Abstract: A battery holder (1) includes a dielectric housing (2) including a pair of end walls (21, 22) and a pair of sidewalls (23, 24) to thereby define a receiving space (20), and a pair of conductive contacts (3) retained in the end walls. Each end wall defines a slit (210, 220) in a top surface thereof. Each contact includes a main portion (30) received in the slit, a contact portion (32) projecting into the receiving space for electrically contacting with an inserted battery (4) and a pair of side beams (36) extending inwardly. Each side beam has a first section (360) substantially perpendicular to the main portion, a second section (362) integrally upwardly extending from the first section. The second section has a body (364) integrally connected with the first section and an arm (366) bent inwardly from the body for abutting against the battery.

Abstract: A portable electric apparatus, such as a radio telephone, has a main apparatus unit and a detachable power source unit, such as a battery pack. The apparatus also has first and second externally operable fastening members having respective first and second connecting elements for mechanically securing and electrically connecting the main apparatus unit to the power source unit. Both the first and second fastening members must be externally actuated, before the power source unit may be mechanically detached from the main apparatus unit.

Abstract: A system including a hand held electronic device (radiotelephone, etc), hand held device housing and a battery or other power source for the hand held device. The hand held device includes one or more circuit boards within the device housing, and at least one circuit board has an aperture therein into which a PIN connection device is fitted to connect the battery to one or more circuit boards. The battery may be located outside or inside the hand held device housing. The overall thickness of the hand held device plus battery is reduced by and estimated 2-8 mm.

Abstract: A radio communication equipment having a battery compartment and a battery pack provided in the battery compartment, the equipment including a first connector block having a female portion provided at the battery pack, and the first connector block having a first contact with a first contact portion and a second contact portion facing the first contact portion, and a second connector block having a male portion provided at the battery, and the second connector block having a second contact having elasticity with a third contact portion and a fourth contact portion facing the third contact portion, wherein the second connector block is engaged with the first connector block, and the third contact portion is pressed against the first contact portion and the fourth contact portion is pressed against the second contact portion by the elasticity of the second contact.

Abstract: An apparatus that prevents standard dry cell batteries from being installed in a battery compartment in a reverse polarity arrangement. The battery compartment operationally houses at least one dry cell battery having a cylindrical casing with positive and negative terminal surfaces on opposing ends thereof. The positive terminal surface has a button protruding from the casing. In this aspect of the invention, the battery compartment is configured with positive and negative device contacts disposed in opposing ends of each battery cradle of the battery compartment to contact positive and negative terminals, respectively, of a dry cell battery installed therein. The battery compartment also comprises a reverse polarity exclusion device disposed in each battery cradle. The device is interposed between the positive device contact and a dry cell battery installed in the battery cradle.

Abstract: An electric appliance unit includes an appliance and a plug-in battery pack. The appliance has an appliance housing carrying an electric switch accommodated in a switch housing and including first electric contacts. The battery pack includes second electric contacts for engaging the first electric contacts. A first guiding arrangement guides and preliminarily centers the battery pack relative to the switch housing along a first insertion path extending to a first position to effect a coarse alignment of the first and second electric contacts upon reaching the first position. The first guiding arrangement includes a first guide component carried by the battery pack and cooperating, along the first insertion path, with a second guide component in the appliance housing.

Abstract: An arrangement for providing a selectable expansion adapter on an electronic device is provided. In use, the adapter is inserted into and electrically coupled to the battery which is in turn inserted into a recess on the back of the device wherein the terminals of the adapter is coupled to connector of the battery and the battery together with the adapter are inserted into the recess with the connector coupled to circuit board of the device, thereby transmitting signals between the adapter and the device and storing data in the adapter. There is no sacrifice of precious space of the device with the additional memory of adapter added into. Hence, a slim electronic device is achievable. Further, there is no modification to the current construction of the device.

Abstract: A battery holder (1) includes a dielectric housing including a base (20), a pair of upwardly extending end walls (21, 22) at opposite ends of the base, and a pair of upwardly extending side beams (23) located between the end walls to define a receiving space (202) thereamong, and a pair of conductive contacts (3) retained in the end walls of the housing. One of the end walls defines a keyway (214) communicating with the receiving space for ensuring a blindly correct insertion of a battery (4). The side beams have inward hooks (230) for retaining the battery in the housing. Each contact includes a resilient arm (32) extending into the receiving space for electrically biasing against a corresponding end of the battery and a tail portion (34) extending beneath the base for electrically connecting to a circuit board.

Abstract: A radio communication equipment including a housing and a battery pack to be attached to said housing, said radio communication equipment having a male connector of a floating connector provided on said housing, and a female connector the floating connector provided on said battery pack to engage with said male connector.

Abstract: A battery holder structure for a flat battery allows the battery, when it is to be inserted into the battery holder, to be readily inserted and, at the same time, to be firmly engaged and to be prevented from springing out of the case or its contacts from becoming disconnected when any vibration or impact from outside is suffered. In a case 1 having in its top face an opening 1d through which a battery 2 is to be inserted, protruding barriers 1h are formed toward one end of the opening 1d to engage with the top face of the inserted battery 2 to prevent the battery 2 from coming off, and a battery holding section 3 having elastically deformable elastic arms 1g is formed toward the other end of the opening 1d in the case 1 opposite these protruding barriers 1h, the arms 1g turning toward the bottom plate 1b along with the insertion of the battery 2 and pressing the peripheral face 2a of the battery 2 toward the peripheral wall 1c.

Abstract: A battery case comprising a pair of case members joined together along a seam to form a housing. Each case member includes a pair of sidewalls adapted to define a base surface on which the case rests so as to permit a plurality of resting orientations of the battery case. The seam is positioned above the lowermost base surface of the casing to contain any leaked battery acid regardless of case orientation. Further, the battery case includes supports for supporting the lower surface of the battery above any leaked acid, as well as partitions that define a discrete cavity for each battery to isolate the battery from an adjacent battery that may be leaking. The battery case also includes an electrical connector mounted for two dimensional movement that facilitates completion of a blind and automatic connection of the battery case with a complementary connector.

Abstract: A battery pack includes structures which prevent it from being improperly loaded in a battery loading device. The batter pack includes a battery cell, a casing for housing the battery cell, and output terminals for outputting the power of the battery cell. The bottom surface of the battery pack includes a discriminating recess formed in the bottom surface and control recesses formed at the intersection of its bottom and front surfaces. These recesses are sized and shaped to accept corresponding projections on selected battery loading devices so that the battery pack may be loaded onto these battery loading devices. However, the recesses do not accept the corresponding projections on other battery loading devices, thereby preventing the battery packs from being assembled to these other battery loading devices.

Abstract: The invention relates to a method and an arrangement in an electronic device, for coupling a component (T), such as an electroacoustic transformer, electrically to a circuit board (B) by means of a contact (2b) between a contact spring (3b) and a contact surface (4b). In the invention, the arrangement comprises, for different rotary positions of the component (T), at least one alternative contact (2c) between a contact spring (3b, 3c) and the contact surface (4b). The invention also relates to an electronic device comprising the arrangement, as well as an electroacoustic transformer. In one embodiment, the arrangement comprises at least two separate contact springs (3b, 3c) which are arranged in such a way that simultaneously at least one of the contact springs (3b, 3c) forms a contact (2b, 2c) with the contact surface (4b). In one embodiment, the contact surface (4b) is formed as a conductive, annular surface comprising at least one point of discontinuity (Da).

Abstract: A holding device for at least one electronic component (1) which is made up of a first plate-shaped leg (2) and a second plate-shaped leg (3) is specified, the two legs (2; 3) being connected to each other at one of their leg ends and forming in relation to each other a substantially orthogonal angle, the first leg (2) and the second leg (3) in each case having a leg inner wall (4; 5) facing the substantially orthogonal angle, the leg inner wall (4) of the first leg (2) having a receiving surface (6) for the resting of a lateral surface part of the electronic component (1) and the leg inner wall (5) of the second leg (3) having at least one pressing surface (7) for the surface-area contacting of a surface part of the component (1) comprising an electrical terminal.

Abstract: A battery pack circuit board electrically connected to a battery and an electronic device. The circuit board contains a connector and an output terminal. The connector connects to the corresponding connector on the electronic device. The output terminal is installed on the battery pack circuit board with a position-variable connector. The invention is characterized in that it further contains a connecting means that electrically connects to the output terminal and the connector to change the relative positions between the connector and the output terminal.

Abstract: A flex cabling having a socket connector at one end and a pair of terminal caps at the other end. The flex cabling is plastic or the like into which at least one run of flat conductor material or wire is embedded extending from a pair of polarized terminals in the socket connector to the respective terminal caps. The flex cabling provides a one-piece unitary construction and the terminal caps are insertably receive the respective terminals on the battery. The terminals of the socket connector are marked with positive and negative indicia so that a mismatch of polarity from a plug of a battery charger cannot be misaligned. Misalignment is further avoided by providing a keyway in the cabling socket connector so that the connectors of the plug from the charger can only be inserted into the terminal openings of the socket connector in proper orientation.

Abstract: A funeral procession warning apparatus includes a base unit having top and bottom sides and defining an interior cavity. A hollow pole extends upwardly from the top side and includes a light at its free end. A rechargeable battery is positioned within the cavity and is electrically connected to the light for delivering current thereto when a switch is properly positioned. A flag having indicia indicative of a funeral procession is coupled to the pole. A male connector is electrically connected to the battery and extends through the bottom side of the base unit. The apparatus includes a recharging unit having a socket for selectably mating with the male connector for recharging the battery when the recharging unit is connected to a power source. A receiver may be positioned in the cavity for allowing current delivery to the light source upon receiving a signal from a remote transmitter.

Abstract: A cylindrical terminal rivet integrally made of metal includes a base plate, a cylinder, and an elongated plate. The base plate has a central hole and the cylinder with a closed upper end extends from the base plate and communicates with the central hole. The elongated plate extends outwardly from a lateral side of the base plate and has at least a wing piece at two opposite edges. The cylinder is arranged to pass through a work piece and pressed to form a flattened solid body so as to clamp the work piece tightly and to block the central hole. Furthermore, a battery snap can be composed of two cylindrical terminal rivets, an insulation piece, a male engaging post, a female engaging post and a covering band.

Abstract: An electronic component is provided that includes a printed circuit board having first and second battery contacts. A battery clip having a bottom portion is connected to the first battery contact. The battery clip also includes a top portion spaced from the printed circuit board with a tab extending from the top portion in a downward direction toward the printed circuit board. A coin cell battery is arranged between the battery clip and the second battery contact. The present invention battery clip biases the battery into engagement with the second battery contacts with the tab. The second battery contacts may be provided by a solder bump or a printed circuit preferably arranged in a criss-cross waffle shaped pattern. The battery clip is secured to the first battery contacts preferably by applying a solder paste that is heated to electrically join the battery clip to the first battery contacts.

Abstract: A system for making electrical connections to a piezoelectric crystal in a megasonic transducer. The system comprises a printed circuit board, one or more first spring connectors and one or more second spring connectors. The printed circuit board has a first copper trace plated on it that is adapted for electrical connection to the active terminal of an RF generator. A second copper trace is plated on the printed circuit board and is adapted for electrical connection to the ground terminal of the RF generator. The first spring connectors are electrically connected to the first trace and are positioned to make electrical contact with the back side of the piezoelectric crystal. The second spring connectors are electrically connected to the second trace and are positioned to make electrical contact with the front side of the piezoelectric crystal, so that the piezoelectric crystal is exited when the RF generator is in operation.

Abstract: A low profile electrical connector for interconnecting electrical components in an electronic device is disclosed. In particular, a miniaturized electrical connector having deflectable contacts is provided. The electrical contact includes an elongated beam portion and a base portion. The elongated beam portion may include a plurality of cantilever beams which may be flexed together, or separately, from a undeflected position to a deflected position during engagement with an electronic component, such as a power pack or battery. The connector may include a conductive portion made of metal, and an insulator which is molded at one or more molding points into a base portion of the metal contacts. In one embodiment, a board to board connector is provided.

Abstract: A battery-connecting plate consists of busbars for connecting batteries together and a wire protector which holds in a predetermined layout therein terminals and their connection wires for detecting voltage of desired ones of the batteries. The busbars and the wire protector are fixed in a resin plate by insert molding, with the busbars arranged in correspondence with the batteries and with the terminals held in contact with related ones of the busbars. The busbars, the voltage detecting terminals and others are integrally incorporated in the connecting plate so that these components are less exposed to the outside. The connecting plate is thus safe and easy to mount.

Abstract: A battery pack is provided that includes a case and at least one battery module disposed within the case. The battery pack further includes a flexible circuit to which the battery module may be electrically coupled. The flexible circuit includes a plurality of airflow openings configured to distribute air throughout the battery pack. In a preferred embodiment, the airflow openings vary in size relative to their proximity to an air source.

Abstract: A battery-connecting plate consists of busbars for connecting batteries together and a wire protector which holds in a predetermined layout therein terminals and their connection wires for detecting voltage of desired ones of the batteries. The busbars and the wire protector are fixed in a resin plate by insert molding, with the busbars arranged in correspondence with the batteries and with the terminals held in contact with related ones of the busbars. The busbars, the voltage detecting terminals and others are integrally incorporated in the connecting plate so that these components are less exposed to the outside. The connecting plate is thus safe and easy to mount.

Abstract: A vibrator motor mount for an axisymmetric vibrator is mounted directly on a PCB or other mounting surface and includes a clip for holding the vibrator and a spring type connector. The clip and the vibrator make contact and establish a first electrical connection. The spring type connector makes contact with an end of the vibrator establishing a second electrical connection. The spring type connector and clip are electrically isolated and provide positive and negative electrical contacts for operation of the vibrator. Portions of the vibrator held by the clip and an end of the vibrator that contacts the spring type connector are also electrically isolated and are attached to the internal electronics of the vibrator.

Abstract: A battery terminal jumper clip is presented that is capable of providing series battery connection between adjacent batteries in a battery stack useful for an uninterruptible power supply. The battery terminal jumper clip accommodates tab type terminal connectors and utilizes a single piece unitary construction. Once inserted to provide series coupling between adjacent batteries, the battery terminal jumper clip prevents inadvertent removal by providing a snap-on locking surface for the tab terminal connectors. Lateral removal is also inhibited via axial retention surfaces on either side of the battery terminal jumper clip. A bus surface provides a current path between adjacent tab connectors in the series coupling, and mechanical connection is insured through the provision of at least tab retention clip.

Abstract: An electronic device is described, for a timepiece of electronic or electromechanical type, comprising a source of electrical power (4), such as a battery, an electronic circuit (3) and an electrical connector tongue (5) effecting an electrical connection between the source of electrical power and the electronic circuit. The electrical connector tongue (5) has first and second openings (55, 56) cooperating with a pair of fixing pins (25, 26) fixed to a support (2) of the said device, and further comprises a section (57) formed between the said openings (55, 56) and adapted to deform in an elastic manner so as to alter the spacing between the openings (55, 56) and allow engagement and retention of the electrical connector tongue (5) on the fixing pins (25, 26).

Abstract: A component carrier for an electronic component, said component carrier being made in one piece of a metal sheet material and provided with means for surface mounting on a printed circuit board (PCB) and with holding flanges (2a, 2b) for holding an electronic component. The component carrier has a base (1) provided with a central soldering platform for surface mounting on the PCB. The holding flanges (2a, 2b) extend from the base (1) and are connected to the base (1) via tongues (4a-4d) of the metal sheet material, said tongues (4a-4d) extending in a plane parallel with the base (1).

Abstract: A piece of portable electric equipment is provided with a case, a battery pack housed in the case, and an input/output (I/O) connector which is exposed outside the case and has charging terminals. The I/O connector is accessible inside the case and has connecting terminals which contact battery terminals on the battery pack housed in the case. The portable electric equipment case holds the battery pack with its battery terminals in direct contact with the connecting terminals of the I/O connector.

Abstract: A battery connector in accordance with the present invention includes an insulative housing (20), a plurality of terminals (21) and a detecting contact (22) received in the housing. Each terminal has an engaging portion (210), a curved portion (212) extending out of the housing and a contacting portion (213). The detecting contact has an engaging portion (220) and a contacting portion (222), the contacting portion electrically connected with the curved portion of an associated terminal during normal use of a battery and, when the battery is about to be removed, the associated terminal disconnecting from the contacting portion of the detecting contact before the terminals disconnect from the battery.

Abstract: A battery pack (1) has two female terminals (7) each including two pairs of elastic plates (10). Each pair of elastic plates (10) are arranged symmetrically about a base plate (8). Each elastic plate (10) includes a parallel portion (11) oriented parallel to its counterpart of the paired elastic plate (10). Also included in each plate (10) is a contact pressure portion (12) which is bent from one end the parallel portion (11) so as to extend into contact with its counterpart of the paired elastic plate (10). The contact pressure portion (12) is bent back at the contact point such that a small gap is formed between the free ends of the paired pressure portions. A device to which the battery pack (1) is attached, such as an electric power tool or a charger, includes male terminals (17) to be coupled to the pack. By specifying the length of the male terminals (17), an appropriate level of contact pressure can be selected for the terminals (7, 17).

Abstract: A modular electric storage battery is adaptable to a variety of applications, and for example, as a starting, lighting and ignition (SLI) battery of a car, truck, motorcycle, lawn and garden equipment or other internal combustion engine powered product. The modular battery is constructed from a plurality of battery cells assembled into a battery housing. The cells are sealed, maintenance-free, rechargeable cells. The housing includes quick connect termination, and the starting application is adapted with a base unit having complementary termination. The modular battery and base unit also include aligning features to ensure proper interconnection of the battery terminals. The base unit may be adapted to receive several sizes of modular battery. In addition, a second modular battery, that may be configured as a flashlight or other device, is provided and can inter-connected with the base unit to provide a jump starting capability.

Abstract: A battery holder structure for a flat battery is to be provided allowing the battery, when it is to be inserted into the battery holder, to be readily inserted and, at the same time, to be firmly engaged and to be prevented from springing out of the case or its contacts from becoming disconnected when any vibration or impact from outside is suffered.

Abstract: A battery-connecting plate consists of busbars for connecting batteries together and a wire protector which holds in a predetermined layout therein terminals and their connection wires for detecting voltage of desired ones of the batteries. The busbars and the wire protector are fixed in a resin plate by insert molding, with the busbars arranged in correspondence with the batteries and with the terminals held in contact with related ones of the busbars. The busbars, the voltage detecting terminals and others are integrally incorporated in the connecting plate so that these components are less exposed to the outside. The connecting plate is thus safe and easy to mount.

Abstract: A piezoelectric transformer-accommodating case (1) is an insulated flat and rectangular box having two input terminals (3) and two output terminals (4) for connection with input electrodes and output electrodes of the transformer (45). The input terminals are respectively at transverse opposite end walls of the case (1), and a lead (21) connecting the input terminals to each other is held in a groove (11) that is longitudinally formed in the case and along its lateral wall so as not to contact any wall of the groove. Support lugs (12) are formed integral with a rim surrounding the opening of the case and shaped such as to bear against a circuit board (46) in a manner that the case set in place is lifted out of the board. An engagement protrusion (13) and a guide protrusion (14) are formed integral with the transverse end wall and fitted in a base connector (30) that thus mates with the case and connects wires to the case.

Abstract: A component carrier for an electronic component, said component carrier being made in one piece of a metal sheet material and provided with means for surface mounting on a printed circuit board (PCB) and with holding flanges (2a, 2b) for holding an electronic component. The component carrier has a base (1) provided with a central soldering platform for surface mounting on the PCB. The holding flanges (2a, 2b) extend from the base (1) and are connected to the base (1) via tongues (4a-4d) of the metal sheet material, said tongues (4a-4d) extending in a plane parallel with the base (1).

Abstract: A multi-axis restraining system for releasably restraining a battery pack installed in an instrument battery pocket such that the battery terminals and instrument contacts are rigidly secured to each other. The instrument contacts are loosely mounted within the instrument so that they may float, traveling with the battery pack in response to shocks and vibration. The present invention significantly eliminates relative motion between the battery terminals and instrument contacts, substantially eliminating welding and fretting of the contacts and terminals. The present invention is particularly beneficial in instruments such as defibrillators which require reliable and efficient use of the battery power.

Abstract: This invention is a U-shaped connector having horizontal flanges, the connector being used for attaching a substrate having an aperture to a battery cell. The connector is first soldered to a substrate with the horizontal flanges mating with the top of the substrate, while the U-shaped portion of the connector protrudes through the aperture in the substrate. The connector and substrate assembly can then be welded to a battery cell. In an alternate embodiment, service loops are added to the connector to give the substrate greater range of motion relative to the cell.

Abstract: A miniature electrical connector device includes an insulating body member having electrically conductive feet extending from the body. The device may be configured for interconnecting subassemblies of electronic products such as cellular telephones and the like. The connectors may be used to engage a loudspeaker, microphone, or other unit to another conductive member, including for example a circuit board. A pair of connector elements extend beyond an insulating body for electrical contact with a conductive member. Further, a metallic or conductive can having an outer engaging surface operatively connected to a loudspeaker coil may be provided. Channels or divisions in the metallic can may be configured to receive the foot of a connector element within the channel. Connector elements include a closed end or an open end defined by extending arms. The connector may provide outwardly facing contact surfaces defined on extending arms for mating contact with respective pads of circuit board assemblies.

Abstract: An apparatus (20) for mounting an electronic component (30) to a print circuit board (40), wherein the electronic component (30) has a positive lead (32) and negative lead (34). The mounting apparatus (20) includes a positive contact plate (50) having a component contact (54) and PCB contact (56), wherein the component contact (54) and the PCB contact (56) are connected with and extending from the positive contact plate (50). The mounting apparatus also includes a negative contact plate (60) having a component contact (64) and a PCB contact (66), wherein the component contact (64) and the PCB contact (66) are connected with and extending from the negative contact plate (60).

Abstract: Multi-axis electrical connectors for use within electronic devices such as radiotelephones are provided that may reduce the risk of electrical circuit breaks caused by impacts and/or vibrations. Multi-axis electrical connectors are configured to electrically communicate with electronic modules via multi-axis electrical interfaces. Electrical contact between a first set of contacts and an electrical interface along a direction can be maintained when a force is applied along a transverse direction. Conversely, electrical contact between a second set of contacts and another portion of the electrical interface along another direction can be maintained when a force is applied along a transverse direction.

Abstract: A connector assembly connects a plurality of battery cells in a serial/parallel arrangement. Each battery cell includes a cover and a canister having a side and a bottom. Each battery cell is constructed such that a segment of the side of the canister forms a top crimped portion that retains the cover and is electrically isolated from the cover. The connector assembly includes a conductive weld cup. The conductive weld cup includes a bordered portion and recessed portion. The bordered portion includes a first side wall and a ledge that is substantially planar. The recessed portion is recessed within the ledge. The recessed portion includes a recessed portion and a floor that is substantially planar. The first side wall includes an integrated tab projecting from it. An inner surface of the bordered portion engages an outer surface of the side and the bottom of the canister of an upper adjacent battery cell. An outer surface of the floor engages a cover of a lower adjacent battery cell.

Abstract: A battery stage module comprises a battery stage with a battery chamber and two conductive members. A plurality of screws are locked to the jumper contacts of a circuit board and clamps the battery stage module to the circuit board. Each conductive member comprises at least one first spring and a second spring wherein the first spring is in contact with poles of battery and the second spring is located on bottom of the battery stage and is penetrated by the screw. The second spring is forced to touch the jumper contacts of the circuit board when the battery stage module is fixed on the circuit board by screws.

Abstract: An electronic mobile instrument includes at its rear side surface a battery receiving recess which includes a connector configured to receive a detachable. A second connector is also provided to enable replacement of the detachable battery with a spare battery when the detachable connecter is substantially drained. Each connector has an expandable flexible lead wire configured to be connected with a receptacle mounted on a respective of the batteries. The pair of lead wires may be connected to inside portions of the battery receiving recess respectively. A battery mounted in the battery receiving recess can be withdrawn from the battery receiving recess with the connector and expandable flexible lead wire connected thereto, when it has substantially been drained. The other connector then not connected to a battery is also withdrawn with the expandable lead wire each connected thereto to connect with a spare battery.

Abstract: A connecting spring plate has a first end connecting portion to be connected to a terminal of a sound generator and a second end connecting portion to be connected to a circuit for operating the sound generator. The surface of the first end connecting portion is coated with gold or with a solder, and the surface of the second end connecting portion is coated with gold.

Abstract: A modular electric storage battery is adaptable to a variety of applications, and for example, as a starting, lighting and ignition (SLI) battery of a car, truck, motorcycle, lawn and garden equipment or other internal combustion engine powered product. The modular battery is constructed from a plurality of battery cells assembled into a battery housing. The cells are sealed, maintenance-free, rechargeable cells. The housing includes quick connect termination, and the starting application is adapted with a base unit having complementary termination. The modular battery and base unit also include aligning features to ensure proper interconnection of the battery terminals. The base unit may be adapted to receive several sizes of modular battery. In addition, a second modular battery, that may be configured as a flashlight or other device, is provided and can inter-connected with the base unit to provide a jump starting capability.

Abstract: An adapter plate for an electrical connection between a battery charger and battery pack. The adapter plate includes a partially conductive strip. The pattern of conductive material on the strip is such as to establish a circuit between underlying electrical contact pins on either the charger or battery pack so as to render the charger compatible with and capable of charging the battery pack.

Abstract: Disclosed is a power-source battery unit to be attached detachably to a cellular phone for radio transmission/reception. This battery unit has: a battery cover with which a battery cell is covered; a first card mounting part formed in the battery cover; and a plug-in size IC card attached detachably to the first card mounting part. When the battery unit is attached to the cellular phone, the terminal of the IC card attached to the first card mounting part is electrically connected to the cellular phone side.

Abstract: First and second mateable connectors (12,14) each has a row of very closely spaced contacts mounted in a corresponding insulative frame. Each contact (80) of the first connector includes a piece of sheet metal with a strip portion (84) bent into a loop (86), with the loop projecting forward of the front end (100) of the first connector insulator (96). Each contact (82) of the second connector has a mating end (32) in the form of a vertically-elongated plate that compresses the loop when the connectors mate. Each first contact includes a flat plate portion (90) lying in a vertical plane and in interference fit with the walls of a passage (94) in the first insulator. The first contact also includes a 90° bend (92) that connects the strip portion (84) to the plate portion at the rear of the first insulator.

Abstract: The battery connector of the present invention is equipped with a housing 100 that holds the battery, a first contact 200 which is fastened so that it is positioned on the board side of the housing, and which elastically contacts the battery held by the housing, and a second contact 300 which is fastened to the housing, and which elastically contacts a different surface of the battery held by the housing from the surface that is contacted by the first contact. The battery accommodating opening P is an opening with a freely expandable diameter formed by the housing 100, the first contact 200 and the second contact 300, which accommodates the battery in a position that extends along the board, and which is smaller in size than the battery.