Abstract: The present invention relates to a warning device for a mining control module for facilitating a replacement. Accordingly,, a warning device for a mining control module is suggested, which comprises a housing that is configured to be coupled with an opening provided at an outer surface of the control module, wherein the housing defines an inner cavity, and an alarm module which is arranged in said cavity and is configured to be releasably coupled to an inner control unit of the control module via said opening for receiving a control signal. The housing comprises a first portion that extends along a longitudinal axis and is configured to extend at least in part through the opening and a radially extending second portion that is configured to extend over the outer surface of the control module so as to cover the opening, when the device is coupled to the control module.

Abstract: The present invention relates to the field of lighting lamps, in particular to a string light with a plug-in lamp holder structure. According to present invention, an illuminant and the lamp holder, as well as a lamp housing and the lamp holder are all fixed in a plug-in manner, so that the installation is convenient and fast, and the structure is simple, which is beneficial to reduce the production cost. In addition, the lamp holder which is integrally formed by injection molding has better water resistance and is convenient for automatic production and assembly.

Abstract: An inductive component having a printed circuit board (“PCB”) with a first side and a second side. An aperture extends through the PCB and a conductive winding is printed onto the PCB surrounding the aperture. A core is formed by a first core member and a second core member. The first core member includes a first base member with at least one joining surface which is solderable to the first side. A first core leg extends at least partially through the aperture. The second core member includes at least a second base member and is coupled to the first core member or the second side. To manufacture the PCB, the first core member is soldered to the first side and then the PCB is inverted. The second core member is then coupled to at least one of the first core member or the second side.

Abstract: The present invention discloses a circuit board fixing device for fixing a circuit board. The device comprises a chassis for supporting the circuit board, at least one first hook setting on the supporting surface, and at least one second hook setting on the supporting surface. The first hook has a first contact surface for clamping a first type circuit board on the supporting surface. A first distance is between the first contact surface and the supporting surface. Additionally, the second hook has a second contact surface for clamping a second type circuit board on the supporting surface. A second distance is between the second contact surface and the supporting surface. The thickness of the first type circuit board is thicker than that of the second type circuit board, and the first distance is larger than the second distance.

Abstract: A board is easily and securely mounted on a panel. Projecting parts are formed on the panel, and arc open grooves which are inserted onto the projecting parts are formed in a bulb board. The open grooves of the bulb board each are inserted onto the projecting parts, then the bulb board is turned within the surface of the panel to lock the bulb board to the panel by bringing the bottom surfaces of the bent parts formed at the ends of the projecting parts into contact with the surface of the bulb board. A stopper rib is formed on the panel to prevent the bulb board from turning backward, thereby preventing the board from being separated from the panel.

Abstract: An electrical assembly for mounting an electrical device, such as a lamp socket, in an appliance has first and second components on opposite sides of a wall of the appliance. The first component is attached to the wall and closes a hole through the wall on a first side thereof. The second component is attached to the first component and closes the hole on an opposite side of the wall. Complementary quick connect electrical terminals are provided in the first and second components whereby electrical connection is established as the first and second components are attached one to the other.

Abstract: A first electronic control unit (10) provided with a printed circuit board (13) and a second electronic control unit (E) having pressure sensors (30) mounted therein can be assembled with each other. Intermediate connectors (40) are mounted in the first electronic control unit (10), and terminal fittings (42) are accommodated therein. Each terminal fitting (42) is provided with a board-side connecting portion (53) to be soldered to the printed circuit board (13) and a resilient contact piece (51) to be resiliently brought into contact with a terminal portion (32) of the pressure sensor (30).

Abstract: A socket device according to an embodiment of the present invention includes a tubular main body 1 made of an electrically insulating material. The tubular main body 1 provides a lamp-loading hole 12 having an opening at upper end, through which a baseless lamp 6 is inserted. A notch 3 is formed in a wall of the tubular main body 1, which extends downward from the opening of the lamp-loading hole 12 along an axis of the tubular main body 1. A flange portion 2 is provided around the tubular main body 1 at a portion spaced from the lower end of the notch 3. First and second protrusions 41, 42 are provided on both sides of the notch portion 3 on the outer surface of the tubular main body 1.

Abstract: A mounting apparatus for a circuit board (10) comprises a support plate (50), a tray (20) and a clip (40). The support plate includes a plurality of catches (52) and two locking holes (56). The tray for positioning the circuit board thereon defines a plurality of catch apertures (26). The tray includes a bent plate (22) extending upwardly from a rear side. The clip is pivotally mounted to the tray. The clip includes a locking portion (42) having two protrusions (422), and an operation portion (46) having two resilient fingers (462) pressing the bent plate. In assembly, the catches of the support plate slidably engage in the catch apertures of the tray, the protrusions of the clip extend in the locking hole of the support plate to secure the circuit board to the support plate.

Abstract: An LED light bulb has a bulb base having an electrical contact, an outer sidewall, an insulator between the electrical contact and the outer sidewall. The LED light bulb further includes a bulb circuit board mounted upon the bulb base and extending upwardly therefrom. The bulb circuit board has a first side and a second side. A plurality of LEDs are mounted on the first and second sides of the bulb circuit board such that the plurality of LEDs are in electrical communication with the electrical contact through a resistor. A flange extending outwardly from the outer sidewall adjacent a bottom edge of the outer sidewall.

Abstract: The present invention provides for a receptacle printed circuit board assembly having a reduced profile of the entire assembly where the receptacle has a board receiving portion that mounts at a cut-out edge of a printed circuit board so that the majority of the receptacle is mounted within a cut-out area of the printed circuit board recessed below the upper face of the printed circuit board so that the overall profile of the receptacle assembly is reduced. A shield flap or metallic hood is provided that helps to attach the receptacle to the printed circuit board and completely enclose the shielded portion of the receptacle.

Abstract: A pedestalled LED 10 including a light emitting diode element 12 and a tower element 14 for use on the wave soldered side of a circuit board 16. The light emitting diode element 12 and the tower element 14 are capable of withstanding exposure to wave solder 22.

Abstract: A core mounting assembly includes a printed wiring board having a substrate with opposite sides, a winding on one side and a plurality of through holes extending through the substrate adjacent to the winding. A pair of mirror-image core sections are positioned against the sides of the board opposite the first winding, the core sections having corresponding portions which project into the through holes. A bracket has a back portion engaging one of the core sections and at least two legs extending from the back portion through two of the through holes in the board. A resilient cover member has a first end releasably secured to one of the legs, a second end releasably secured to the other of the legs and a bridging portion extending between the first and second ends and pressing against the other of the core sections so as to bias the core sections together.

Abstract: An electrical connector (1) for mounting to a circuit board (5) includes an insulative housing (2), a number of electrical terminals (3) and a conductive outer shield (4). The insulative housing has a mating face (20), a mounting face (22) opposite to the mating face and a number of passageways (24) extending through the mating face and the mounting face. The electrical terminals are received in the passageways. The conductive outer shield encloses the insulative housing and has a pair of grounding tabs (46) partly inserted into the circuit board and partly cooperating with the insulative housing to be supported by the circuit board.

Abstract: A connector (100) for mounting through an opening (30c) of a substrate (30) has a housing (20) with contacts (10) provided therein, the contacts (10) have substrate connecting portions (10a) which are configured to make electrical connection with contact pads provided on a first surface (30a) of the substrate (30). At least one reinforcing member (40) is mounted to the housing (20), the at least one reinforcing member (40) has a substrate fixing portion (42) and a resilient arm (43), the resilient arm (43) cooperates with edges of the opening (30c) to prevent movement of the connector (100) relative to the opening (30c) until the substrate fixing portion (42) and the substrate contacting portions (10a) are soldered to the substrate (30).

Abstract: Terminals of a solenoid valve which come into contact with an electrode portion of a circuit body are formed in a curved shape so as to generate a biasing force. A lock member to be inserted into a mounting hole of the circuit body projects from a bottom face of the solenoid valve. By turning the solenoid valve with the lock member being inserted into the mounting hole, the lock member engages with the mounting hole by receiving the biasing force. Thus, the solenoid valve can be mounted easily. The terminals are in elastic contact with the electrode portion thereby a reliability of connection being enhanced.

Abstract: Two lamp sockets (40, 42) on a wiring board (32) behind a switch assembly (18) have identical geometries. Each comprises a through-hole with a polarizing feature. Plural discrete contact pads (44, 46, 48, 50) are disposed on the board surface spaced apart around the margin of each through-hole. Plural discrete conductor traces (52, 54, 56, 58) are printed on the board surface to run from the respective contact pads. Each socket can accept either a first model (66) or a second model (68) of lamp assembly to make either socket a status indicator for the switch assembly or a nighttime illumination socket. A common wiring board can thereby serve different requirements for the locations of status indicator and nighttime illumination lamps.

Abstract: An electrical contact terminal made from electrically conductive material includes a surface having a contact tab. The contact tab has a linear contact region for mechanically contacting a contact surface. An embodiment of the contact terminal may have a contact tab that includes a sector of a cylinder and provides a substantially linear contact region when abutted to a contact surface. The contact terminal may include a locking tab for attaching the electrical contact terminal to a base.

Abstract: A socket for a small incandescent lamp for the detachable and fixable insertion in an opening of a printed circuit board, which is adapted to the socket and provided with enlargements at the edge, and for contacting the lamp by pressing the lamp-connection wires, which are carried at flexible contact arms, against the strip conductors of the printed circuit board, wherein the socket can be inserted with, in each case, the same orientation of the lamp, so as to make contact, into the opening from both sides of the printed circuit board and removed from both sides independently of the side from which it was inserted, and in that a first insertion mechanism, which is dependent on the insertion side, is a locking mechanism and a second insertion mechanism, which is dependent on the other insertion side, is a jamming-turning mechanism, the fixation of the socket being accomplished independently of the insertion mechanism by locking arms, which are formed flexibly at the socket, engage the printed circuit board and

Abstract: A lamp socket including a lamp receptacle to receive a baseless lamp having wires, said socket including a base projecting annularly radially outward from said receptacle and having wire passageways from said receptacle as well as wire receiving grooves projecting inwardly from a bottom surface of said base and communicating therewith. The base includes a top surface of a common plane and the arrangements of said grooves in orthogonal pairs is such as to increase the area of said base therebetween. Said receptacle is fitted with wire divider means to facilitate the threading of said wires through said wire passageways.

Abstract: The electric lamp has a lamp vessel received by an opening in a lamp cap of synthetic material. The lamp cap has a first set of projections with contact surfaces, over which current conductors extend, and a second set of projections with contact surfaces. The first projections are elongate cantilevered tongues, which extend at a certain distance along the circumference of the lamp cap and have their contact surfaces at their free ends. The lamp is suitable to be used in a printed circuit board with wide tolerances with respect to its thickness.

Abstract: A holder for a small incandescent light bulb for the removable insertion in a plate opening, the holder being mounted mechanically and electrical contact with the contact areas of the plate being produced by two electrically conducting contacting parts that are connected to the light bulb connection wires, with the proviso that the electrically conducting contacting parts comprise an electrically conductive plastic, especially a polyester with embedded carbon fibers.

Abstract: A connection assembly for allowing automated circuit connections between perpendicularly disposed first and second printed circuit boards. A receptacle with connection sockets is operably connected with the first circuit board and attached at a first predetermined position on the first circuit board. A plug member which has connection blades compatible with sockets of the receptacle is attached to the second circuit board. The plug has laterally spaced alignment blades which extend from it. The receptacle includes spaced arms which cooperate with the alignment blade for automatically orienting the plug such that the connection blades are in alignment with the receiving sockets when the first printed circuit board is brought together with the second printed circuit board during assembly. A method of automated connection assembly of perpendicularly disposed circuit boards is also disclosed.

Abstract: In an indicating instrument, a plurality of measuring elements (2,3) are fastened in axially displaceable manner on a base plate (1) and held by compression springs (4,5) against a front plate (6) of a housing (7). The measuring elements (2,3) are provided on their rear with contact pins (9,10,11) which pass through a base plate (1) of the indicating instrument and, behind it, engage, in each case, in a plug-type receiver (12,13,14) of a circuit board (15).