2031results about "Electric connection bases" patented technology

A suitable contact state is attained by an always stable contact pressure between a male contact and a female contact which form a tuning fork type contact. For a contacts providing a tuning fork type contact 2 that attains a contact state by inserting a male contact 4 between a pair of beams 6a and 6b provided on a female contact 6, in the connected state, male contact 4 and female contact 6 are arranged so as to maintain a state wherein the width direction of the male contact is angled relative to the direction of separation of the beams 6a and 6b.

A coaxial transmission medium connector is provided which includes an outer conductor portion for electrically coupling to the outer conductor of a coaxial transmission medium. The outer conductor portion includes a base portion, a plurality of cantilevered beams, and a plurality of slots extending about a longitudinal axis. Each of the cantilevered beams is coupled to the base portion at a transition portion and terminates at a distal end. A center conductor portion is disposed within the central bore of the outer conductor portion for electrically coupling to the inner conductor of the coaxial transmission medium. Related apparatus and methods are provided.

An electrical interconnection system with high speed, high density electrical connectors. One of the connectors includes a mating contact portion that generates contact force as it is compressed against a wall of the connector housing. The mating contact portion has multiple segments, each with a contact region extending from the wall, such that multiple points of contact to a complementary mating contact portion in a mating connector are provided for mechanical robustness. Additionally, each signal path through the mating interface portions of the connectors can be narrow and has a relatively uniform cross section to provide a uniform impedance. Additional size reduction may be achieved by mounting a ground contact on an exterior surface of a connector housing in alternating rows. Additionally, embodiments in which a wavy contact is used in a cantilevered configuration are also described.

A high-density orthogonal connector is disclosed and may include electrical contacts that are configured to receive contacts from an orthogonal header connector while minimizing signal skew and signal reflection. The electrical contacts in the connector may define contact pairs (e.g., differential signal pairs). Each contact pair may include a lead portion and a mating interface that extends from the lead portion. The lead portions of the contact pair may define a first plane. One contact of the contact pair defines a first mating interface defining a second plane and the other contact in the contact pair defines a second mating interface defining a third plane. The second plane and the third plane may be both substantially parallel to and offset from the first plane in opposite directions. The contact pair may be configured such that the overall length of each contact within the pair may be substantially the same.

The coaxial cable connector includes a connector housing defining a radially outer ramp portion. The coaxial cable connector may also include an insulator member in the connector housing. The insulator member defines a radially inner ramp portion aligned with the radially outer ramp portion. The coaxial cable connector may include a back nut defining an opposing ramp opposite the outer ramp portion so that the radially inner and outer ramp portions may flare an end of the outer conductor as the coaxial cable is advanced into the connector housing. At least the radial outer ramp portion may cooperate with the opposing ramp of the back nut to clamp the flared end of the outer conductor therebetween.

A high-density orthogonal connector is disclosed and may include electrical contacts that are configured to receive contacts from an orthogonal header connector while minimizing signal skew and signal reflection. The electrical contacts in the connector may define contact pairs (e.g., differential signal pairs). Each contact pair may include a lead portion and a mating interface that extends from the lead portion. The lead portions of the contact pair may define a first plane. One contact of the contact pair defines a first mating interface defining a second plane and the other contact in the contact pair defines a second mating interface defining a third plane. The second plane and the third plane may be both substantially parallel to and offset from the first plane in opposite directions. The contact pair may be configured such that the overall length of each contact within the pair may be substantially the same.

An electrical fault detector system detects electrical faults in an electrical distribution system by monitoring one or more conductors and producing an input signal representing one or more electrical signal conditions in the circuit to be monitored. This input signal is processed to develop a first signal representing the electrical current flow through the monitored circuit and a second signal representing signal components in a selected frequency range typical of arcing faults, and which exceed a predetermined threshold. The system also detects ground faults in the circuit being monitored.

An electrical terminal is sealed for use in high voltage vehicle systems. The terminal has a cylindrical section positioned between a contact section for mating with another electrical contact or terminal and a crimp section for mechanically and electrically securing the terminal to an electrical wire. The cylindrical section is integral with both the contact section and the crimp section, and includes an outer surface with a circumferential groove. The groove receives and retains an o-ring seal for preventing contaminant seepage between the contact section and the crimp section when the contact section is inserted into a connector for mating with the other contact or terminal. The contact section may be either a substantially flat eyelet contact, a male contact or female contact.

A battery pack for a cordless power tool and a cordless power tool and battery pack combination includes the battery pack having a retention member that pivotally engages a retention member of the power tool and a latch system in which one of the battery pack and power tool has a ball and the other of the power tool and battery pack has a latch that engages the ball. Spring biased actuators may be used to open the latch to enable insertion or release of the ball from the latch.

A Kelvin connector for coupling to a post of a battery includes a first contact having a surface which at least partially conforms to and is adapted to engage and electrically connect to a surface of the post. The connector also includes a second contact having a surface which at least partially conforms to and is adapted to engage and electrically connect to the surface of the post. An electrical insulator between the first contact and the second contact urges the surface of the first contact and the surface of the second contact against the surface of the post and thereby forms a Kelvin connection to the post.

The present invention is directed to a power supply apparatus in which a battery and a circuit wiring board or boards are electrically connected by using lead terminals. The lead terminal (3) is adapted so that thickness of a welding portion (3a) is caused to be thinner than the thickness of a conductive portion (3b). Thus, current for welding flows to much degree in a thickness direction so that electric resistance of the welding portion becomes large, and heat based on the electric resistance also becomes large. From this fact, welding nugget (63) can be enlarged. As the result of the fact that large welding nugget is formed, the lead terminals are welded to terminal portions (37a) of the battery (2) with high reliability.

An electrical connection device comprises a socket, a plurality of electrical conducting holder in between, a contact ring and a plurality of solder balls. A plurality of pin holes are placed on the socket to provide the insert function for the pins of a IC package. The electrical conducting holder is placed in the pin holes and comprises an extensional part, a holder on the top of the extension part and a solder pad on the bottom part of the extension part to combine the solder ball. At least one 2D or 3D geometrical structure such as the hole, the convex and concave part or the slope on the bottom surface of the solder pad is formed. The geometrical structure will make the bottom surface of the solder pad not the flat plane. With the geometrical structure and the contact ring, the contact area of the solder pad and the contact ring will be enlarged during the solder reflow process. The coupling effect will be better and meanwhile improve the characteristics of the electricity, the intensity of the structure, the production yield and the characteristics of the co-planarity.

The invention comprises filling a conductive adhesive on a hole end of a wire connection part in tubular shape of the terminal which has an electric contact part at one side and the wire connection part at the other side, inserting an electric wire from a hole opening of the wire connection part toward the hole end, and reducing evenly a size of a tubular wall of the wire connection part, thereby causing the conductive adhesive to infiltrate into a space of the electric contact part or between wires. The invention also comprises tightening the tubular wall of the wire connection part by a rotary swaging process. Further, the conductive adhesive is a nickel paste which is a mixture of nickel powders in a liquid epoxy resin based binder. In addition, at least one of a core wire portion of the electric wire or the terminal is aluminum or aluminum alloy.

The present invention provides an electrical terminal for electrical connections formed from a metal stamping and including a coil spring interface. Broadly, the inventive electrical terminal includes a female terminal body having at least one opening for receiving an inserting portion of a male terminal body, the female terminal body including a stamped groove positioned about a perimeter of the opening; and a coil spring for providing an electrical interface between the inserting portion of the male terminal body and the female terminal body being positioned in the stamped groove.

A socket connector (35) has a socket contact (1) installed in it, the contact being for connection with a wire end (20) in isolated compartment (26) of an insulating housing (25), the contact having a body (2) U-shaped in cross section composed of bent-up lateral walls (4) and a bottom (3). A lance (10) formed by punching the bottom protrudes outwards to be of the same width as a transverse width of the bottom and have two bent portions. One of the bent portions is located at a basal end (11) of the lance, and the other at a middle region (14) of the lance, thereby affording improved rigidity and resiliency to the lance. The bottom (3) has a broadened inner end (17) of the same width as a transverse width of contact body (2), so that the lance is of an improved rigidity and resiliency to be firmly retained in a connector housing not to slip off, even if made smaller in size.

A connector system includes a first connector, and a second connector that mates with the first connector. The same type of power contact is used in the first and second connectors.

An electrical connector useful for both high-current and low-current applications including a first and a second conductive terminals, in which the terminals are interconnected by a plurality of substantially rigid and elongated conductive strips and apertures or gaps are disposed between at least some of the adjacent conductive strips. The connector provides enhanced heat dissipation characteristics and is particularly useful for high current applications such as for connecting batteries, accumulators, super-capacitors and the like storage power units for electric vehicle and other applications.

A battery clamp for use with (a) batteries with top post terminal connections and (b) batteries with side post terminal connections includes a first jaw handle and a second jaw handle. The jaw handles each have a handle portion and a clamping portion. The jaw handles are pivotally coupled to each other and are biased with the clamping portions in a closed position. The battery clamp further includes a first jaw member and a second jaw member. The jaw members have a jaw clamp portion, a jaw pivot portion, and a jaw wire portion. The jaw pivot portion of the first jaw member and the jaw pivot portion of the second jaw member are both pivotally coupled to the jaw handles. The battery clamp further includes a load pad and a volt rod. The load pad has an aperture and is coupled to the first jaw member. The volt rod is coupled to the second jaw member and protrudes through the aperture of the load pad.

A return pad cable connector, in accordance with the present disclosure, for use with a disposable return pad, includes a cord having a conductive wire disposed therethrough which conductive wire interconnects the return pad cable connector to an electrosurgical energy source. The return pad further includes a connector operatively coupled to the cord, the connector having a conductive surface which is selectively engageable with a corresponding conductive surface disposed on the return pad, the conductive surface of the connector including a conductive adhesive disposed thereon and a non-conductive adhesive disposed above the periphery of the conductive surface of the connector for engagement with a corresponding non-conductive adhesive disposed above the periphery of the conductive surface of the return pad. The connector can include a magnet for magnetically coupling the connector to the conductive surface disposed on the return pad.

An interconnection element for coupling a component with a circuit board having a top side and a bottom side has a planar portion configured to be surface mounted on the top side of the circuit board to overlie an opening in the circuit board. An opening is formed in the planar portion to coincide with the circuit board opening. Opposing spring fingers are coupled to the planar portion, and each spring finger has a gripping leg extending downwardly toward the planar portion. The gripping legs are positioned on opposite sides of the opening in the planar portion and extend through the opening in the planar portion to extend into the board opening and capture a component lead that extends in the board opening from the bottom side of the circuit board.

An electrical terminal is adapted for insertion into a through hole of a circuit board and includes a first section that receives an electrical contact. The first section includes first and second spring arms proximate to each other at a contact point and configured to exert a first spring force to retain the electrical contact. The electrical terminal also includes a second section adapted for insertion into the through hole of the circuit board. The second section includes first and second pin members proximate to each other and defining first and second slots configured to exert a second spring force to retain the electrical terminal in the through hole of the circuit board. The second spring force is exerted in a direction perpendicular to the first spring force.

A tuning fork-like terminal is accommodated in a terminal-containing section. The tuning fork-like terminal is provided on the central end with a slit adapted to receive a tab being connected. Clamping portions are projected from the opposed surfaces of the slit to pinch the tab between the clamping portions. A slit gage is inserted into a rectangular terminal hole formed in an end of the terminal-containing section to inspect a slit width between the clamping portions of the tuning fork-like terminal. A wide hole portion is formed in the rectangular terminal hole at the insertion position of the slit gage. The wide hole portion is formed by widening a length of a short side of the rectangular terminal hole. The central position of the slit in the tuning fork-like terminal and the central position of the slit gage coincide with each other, even if the tuning fork-like terminal is maximally shifted from the central position in the terminal-containing section, whereby the slit width can be precisely inspected to precisely inspect a slit width in a tuning fork-like terminal accommodated in a terminal-containing section of an electrical junction box.

Preferred embodiments of power contacts include two or more opposing contact beams of a first type that are spaced apart along at least a portion of the length thereof when the power contact is in an unmated state; and two or more opposing contact beams of a second type. The contact beams of the second type are spaced apart so that the contact beams of the second type pinch the contact beams of the first type when the power contact is mated with a mating contact, thereby causing the contact beams of the first type of deflect inwardly toward each other.

An apparatus, system, and method are disclosed for creating an electrical connection with an electrically conductive element. The apparatus includes a first contact element having an engagement surface for engaging a first side of the electrically conductive element and a second contact element positioned opposite the first contact element includes an opposing engagement surface for engaging a second side of the electrically conductive element. The first contact element is slideable past the second contact element to form a scissor-like jaw. A valley formed in at least one of the engagement surface and the opposing engagement surface of the first and second contact elements creates a stage. At least one of the first and the second contact elements are made of an electrically conductive material that conducts an electrical current between the electrically conductive element and at least one of the first and second contact elements.

A pair of mating connectors includes a receptacle having an insulative housing and at least one conductive receptacle contact with a pair of spaced walls forming a plug contact receiving space. The plug connector has an insulative housing and at least one conductive contact having a pair of spaced walls which converge to form a projection engageable in the plug receiving space of the receptacle contact. The electronic power connectors can also be modified to accommodate connections for an external AC power supply. The connector housing incorporating the AC power connection capability can accommodate different forms of AC power supply termination contacts, such as spade-type contacts having a spring-like plug for receiving discrete quick connect socket terminals.

The electrical measuring apparatus (17) and temperature sensing apparatus minimises the number of connections required for each contact (30, 31) of a battery (18). The present invention measures the core temperature of the battery (18) which is useful in monitoring the health of the battery (18). The apparatus comprises first connection means to connect to the first contact (30) of the battery (18) and second connection means to connect to the second contact (31) of the battery (18). The apparatus includes a thermistor (36) which connects in series with one lead (32) of the connecting means. Accordingly, the apparatus does not require the temperature sensor (36) to be independently connected to the battery (18).

An electric contact and a female terminal have high spring elasticity and high electric conductivity. In the electric contact 1 arranged inside the female contact maker 11, the contact member 2 in an approximately cylindrical shape is formed by the composite member composed of the electric conductive member 3 and the spring member 4.