Abstract: An electromagnetic relay includes a base, a fixed terminal, a fixed contact, a movable piece, a movable contact, a magnet, a base holder, and a case. The fixed terminal is supported by the base. The fixed contact is connected to the fixed terminal. The movable piece is supported by the base. The movable contact is connected to the movable piece and faces the fixed contact. The magnet exerts a Lorentz force on an arc generated between the fixed contact and the movable contact. The base holder is a separate body from the base. The base holder is attached to the base. The base holder is disposed in at least a direction in which the Lorentz force acts with respect to the base. The case is attached to the base holder.

Abstract: An electromagnetic relay includes a movable element, a movable yoke, a fixed yoke, a movable section, and a stopper. The movable element includes a movable contact point. The movable yoke is connected to the movable element to move together with the movable element. The movable section includes a movable core made of an inorganic magnetic material and a shaft made of an inorganic material. The fixed yoke is made of an inorganic magnetic material and disposed between the movable core and the movable yoke. The stopper protrudes from either one of the fixed yoke or the movable section toward the other to contact with the other when the movable section moves toward the fixed yoke. The stopper is integrally formed with the either one of the fixed yoke or the movable section.

Abstract: A relay includes an armature, a yoke configured to be electromagnetically coupled to the armature, and a bracket-shaped clamping spring. The armature lies at least partially flat on the yoke, and a receiving depression is partly formed in the armature. The bracket-shaped clamping spring surrounds the armature and the yoke on an end face such that the armature is fixed on the yoke. The bracket-shaped clamping spring has a first clamping limb arranged in the receiving depression of the armature, and a second clamping limb lying on the yoke. The first clamping limb has an angled tab which engages elastically into a recess formed in the receiving depression of the armature.

Abstract: Provided is a relay, with which an insulation distance can be maintained while preventing an increase in size of the relay. The relay has a coil, an iron core, an armature which moves by excitation of the coil, a contact terminal which displaces in accordance with the movement of the armature, a pressing member which is attached to the armature and which presses the contact terminal, and a base block having a wall arranged between a first area in which the coil and the iron core are arranged, and a second area in which the contact terminal and the pressing member are arranged, wherein the armature comprises a first portion arranged in the first area and a second portion extending from the first portion and arranged in the second area, and the pressing member is affixed to the second portion.

Abstract: Provided is a terminal of a relay constituted by an assembly of a plurality of members, with which plastic deformation can be prevented, and a relay including the terminal. A movable terminal of the relay is constituted by an assembly of a first member having two legs, and a second member having a contact, wherein the second member has at least three holes, the first member has at least three protrusions which are individually inserted into and crimped in the at least three holes, and an intermediate hole among the at least three holes is arranged so as to be positioned on the side opposite the contact with respect to a straight line that contacts the edges of the outermost holes on the side close to the contact.

Abstract: A relay structure includes a case; a magnetoelectric assembly; a first leg and a second leg assembled with two ends of the magnetoelectric assembly, respectively; a magnetic conduction assembly having an end electrically connected to the magnetoelectric assembly in a normal condition, and when the magnetoelectric assembly produces electromagnetism, the magnetic conduction assembly is magnetically attracted to and abutted with other end of the magnetoelectric assembly; a driving plate assembled with the top surface of the magnetic conduction assembly; an armature assembly including conductive plates stacked with each other, and having an end bonded with a third leg, and other end extended toward the driving plate and formed with a conductively connecting member, a top end of the driving plate is inserted through the armature assembly; a fourth leg having an end disposed inside the case and formed with a contact member above the conductively connecting member.

Abstract: An integrated electromechanical device is described, including a support body, a first and a second fixed contact, a first, second, third, and fourth variable position contact, a first and a second control circuit, and a first, second, third, and fourth signal conductive terminal. A first control conductive terminal is connected to the first control circuit, and a second control conductive terminal is connected to the second control circuit. The first, second, third, and fourth variable position contacts and the first and second fixed contacts are arranged such that, in any positioning configuration of the first and second and third and fourth variable position contacts, the first and second fixed contacts are in a condition of electrical isolation therebetween. Connection end regions of the first and second control conductive terminal are on a first connection plane, and connection end regions of each signal conductive terminal are on a second connection plane.

Abstract: A rotary switch includes a housing having an interior and an exterior, a plurality of moving contacts entirely disposed within the interior of the housing, a plurality of stationary contacts disposed partially within the interior of the housing and extending to an exterior of the housing, and a rotary element coupled to the plurality of moving contacts and being structured to rotate between a closed state where at least one of the plurality moving contacts contact a corresponding one of the plurality of stationary contacts and an open state where the plurality of moving contacts and the plurality of stationary contacts are separated.

Abstract: A high frequency relay is provided with an insulating outer housing, a relay body including an electromagnet unit and a contact mechanism unit, and a shield member. The relay body has a plate-like relay terminal, and the relay terminal is disposed such that the plate surfaces of the relay terminal extend along second surfaces of the relay body and one of the plate surfaces is exposed from at least one of the second surfaces. On the second surface, an insulator capable of insulating the relay terminal and the shield member is provided between the plate surface of the relay terminal and the shield member.

Abstract: A trigger switch includes a housing including a casing; a trigger coupled to the housing to be capable of approaching and separating from the housing; a contact mechanism including a fixed contact and a movable contact making contact with and separating from the fixed contact in conjunction with approaching and separating operation of the trigger with respect to the housing; a first terminal electrically connected to the contact mechanism; and a second terminal electrically connected to the contact mechanism. The first terminal includes a first fixing portion that connects and fixes the first lead, and a fall-off prevention portion that locks the first lead at a position different from the first fixing portion in an axial direction of the first lead to prevent the axial component from falling off. The second terminal includes a second fixing portion that connects and fixes the second lead.

Abstract: A seal structure of an electronic device is provided with: a housing in which a base and a case are sealed by a sealant and a closed space enclosed by the base and the case is provided; and at least one of terminals having a body and a leg. The base includes a terminal groove that accommodates the body, a through hole that accommodates the leg, and a placement area forming part that forms a placement area for the sealant together with the body, the leg, the terminal groove, and the through hole, the placement area extending from the outside of the housing toward the closed space through an interval between the through hole and the leg and an interval between the terminal groove and the body.

Abstract: An electromagnetic relay includes a base having a receiving space, an electromagnetic unit disposed outside of the receiving space, a magnetically attractive member magnetically attractable by the electromagnet unit, a first stationary contact disposed in the receiving space, a second stationary contact, a movable terminal member and a movable contact. When the electromagnetic unit is energized, the movable terminal member is pushed by the magnetically attractive member and the movable contact contacts one of the first and second stationary contacts. When the electromagnetic unit is de-energized, the movable contact contacts the other one of the first and second stationary contacts.

Abstract: An electromagnetic relay 1 includes: a base 28; a pair of fixed contact terminals 22 each including a fixed contact 38 and a first fulcrum 22d fixed to the base; a movable contact spring 18 including a pair of movable pieces, each of the movable pieces including a movable contact 36 contacting and separating from the fixed contact; an armature 16 that is coupled with the movable contact spring, and moves the movable contact spring by a rotary motion around a second fulcrum 16e; an electromagnetic device 31 that drives the armature; and a permanent magnet 12 that is arranged between the pair of fixed contact terminals and between the pair of movable pieces, and generates a magnetic field; wherein the first fulcrum and the second fulcrum are arranged mutually in opposite directions with respect to the movable contact or the fixed contact.

Abstract: A relay includes a case and a coil unit is located in the case. Multiple first legs each have the first end thereof connected to the coil unit, and the second end thereof extending beyond the case. A second leg has the first end thereof located in the case and forms a contact, and the second end of the second leg extends beyond the case. A third leg includes an upright section and a transverse section which extends from the upright section and located in the case. The upright section has one end thereof extending beyond the case. An armature has a connection section connected to the transverse section, and a main section located beneath the contact. The connection section increases conductive area and flexibility of the armature in the case.

Abstract: The invention relates to an electromagnetic relay (1), more particularly a safety relay (1). This has a main body (10) and a coil system (20, 120) located thereon, the coil system (20, 120) having a coil (24, 124) and a yoke (25, 125) which extends through the coil (24, 124) along a winding axis (WA) of the coil (24, 124). An armature (30, 130) for the relay (1) is located next to the coil (24, 124) and mounted such that it can pivot about an armature bearing axis (AA, AA?) and has pole shoes (33a, 33b, 33c, 33d, 133a, 133b) for magnetically coupling with the yoke (25, 125) of the coil system (20, 120). The relay (1) also comprises a contact system (50) having at least two contact springs (51, 53), wherein each spring movement plane (FB) of the contact springs (51, 53) extends across the winding axis (WA) of the coil (24, 124), preferably at a substantially right angle.

Abstract: A magnetic flux assembly for closing a magnetic circuit of a relay and a relay. The magnetic flux assembly has a yoke and a U-shaped armature that is movable relative to the yoke. The yoke has a coil part that is in a coil and a flux conduction part that conducts the magnetic flux generated by the coil.

Abstract: The link member is capable of pressing the contact piece. The link member includes a first pressing portion and a second pressing portion. The first pressing portion is configured to press the first divided piece, and extends in a widthwise direction of the contact piece. The second pressing portion is configured to press the second divided piece, and extends in a lengthwise direction.

Abstract: A contact piece unit includes a terminal, a contact piece, and a contact. The contact piece is connected with the terminal, and disposed at a position facing the terminal. The contact is attached to the contact piece. The terminal includes a connection portion, a body, and a narrow portion. The connection portion is connected with the contact piece. The body extends in a lengthwise direction of the contact piece from the connection portion. The narrow portion has a width smaller than a width of the body and smaller than a width of the contact piece.

Abstract: A contact mechanism has a base, a pair of fixed contact terminals provided side by side on the base, a first contact mechanism including a first fixed contact provided in one of the pair of fixed contact terminals, and a first movable contact that contactably and separably faces the first fixed contact, a second contact mechanism including a second fixed contact provided in another of the pair of fixed contact terminals, and a second movable contact that contactably and separably faces the second fixed contact, and a magnetic field generation unit having a permanent magnet disposed between the first contact mechanism and the second contact mechanism such that magnetic fields in opposite directions are generated respectively between contacts of the first contact mechanism and between contacts of the second contact mechanism when currents in opposite directions flow in the first contact mechanism and the second contact mechanism.

Abstract: At the time of contact between the contacts, the first movable contact comes into contact with the first fixed contact before contact between the second movable contact and the second fixed contact is made. The first movable contact is located on a leading end side of the contact piece with respect to the second movable contact. The first divided piece includes a body and a projection. The body extends in the lengthwise direction. The projection projects in the widthwise direction of the first divided piece from the body. The projection includes a contact portion pressed by the link member.

Abstract: An electrical switch comprises a coil assembly, an armature, and a contact assembly. The armature is rotatable about an axis of rotation and is driven by the coil assembly. The contact assembly has a contact spring directly connected to the armature.

Abstract: The invention relates to a relay, having an electromagnetic drive with a field coil arranged around an iron core which defines a plane, and a yoke. The electromagnetic drive works together with a movable armature which can switch a movable electrical contact via an actuating arrangement. The relay is accommodated in a housing, wherein an intermediate base and/or partition is included between the electromagnetic drive and the contact. The electromagnetic drive is arranged on one side of the partition, and the movable electrical contact is arranged on the other side of the partition. The partition has an opening through which the mechanical actuation of the contact is carried out. Because the armature is pivotable about an axis of rotation perpendicular to the plane of the iron core, the relay can have a lower constructed height than a conventional relay.

Abstract: At the time of contact between the contacts, the first movable contact comes into contact with the first fixed contact before contact between the second movable contact and the second fixed contact is made. The first movable contact is located on a leading end side of the contact piece with respect to the second movable contact. The first divided piece includes a body and a projection. The body extends in the lengthwise direction. The projection projects in the widthwise direction of the first divided piece from the body. The projection includes a contact portion pressed by the link member.

Abstract: At the time of contact between the contacts, the first movable contact comes into contact with the first fixed contact before contact between the second movable contact and the second fixed contact is made. The first movable contact is located on a leading end side of the contact piece with respect to the second movable contact. The first divided piece includes a body and a projection. The body extends in the lengthwise direction. The projection projects in the widthwise direction of the first divided piece from the body. The projection includes a contact portion pressed by the link member.

Abstract: An electromagnetic relay is disclosed. The electromagnetic relay comprises a coil, a yoke having a yoke face, and an armature. The armature has an armature face facing the yoke face and movable, depending on a current through the coil, between an open position and a closed position in which the armature face is positioned closer to the yoke face, and an overlap disposed over a side surface of the yoke. A first distance between the side surface of the yoke and the overlap is smaller than a smallest second distance between the armature face and the yoke face in the open position.

Abstract: A control interface with haptic feedback for a motor vehicle to take into account an action of a user by providing the user with a haptic feedback. The control unit includes a magnetorheological fluid module that has a rotary element which rotates about an axis of the magnetorheological fluid module, said rotary element being in contact with magnetorheological fluid and designed to be coupled to a grip element, and an application unit for applying a magnetic field to the magnetorheological fluid, designed to modify the strength of the magnetic field. The control interface also includes a control unit having a fixed tactile surface arranged at the centre of the grip element.

Abstract: At the time of contact between the contacts, the first movable contact comes into contact with the first fixed contact before contact between the second movable contact and the second fixed contact is made. The first movable contact is located on a leading end side of the contact piece with respect to the second movable contact. The first divided piece includes a body and a projection. The body extends in the lengthwise direction. The projection projects in the widthwise direction of the first divided piece from the body. The projection includes a contact portion pressed by the link member.

Abstract: A device with a combined unbalanced current sensor and solenoid coil is provided. The device includes a core (116). The core (116) comprises a ferromagnetic material. The core (116) substantially surrounds a first conductor (102) and a second conductor (104) that conduct power to and from a load (106). The device includes a coil (118) that is wrapped around at least a portion of the core (116), such that an unbalanced current between the first and second conductors (102, 104) creates a first magnetic field that induces a first voltage on the coil (118). The coil (118) is positioned adjacent to a mechanical action part (124), such that application of a second voltage to the coil (118) creates a second magnetic field that influences the mechanical action part (124) to move from a first position to a second position that electrically disconnects the load (106) from a power source, such that the coil (118) serves as both an unbalanced current sensor coil and a solenoid coil.

Abstract: The invention relates to a control interface with haptic feedback (1), especially for a motor vehicle, designed to take into account an action of a user by providing the user with a haptic feedback, comprising a magnetorheological fluid module (5), said module comprising: an element (7) which rotates about an axis (Z) of the module (5), said rotary element (7) being in contact with the magnetorheological fluid and designed to be coupled to a grip element (3), a unit (9) for applying a magnetic field to the magnetorheological fluid, designed to modify the strength of the magnetic field, wherein said interface (1) comprises a processing unit (10) designed to receive a signal emitted by an environmental sensor (25, 26, 27, 29) and to control the unit (9) for applying a magnetic field according to the signal received.

Abstract: An electromagnetic relay including: a base unit that includes a slit having a first wall part and a second wall part, and a first projection projecting from the first wall part of the slit; a terminal that is press-fitted into the slit, and includes a second projection at a position opposite to the first projection; and a preventer that prevents deviation of the second projection against the first projection when the terminal is press-fitted into the slit.

Abstract: A driving apparatus (101) is provided with: a first base part (110); a second base part (120); an elastic part (210) configured to couple the first base part with the second base part; a coil (300) disposed on the first base part; a first magnet (710) disposed on one side of the coil; a second magnet (720) disposed on an opposite side of the first magnet as viewed from the coil; a first middle yoke (810) provided on a surface of the first magnet opposed to the coil; and a second middle yoke (820) provided on a surface of the second magnet opposed to the coil. In particular, the first magnet is smaller than the second magnet. The first middle yoke is located closer to the coil than the second middle yoke is.

Abstract: Apparatus and methods for capsule endoscopy are described for locating, positioning, steering, aiming and tracking of an endoscopy capsule (100) within a patient's esophagus and stomach. The apparatus includes an endoscopy capsule (100) with a magnetic element (110), an external capsule positioning system (200) including at least one magnet (202) movable along a track (204) for positioning the endoscopy capsule (100) within a patient. Also described are apparatus and methods for performing endoscopic spectroscopy using different wavelengths of light and other imaging technologies to diagnose various disease conditions, such as premalignant or inflammatory changes and internal bleeding.

Abstract: Provided is a molded case circuit breaker including a front space, a rear space divided from the front space, a fixed contact unit provided on one side of the front space and in electric contact with one of a power supply and a load, a movable contact unit installed in the front space to be movable and in contact with the fixed contact unit, a switching device installed in the rear space and operating to allow the movable contact unit to be in selective contact with the fixed contact unit, an operation device installed in the front space and the rear space and transferring the movable contact unit according to operation of the switching device, an arc extinguishment chamber installed on the one side of the front space and extinguishing an arc induced while the fixed contact unit is being separated from the movable contact unit, and a barrier preventing backward movement of the arc from at least one position of a moving way of the movable contact unit, the position separate from the fixed contact unit.

Abstract: The fixed contact member includes a fixed contact. The movable contact member includes a movable contact and is movable between a position where the movable contact is in contact with the fixed contact and a position where the movable contact is away from the fixed contact. The permanent magnet forms a magnetic field around the fixed contact. The case is for accommodating at least the fixed contact member and the movable contact member. Further, the case includes an accommodation part which is partitioned from an internal space of the case and is for accommodating the permanent magnet through an opening thereof directed to an outside of the case.

Abstract: An electromagnetic relay includes a contact including a movable spring having a base end fixed to a bottom of a housing and a tip end provided with a movable contact, and a fixed spring having a base end fixed to the bottom of the housing and a tip end provided with a fixed contact. The movable contact is provided opposite to the fixed contact so as to come in contact with the fixed contact or move away therefrom. The housing has a protrusion protruding toward a side of the fixed contact opposite to a side facing the movable contact.

Abstract: In a contact device, rotational movement of a movable contactor with a yoke attached is regulated by the fact that the yoke abuts against a wall surface of a wall portion. In an event where the movable contactor with the yoke attached moves rotationally, the yoke is allowed to abut against only a wall surface in one region obtained by dividing the wall surface by a virtual line passing through a rotation center of the yoke.

Abstract: A relay is provided having a contact set that is disposed in a cover and in a spring bracket, wherein the rows of contacts are isolated by an isolation configuration comprising at least one fixed partition provided on the cover and at least one oppositely oriented fixed partition provided on the spring bracket, and additionally at least one movable actuator is disposed in the space between the cover and the spring bracket, wherein the isolation configuration comprises two mutually parallel and mutually spaced-apart partitions provided on the cover and one partition provided on the spring bracket engaging between the partitions provided on the cover.

Abstract: A microelectromechanical system (MEMS)-based electrical switch. The electrical switch includes a moveable electrode, a dielectric layer positioned adjacent the moveable electrode on a first side of the dielectric layer and spaced apart from the moveable electrode when the moveable electrode is in an inactivated position and in contact with the moveable electrode when the moveable electrode is in an activated position, and a substrate attached to the dielectric layer on a second side opposite to the first side, the moveable electrode is configured to brake prior to coming in contact with the dielectric layer when the moveable electrode is switched between the inactivated state and the activated state.

Abstract: A switch assembly includes a switch unit having first and second conductive plates, and a switch control unit having a sliding member and a locking member. The sliding member has a closed cycle guide groove, and the locking member has a locking portion to slide in the guide groove. When the locking portion is engaged in a first locking site of the guide groove, the first and second conductive plates are stabilized in their electrically disconnected state. When the locking portion is engaged in a second locking site of the guide groove, the first and second conductive plates are stabilized in their electrically connected state.

Abstract: An electrical contactor has a first terminal having a first fixed contact; a second terminal having a second fixed contact; a first electrically-conductive movable arm in electrical communication with the first terminal and having a first movable contact thereon; a second electrically-conductive movable arm in electrical communication with the second terminal and having a second movable contact thereon, counter-opposed to the first moveable arm; and an actuator for moving the first and second moveable arms in opposing directions. The first moveable contact and the second fixed contact form a primary contact set, and the second moveable contact and the first fixed contact form a secondary contact set, first and second moveable arms thereby forming a current-sharing arm pair between first and second terminals.

Abstract: An induction generator (100) for a remote switch which comprises a U-shaped magnetic diverter (102) with first and second limbs as well as a coil core (104) with an induction coil (106) arranged between the limbs. A movable magnetic element (110) is provided for switching the induction generator (100). When the magnetic element (110) is in its first position, the magnetic element (110) is connected with the first limb and the coil core (104) and, when the magnetic element (110) is in its second position, the magnetic element (110) is connected with the coil core (104) and the second limb.

Abstract: An induction generator for a radio switch having a magnet element as well as an induction coil with a coil core, characterized in that the coil core is U-shaped, wherein a first contact position and a second contact position for the magnet element are defined on the limbs of the coil core, with a flux direction reversal taking place in each case in the coil core when a change takes place between said positions, wherein the magnet element is arranged such that it can move in a defined manner linearly between the contact positions on the induction generator in a direction in which the limbs are adjacent to one another.

Abstract: An electromagnetic switching device is provided that includes a junction box having an accommodating space formed to be one side open by side plates and a bottom plate and a relay having fixed contacts and movable contacts within a casing and detachable to and from the accommodating space, where the junction box includes a pair of protrusions that protrude from the side plates to an opposite side to the accommodating space, the relay includes a lever hinge-coupled to the casing and engaged by the pair of protrusions and the lever is configured to press the relay toward the bottom plate when rotating in one direction and to press the relay away from the bottom plate when rotating in an opposite direction, thereby enabling the relay to be easily detachable from the junction box.

Abstract: An electromagnetic relay includes a contact including a movable spring having a base end fixed to a bottom of a housing and a tip end provided with a movable contact, and a fixed spring having a base end fixed to the bottom of the housing and a tip end provided with a fixed contact. The movable contact is provided opposite to the fixed contact so as to come in contact with the fixed contact or move away therefrom. The housing has a protrusion protruding toward a side of the fixed contact opposite to a side facing the movable contact.

Abstract: A microelectromechanical system (MEMS)-based electrical switch. The electrical switch includes a moveable electrode, a dielectric layer positioned adjacent the moveable electrode on a first side of the dielectric layer and spaced apart from the moveable electrode when the moveable electrode is in an inactivated position and in contact with the moveable electrode when the moveable electrode is in an activated position, and a substrate attached to the dielectric layer on a second side opposite to the first side, the moveable electrode is configured to brake prior to coming in contact with the dielectric layer when the moveable electrode is switched between the inactivated state and the activated state.

Abstract: A electromagnetic relay including a plate-shaped pivoting piece (32), one end of which is supported in cantilever state, pivoted by a movable block (40), which reciprocates in the up-down direction on the basis of excitation and demagnetization of an electromagnet block (20) housed within a housing (10, 50), and causes a movable contact (34) formed on the other end of the plate-shaped pivoting piece (32) to make/break contact with an anchored contact (36) formed on the tip section of an anchored contact terminal (35). In particular, the one-end section of the plate-shaped pivoting piece (32) is supported pivotably in cantilever state by the upper end section of a movable contact terminal (31), with a support spring (33) comprising a conductive sheet spring material interposed therebetween.

Abstract: This invention provides a switch in which the switch components are separately arranged at the portion where the switch components tend to be arranged in a concentrated manner in the housing without being collectively arranged in one region in the housing to achieve miniaturization and slimming, and in which the welding avoiding performance at the contact is enhanced to extend the lifespan, and an electronic device.

Abstract: Provided is an electromagnetic relay which can sufficiently dissipate heat generated from a coil to secure desired attracting force even when the electromagnetic relay is miniaturized. The electromagnetic relay includes an electromagnet block and a contact switching mechanism. A movable contact piece of the contact switching mechanism includes a contact attaching portion to which a movable contact is attached, and a first fixed portion attached to a first movable iron piece of the electromagnet block. The first fixed portion is in surface contact with the movable iron piece and is substantially equal in width dimension to the movable iron piece.

Abstract: A latching relay has a fixed iron core including an exciting coil wound around an intermediate portion and a magnetic pole piece at two ends; movable iron pieces sandwiching a permanent magnet between two bar-shaped iron pieces disposed in parallel with each other, and are fixed with a holder; and a switchable electrical contact portion. The fixed iron core and the movable iron pieces are disposed facing each other to insert each of the magnetic pole pieces on two sides of the fixed iron core to be spaced apart in a space between the two bar-shaped iron pieces of two end portions of the movable iron pieces. The movable iron pieces are supported pivotally in a direction in which the two bar-shaped iron pieces are aligned. The movable iron pieces are linked to the electrical contact portion, and the movable iron pieces perform a switching of the electrical contact portion.

Abstract: A solenoid-driven automatic bus transfer switch may automatically transfer one or more electrical loads from a first power source to a second power source, or vice versa, in the event of a power failure or other casualty that affects either power source. The transfer switch may be operated in response to the energization of a solenoid coil, which causes a main shaft having a transfer element to rotate from being in contact with the first power source to being in contact with the second power source. The transfer element may be spring-mounted to the shaft, which ensures that a sufficient electrical contact exists between the surfaces of the transfer element and the respective leads of the first and second power sources, regardless of any wear or degradation that may be experienced at any of the surfaces.