In an embodiment, a switching device includes at least one stationary contact, a movable contact, an armature, a permanent magnet and a magnetically-operated switch, wherein the movable contact is movable by the armature, wherein the permanent magnet is attached to the armature, and wherein the magnetically-operated switch is a Hall switch.

In an embodiment, a switching device includes at least one stationary contact, a movable contact, an armature, a permanent magnet and a magnetically-operated switch, wherein the movable contact is movable by the armature, wherein the permanent magnet is attached to the armature, and wherein the magnetically-operated switch is a Hall switch.

The disclosure provides an ultra-small electromagnetic relay with high stationary contact positioning precision, comprises: a stationary spring, a bobbin and a base which are integrated by injection molding, the stationary spring comprises a stationary spring body on which stationary contacts are disposed and a leading-out terminal of the stationary spring extending from the stationary spring body to an outer part of the base; in the leading-out terminal, a first positioning part is disposed at a position corresponding to an edge of the base; in the stationary spring body, a convex extending part extending outside the base is designed as a second positioning part; in the base, a through hole formed through the base of is provided at a position corresponding to a back surface of the stationary spring body on which the stationary contact is mounted, the back surface is designed as a third positioning part during injection molding.

In an embodiment a switching device includes at least one stationary contact, a movable contact, an armature, a first permanent magnet, a second permanent magnet and a magnetic switch, wherein the movable contact is movable by the armature, wherein the first permanent magnet is attached to the armature, and wherein the second permanent magnet is arranged in a fixed position relative to the magnetic switch.

A reed for a reed switch and a reed switch are provided. The reed may include a first portion having a first thickness and a first length, a second portion having a second thickness and a second length, and a hinged portion disposed between the first portion and the second portion, the hinged portion having a third thickness and a third length, wherein the third length is less than 150% of the first thickness and the third thickness is less than each of the first thickness and the second thickness. The reed switch may include the reed disposed in an insulating housing with a reed deformer to deform the reed.

A reed for a reed switch and a reed switch are provided. The reed may include a first portion having a first thickness and a first length, a second portion having a second thickness and a second length, and a hinged portion disposed between the first portion and the second portion, the hinged portion having a third thickness and a third length, wherein the third length is less than 150% of the first thickness and the third thickness is less than each of the first thickness and the second thickness. The reed switch may include the reed disposed in an insulating housing with a reed deformer to deform the reed.

An electrical contact assembly including an elongate stud having a coupling end and an opposing butt end, the butt end having a recess formed therein, the recess having a head portion and a shank portion defining a shoulder at a juncture therebetween, the head portion bounded by a collar and having a diameter that is larger than a diameter of the shank portion, and a contact pad having a head and a shank, the head having a top surface and a bottom surface with a tapered sidewall extending therebetween, the shank extending from the bottom surface of the head and having a diameter that is smaller than a diameter of the bottom surface, wherein the contact pad is disposed within the recess with the bottom surface of the head disposed on the shoulder and with the collar extending over and engaging the angled sidewall of the head.

An electromagnetic relay includes an electromagnet, an armature configured to shift in response to a magnetic force generated by the electromagnet, a movable spring having a movable contact disposed thereon, a fixed spring including a first contact strip and a second contact strip, the first contact strip having a first fixed contact disposed thereon, the second contact strip having a second fixed contact disposed thereon, the first fixed contact and the second fixed contact facing the movable contact, and a linkage member configured to link the armature and the movable spring to shift the movable spring in conjunction with movement of the armature.

A mains-operated handheld machine tool includes a tool housing, an electric drive motor arranged in the housing and configured to drive an associated tool insert, and a slide switch arranged, at least in a longitudinally displaceable fashion, on the tool housing and coupled to a sliding element configured to switch the drive motor on and off. The mains-operated handheld machine also includes a protection device with an electromechanical relay. The protection device is configured to prevent, by way of the electromechanical relay, uncontrolled restarting of the drive motor after an interruption to a corresponding power supply to the drive motor as a result of latching of the relay being canceled.

The present invention relates to an auxiliary relay for an electromagnetic contactor, the relay including magnet members provided on both sides of a moving member, and first and second conductive members provided on both sides of a frame, whereby an ON or OFF state of the first and second conductive members can be controlled according to the magnet members, in response to a movement of the moving member, so as to configure various contact circuits, such as 1a 1b contact circuit, 2a contact circuit, 2b contact circuit and the like, for the electromagnetic contactor.