Disclosed embodiments relate to an auxiliary relay of an electronic contactor. In some embodiments, an auxiliary relay has its conducting state controlled by a plurality of lead switches, in a non-exposed state of contact parts to the outside. This may prevent dust or foreign materials from clinging to the contact parts.

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.

The present invention relates to the field of electrical relays. In particular the invention relates to a bracket a relay and bracket combination which permits the relay to be mounted on a surface or panel in a plurality of angular rotational orientations. There is provided a relay and mounting bracket combination comprising a relay having a body with a terminal end portion provided with one or more electrical terminal connectors and a base end portion adapted for engagement with the bracket, wherein the bracket is provided with attachment features which facilitate the mounting of the bracket to an external object or surface when the bracket is engaged with the base end portion of the relay.

An electromagnetic relay according to an aspect of the present disclosure includes a housing including a base part on which an electromagnetic relay main body is mounted, and a cover part covering the electromagnetic relay main body, in which the housing is in a sealed state when a pressure inside the housing is equal to or lower than a predetermined pressure, in which when the pressure inside the housing is equal to or lower than the predetermined pressure, the cover part and the base part are butted against each other, and the electromagnetic relay includes a connection passage connecting an abutment part between the cover part and the base part to outside of the electromagnetic relay.

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.

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.

The present invention relates to the field of electrical relays. In particular the invention relates to a bracket a relay and bracket combination which permits the relay to be mounted on a surface or panel in a plurality of angular rotational orientations. There is provided a relay and mounting bracket combination comprising a relay having a body with a terminal end portion provided with one or more electrical terminal connectors and a base end portion adapted for engagement with the bracket, wherein the bracket is provided with attachment features which facilitate the mounting of the bracket to an external object or surface when the bracket is engaged with the base end portion of the relay.

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 according to an aspect of the present disclosure includes a housing including a base part on which an electromagnetic relay main body is mounted, and a cover part covering the electromagnetic relay main body, in which the housing is in a sealed state when a pressure inside the housing is equal to or lower than a predetermined pressure, in which when the pressure inside the housing is equal to or lower than the predetermined pressure, the cover part and the base part are butted against each other, and the electromagnetic relay includes a connection passage connecting an abutment part between the cover part and the base part to outside of the electromagnetic relay.

A reed switch relay comprises a PCB base (1) and a control assembly (2) electrically connected to the PCB base. The control assembly is mounted on the PCB base by a surface mount technology. The control assembly comprises a hollow coil (21) mounted on the PCB base, a reed switch (22) mounted in the hollow coil, and a shield layer (23) sleeving the outer surface of the hollow coil, the reed switch comprises pins, the shield layer is connected with the pins of the reed switch. In the reed relay, the control assembly is mounted on the PCB base though a surface mount technology, which ensures position tolerance and precision of the reed switch, implements full mechanization of product production, increases productivity, and satisfies requirements of mass production, thereby increasing economic benefits.