechanical Switching Device - An electromagnetic drive unit is disclosed, including a yoke and a movable armature. In at least one embodiment, the yoke and the armature have a matched shape so that, when the electromagnetic drive unit is activated, the armature is adapted to at least partially cross the yoke. An electromechanical switching device is also disclosed. | 12-10-2009 |
20100026430 | SWITCHING DEVICE - A switching device has a magnetic tripping arrangement which includes at least one armature, a coil a yoke, and a yoke sleeve which is formed by at least one first bent part. The armature and the yoke sleeve are hereby arranged in a substantially flush manner, with the coil being arranged substantially around the armature and/or the yoke sleeve. The yoke is arranged about the coil, and the armature is formed for at least indirectly tripping a disconnecting apparatus of the switching device. | 02-04-2010 |
20100182111 | MICRO RELAY - A micro relay includes a magnetic member and a permanent magnet in addition to a main substrate, a stationary contact, an armature and a coil. The magnetic member includes a core located in a first though hole of the main substrate. The permanent magnet is located at an end of the magnetic member or at a place within the magnetic member. The main substrate has a plurality of laminated layers. The coil is formed of a plurality of planer coils connected in series. The plurality of planer coils are formed on the plurality of laminated layers, respectively and are located around the core. | 07-22-2010 |
20120161909 | Multi Integrated Switching Device Structures - A switching device structure having a top layer and a bottom layer, each layer comprising a body of magnetizable material, such as permalloy, disposed within a coil wherein an armature is suspended in a cavity between the top and bottom layers, the armature having ferromagnetic material disposed on a top and bottom surface thereof. Each body of magnetizable material may be pulsed by its respective coil to switch it from a magnetic state to a non-magnetic state and then subsequently pulsed by the coil to switch it from the non-magnetic state to a magnetic state. | 06-28-2012 |
20120256714 | PNEUMATICALLY DAMPED RELAY - The invention relates to a relay ( | 10-11-2012 |
20130082807 | Multi Integrated Switching Device Structures - A permanent magnet is pivotally mounted in a top spacer layer of a switching device and rests on a flex arm created in an underlying flex circuit layer. The underside of the flex arm rests on a thin bar formed in a lower spacer layer beneath which lies a base layer including an electromagnet. Activation of the electromagnet causes rotation of the flex arm to thereby close and open electrical contacts formed respectively on the underside of the flex arm and on the top surface of the base layer. | 04-04-2013 |
20130207753 | CONTACT SWITCHING DEVICE - An object of the present invention is to provide a contact switching device that has small hitting sound during operation and is excellent in impact resistance. For this, there is a contact switching device in which a movable iron core ( | 08-15-2013 |
20140043120 | ELECTROMAGNETIC RELAY - A electromagnetic relay including a plate-shaped pivoting piece ( | 02-13-2014 |
20140167892 | ELECTROMAGNETIC SWITCH FOR STARTER - An electromagnetic switch for a starter. The electromagnetic switch includes a cylindrical slidable member that is separate from a plunger, loosely encompasses an outer circumferential periphery of a plunger rod, and is axially movable integrally with the plunger. Whether the solenoid is in its active or inactive state, the slidable member is at least partially axially inserted into an inner circumferential periphery of a cylindrical bore and an outer circumferential periphery of the slidable member is entirely circumferentially in sliding contact with the inner circumferential periphery of the cylindrical bore. | 06-19-2014 |
20140218141 | SPLIT ARMATURE RELAY - The invention relates to a toe-in actuator ( | 08-07-2014 |
20150022297 | ELECTROMAGNETIC DEVICE AND SWITCHING DEVICE USING SAME - An electromagnetic device includes: a fixed iron core; a movable iron core which is disposed to face the fixed iron core and which is displaceable in an axis line direction of the drive shaft; an electromagnetic coil; a permanent magnet which retains the movable iron core at the advanced position; supporting posts which are provided parallel to the axis line direction on both side surfaces of the fixed iron core and support the fixed iron core; an opening-side plate which is provided at one end portion of the supporting post; and a closing-side plate which is provided at the other end portion of the supporting post, wherein the advanced position of the movable iron core is restricted by the fixed iron core and the retreated position is restricted by the opening-side plate. | 01-22-2015 |
20150123753 | ELECTROMAGNETIC RELAY - An electromagnetic relay includes a movable iron core arranged to move up and down within a center hole of an electromagnet unit formed by winding a coil, and a contact switch where an upper end surface of the movable iron core attaches to and detaches from a lower end surface of a fixed iron core arranged in the center hole according to magnetization and demagnetization of the electromagnet unit and a movable contact attaches to and detaches from a fixed contact by a movable shaft which reciprocates along with the movable iron core where the movable iron core includes a sliding portion which always abuts an auxiliary yoke disposed within a yoke, and where a height dimension of the sliding portion is at least equal to or larger than a plate thickness dimension of the yoke. | 05-07-2015 |
20150303014 | BATTERY RELAY FOR AUTOMOBILE - Disclosed is a battery relay for a vehicle. The battery relay has a strengthened operation structure, which includes divided upper plunger and lower plunger by dualizing an internal plunger and induces shocks of the upper plunger and the lower plunger upon initial movement of the lower plunger thereby minimizing the amount of arc generated upon contact and improving durability by shortening a switching time between a movable contact and a fixed contact. | 10-22-2015 |
20160012993 | RELAY | 01-14-2016 |
20160126043 | ELECTROMAGNETIC SWITCHING DEVICE - An electromagnetic switching device ( | 05-05-2016 |