A solenoid is provided having an improved connection arrangement. The solenoid includes external wires that are coupled to internal solenoid components via terminals. Further, a sealed solenoid is provided having a housing overmolded onto a solenoid subassembly. External wires can be coupled to the solenoid after overmolding. The solenoid may also include a cavity for receiving at least one of electrical component. The solenoid may also include a powdered metal core.

A gas shut-off valve is provided that includes a valve body having a gas inlet, a gas outlet, and a gas passage opening for communicating the gas inlet with the gas outlet. The gas shut-off valve includes an electromagnetic actuator suitable for opening and closing the gas passage opening. The electromagnetic actuator including an electromagnet, a swinging arm with a first end and a second end, and a closure member coupled to the first end. The swinging arm being made of a ferromagnetic material and rotatable at a pivoting area located at the second end between a closed position and an open position. In the closed and open position the pivoting area is supported on the electromagnet. In the open position the pivoting area and an additional segment of the swinging arm are supported on the electromagnet. The closure member being fixed with play to the first end of the swinging arm.

An actuator for a magnet valve, the actuator including a housing including a terminal wall including an opening; and an armature arranged in the housing and movable in an axial linear manner between a first end position and a second end position, wherein the opening is closed by a terminal cover, wherein the terminal cover includes a contour that protrudes at least in a direction towards the armature, and wherein the contour includes a first section that defines the second end position of the armature.

A multilayered electromagnetic assembly. The assembly has a plurality of substantially planar substrate layers, each substrate layer having a cutaway portion. An insulated electrically conductive material is provided, arranged in a spiral configuration on at least two of the substrate layers. The spiral configuration is formed from adjacent the cutaway portion to the edges of the substrate layer. The electrically conductive material is formed substantially on and/or partially recessed or beneath the surface of the substrate layer. The spiral configurations have first and second electrical contacts that are operable to pass electric current to electrical contacts of spiral configurations on other substrate layers. A ferromagnetic core is located through the cutaway portions of the substrate layers. The substrate layers are stacked and an electrical current is passed sequentially through the two or more spiral configurations, thereby generating a magnetic field in the core.

A gas safety valve adapted to a domestic appliance is provided that includes an electromagnet, a phase wire and a ground wire. A support of the electromagnet includes a housing in which resides a phase closure. A segment of the phase wire and a segment of the ground wire are respectively electrically connected with the phase closure and with the support. According to one embodiment the valve includes a connector inserted in the housing of the support. The connector having inserted therein a first end portion of a phase terminal and a first end portion of a ground terminal that are respectively electrically connected with the phase closure and an inner area of the support. Each of the phase terminal and ground terminal including a second end portion that resides exposed to the outside of the valve.

An electromagnetic coil assembly (34) includes a coil sub-assembly (34C) and a tower sub-assembly (34T). The coil sub-assembly includes a coil housing (70) having a first opening (70-4A; 70-4B), a coil winding (72), a tower mount (74) having a base (74-1) adjoining the first opening and extending along a first surface (70I) of the coil housing, and a first mount bushing (76A; 76B) secured to the base. The first mount bushing is electrically connected to the coil winding. The tower sub-assembly includes a tower housing (90) positioned at a second surface of the coil housing located opposite the first surface, a first tower bushing (96A; 96B) electrically connected to the first mount bushing, and a first fastener (98A; 98B) securing the first tower bushing to the first mount bushing. The first fastener is engageable to the first mount bushing from proximate the second surface of the coil housing.

An electromagnetic connector is disclosed that is configured to form a first magnetic circuit portion comprising a first core member and a first coil disposed of the first core member. The electromagnetic connector is configured to mate with a second electromagnetic connector, where the second electromagnetic connector is configured to form a second magnetic circuit portion comprising a second core member and a second coil disposed of the second core member. The first core member and the second core member are configured to couple the first coil to the second coil with a magnetic circuit formed from the first magnetic circuit portion and the second magnetic circuit portion when the electromagnetic connector is mated with the second electromagnetic connector. The magnetic circuit is configured to induce a signal in the first coil when the second coil is energized.

An electromagnetic actuator. The electromagnetic armature includes: an armature movable in an axial direction in an armature space; a magnetic coil for generating a magnetic field to move the armature; an operating element motion-coupled to the armature; and a flux-directing part, disposed at an axial end of the magnetic coil, having a recess which extends in the axial direction and in which the operating element is displaceably disposed, the flux-directing part being embodied in two parts. The flux-directing part is embodiment in two parts from a base part facing toward the armature and a top part facing away from the armature. The operating element is mounted, displaceably in the axial direction, in a first bearing point embodied on the top part and in a second bearing point embodied on the base part.

A stator coil assembly is provided comprising: a stator having a stator core; a cover positioned within the stator core; a top section coupled to the cover to define an interior region, the top section including a pair of protrusions, each protrusion having a bore extending therethrough; a bobbin disposed within the interior region; a plurality of coil windings wrapped around the bobbin; a pair of lead wires, each lead wire extending through a corresponding protrusion bore and connecting to the coil windings within the interior region; and a pair of hermetic seals, each hermetic seal surrounding a corresponding lead wire within a protrusion bore to hermetically seal the interior region.

A speaker includes a frame, and a vibration system and a magnetic circuit system that are fixed on the frame. The vibration system includes a first vibration diaphragm fixed to the frame, a voice coil disposed on a side of the first vibration diaphragm and configured to drive the first vibration diaphragm to vibrate to produce sound, and an elastic support part for the elastic support coil. The elastic support part includes a flexible printed circuit board connecting the voice coil to an external circuit.