Abstract: The present invention relates to an electric motor used in household appliances such as washing machines, comprising a rotor, a stator, more than one winding the diameter and coil number of which are determined according to the desired power and the number of revolutions, more than one terminal to which the winding ends are connected, a connector wherein the terminals are situated, fixed on the stator and which provides the electrical connection between the windings and the external power source and a thermal switch connected in series to the windings, which cuts off the electric current passing therethrough and stops the operation of the electric motor by detecting the increase in the current that occurs due to reasons such as excessive load and mains voltage variability.

Abstract: A waterproof simplex receptacle includes a main body and a front portion. The front portion includes a front surface and rear surface. Terminals are recessed rearwardly from openings formed in the front surface, and are connected to wires extending rearwardly from the main body. The front surface includes a first surface portion, in the vicinity of the openings, which is positioned forwardly from a second surface portion that is located generally outboard of the first surface portion. Optionally, the first surface portion may be in the form of outwardly-extending ridges around the terminal openings, a convex surface, or a sloped or slanted surface, for example, and configured to direct water or other liquids away from the terminal openings associated with the terminals.

Abstract: An adaptor may include a body portion and a conduit receptacle. The body portion may include a cross-member and first and second arms extending from the cross-member. The first and second arms may include first and second engagement features, respectively. The conduit receptacle may extend from the cross-member in a direction opposite the first and second arms and may include an aperture and a third engagement feature. The third engagement feature may retain an outer surface of a conduit. The conduit may receive and protect a plurality of wires transmitting electrical power to an electrically powered component.

Abstract: An external connector block that can be positioned over multiple standard-sized power supply terminals that are secured to the housing of, e.g., a compressor is disclosed. The connector block includes an electrically conductive bridge connecting respective pins of the terminals in parallel. By connecting the terminals in parallel, the connector block increases the maximum allowable operating current of a terminal connection, while still utilizing standard-sized power terminal feed-throughs. As such, the connector block of the present disclosure may enable higher power rated applications without requiring a new power supply terminal design.

Abstract: A receptacle comprises a simplex body with a front portion and terminals. A rear housing encloses female connectors and a ground connector, which are attached to corresponding terminals. Insulation displacers comprise conductive elements that cut through insulation on each side of power-supply wires. Features of both waterproofing and insulation displacement are therefore combined.

Abstract: A waterproof simplex receptacle (300) includes a main body (302) and a front portion (308). The front portion (308) includes a front surface (304) and rear surface (306). Terminals (310) extend outwardly from the front surface (304), and are connected to wires (318) extending rearwardly from the main body (302). The front surface (304) is angled. Further, ridges (224) can be positioned around the terminals (310) so as to prevent water or other liquids from entering apertures associated with the terminals (310).

Abstract: A power connector (100) includes an insulator (2) and a cap (1). The insulator defines a bottom wall and three mounting holes (21, 22 and 23) extending upwards from the bottom wall, the three mounting holes array in a triangle along a vertical surface, and each mounting hole opens forwards and upwards adapted for receiving a terminal (3). The cap is slidably mounted on the insulator, and comprises a plate (14) extending vertically to cover front surfaces of the mounting holes of the insulator and a roof (12 and 13) extending horizontally from an upper end of the plate to cover upper surfaces of the mounting holes. The plate of the cap forms three through-holes (141, 142 and 143) respectively communicating with the corresponding mounting holes and three frames (1411, 1421 and 1431) extending horizontally into the corresponding mounting holes from inner walls of said three through-holes.

Abstract: A plug assembly for a compressor having a shell, a terminal body on the shell, and a conductor pin extending through the terminal body, wherein a connector body of the plug assembly includes a plurality of electrical receptacles for electrical communication with the conductor pin at least partially disposed within a fence disposed around the terminal body. The plug assembly may be formed of a thermoplastic or thermoset material having a tensile modulus between 9500 MPa and 18000 MPa, and/or about 30 percent glass fibers. At least one electrical receptacle may be housed by an inner core of the plug assembly for electrical communication with the conductor pin. An annular sealing member may be supported by an outer body of the plug assembly for sealingly engaging the fence.

Abstract: A power connector (100) includes an insulator (2) and a cap (1). The insulator defines a bottom wall (242) and three mounting holes (21, 22 and 23) extending upwards from the bottom wall, the three mounting holes array in a triangle along a vertical surface, and each mounting hole opens forwards and upwards adapted for receiving a terminal (3). The cap is slidably mounted on the insulator, and comprises a plate (14) extending vertically to cover front surfaces of the mounting holes of the insulator and a roof (12 and 13) extending horizontally from an upper end of the plate to cover upper surfaces of the mounting holes. A wedge (241) is formed on the bottom wall of the insulator, and a nose (145) with a dent (1451) depressed therein extends horizontally from an lower end of said plate adapted for engaging with said wedge.

Abstract: A connector connection structure includes: a case having a side surface and a top surface, respectively extending in directions crossing each other at a first angle, and an opening; a connector terminal portion inserted into the case from the opening; a shield plate closing the opening; a bolt fastening the case and the shield plate; and a terminal block arranged in the case and connected to the connector terminal portion. The shield plate has a first portion extending along the side surface and closing the opening, a second portion extending along the top surface, and a bent portion positioned between the first portion and the second portion and bent at a second angle being smaller than the first angle. The bolt fastens the case and the second portion of the shield plate.

Abstract: A supply and control device of an electric appliance equipped with a fluid-tight terminal with pin contacts, typically a compressor, including a cup-shaped support formed by electrically non-conductive material, a plurality of electric contacts of the blade type accommodated within the cup-shaped support and presenting same protruding ends facing towards a same open side of the cup-shaped support, arranged in use at an angle with respect to the fluid-tight terminal, at least one wire clamping device integral with the cup-shaped support in a position immediately adjacent to its open side and a housing for a control device arranged within the cup-shaped support, adjacent to the blade contacts and accessible only through an opening obtained through a bottom wall of the cup-shaped support facing in use towards the fluid-tight terminal; the bottom wall being further provided with corresponding holes adapted to throughly receive, in use, the pin contacts and with first mechanical coupling members mating with second

Abstract: A simplex receptacle body (102) includes a front portion (108) with a front surface (104) and a rear surface (106). Terminals (110) extend through the front portion (108). A clip (138) is “snap-fit” on a rear housing (132), so as to provide waterproofing.

Abstract: An object is to provide a terminal cover which can be easily attached to a cluster while securely holding the cluster and which can protect lead wires extending from the cluster, a sealed type electromotive compressor whose terminal is covered with the terminal cover, and a refrigerant cycle device whose refrigerant circuit is constituted of the sealed type-electromotive compressor. The terminal cover comprises: a storage section which is depressed so as to contain a cluster electrically connected to the terminal and whose terminal-side face opens; and a recessed portion which is formed in a side wall inner portion connected to an opening of the storage section and which is to engage with a protruding portion protruding from the cluster, and an opening edge of the storage section is provided with a cut which corresponds to a terminal-side position of the recessed portion.

Abstract: An electrical connector adapted for use in terminating the individual solid and/or stranded wires of a NEMA cable includes a locking connector body having a plurality of nested cam levers, each of which selectively rotates to engage a spring clamp to releasably capture a conductor within the connector body, and without the need of inserting a tool into the device.

Abstract: Several embodiments of a hermetic terminal assembly are disclosed and an associated method. The terminal assembly includes a metallic body that has body a bottom portion. The bottom portion includes an interior surface, an exterior surface and at least one opening. The terminal assembly also includes a current-conducting pin extending longitudinally through the opening, and a prefabricated dielectric retainer receiving the pin and covering at least a portion of the interior surface and surrounding at least a portion of the opening. The terminal assembly includes a dielectric epoxy bonding to the body, the retainer and the pin, and providing a seal between the pin and the opening in the bottom portion through which the pin is extending. In another embodiment, the prefabricated retainer may be omitted entirely.

Abstract: A compressor is provided with a fluid tight electrical connector. The electrical connector is sealed against the seal compressor housing, and a cable end connector is detachably attached to a connector housing . Since the cable is separately attached to the connector housing, it is not directly connected to terminal pins in the compressor. This reduces damage to those terminal pins. Further, unique sealing arrangements make the electrical connection fluid tight.

Abstract: A hermetically sealed compressor assembly including a housing, an electric motor located in the housing, a compression mechanism located in the housing and operatively coupled to the motor, and a terminal assembly comprising a cup-shaped terminal body and having electrically conductive pins extending therethrough. The cup-shaped terminal body extends through and is sealingly attached to the housing. A cluster block assembly is in communication with the terminal assembly and includes a cluster block fitted to the terminal body, the cluster block having free volume therein. The pins are electrically connected to the motor through the cluster block assembly. A cavity is defined between the interior of the cup-shaped terminal body and the cluster block, and a dielectric material substantially fills at least one of the cavity and the cluster block free volume.

Abstract: A plurality of connection terminals are covered with a housing so that the plurality of connection terminals are collectively treated by handling of the housing. The housing is put over and fitted to a case of a compressor while connecting the connection terminals to connection pins for external wiring through an opening of the housing. With a seal member arranged in between, the opening is pressed against an external face of the case to conduct sealing between them.

Abstract: A connector block adaptable to engage with a terminal assembly of a hermetically sealed compressor, including a circular substantially flat surface that has a plurality of holes adaptable to receive the electrical conductor pins mounted inside the terminal assembly when the connector block is engaged with the terminal assembly. At least partially surrounding the circumference of at least one of the holes is a protrusion located on the substantially flat surface. The circular substantially flat surface defines a connector lip erected around its perimeter. This connector lip is designed to cover the open end of the cap of the terminal assembly and to surround the electrical conductor pins so as to minimize possible electrical arcing. The connector lip is fisher designed to seal the open end of the cap of the terminal assembly such that no particles from the hermetically sealed compressor could enter into the cap of the terminal assembly.

Abstract: Connector for forming an electrical connection between, on the one hand, a first subassembly (15) comprising at least two first electrically conducting elements and, on the other hand, a second subassembly (16) comprising at least two second electrically conducting elements, in which assembling means (60) act between the pressure area and the reaction area so as to clamp between them first and second bearing surfaces and in which the first subassembly (15) includes a casing (18) for positioning and flexible mounting of the first elements; the said casing carrying the pressure area and, opposite the pressure area, including an orifice (71) for allowing movement of the first bearing surfaces.

Abstract: A cluster block connector (10) includes a housing (12) having a base (14) and a cover (40), and a plurality of terminals (72), each being terminated to a respective conductor (70). The base (14) has a plurality of conductor receiving channels (22) having conductor surrounding portions (24) dimensioned to extend along a selected axial length and surround at least a portion of the conductor (70) disposed therein. The cover (40) includes a base receiving cavity (46) having a plurality of conductor surrounding elements (52) dimensioned to extend along a selected axial length and substantially surround a remaining portion of each of the conductors (70) upon the cover (40) being secured to the base (14) thereby substantially preventing contaminants from entering the conductor receiving channels (22).

Abstract: A hermetic compressor comprising a hermetic housing having a cylindrical sidewall portion, a portion of the sidewall disposed inwardly creating a recess, and a hermetic terminal assembly disposed in an opening in the recess to carry electric current into the housing. The terminal assembly includes a plurality of conductive pins each having an external portion preferably completely disposed in the recess so that the pins are completely shielded by the recess.

Abstract: A receptacle for an elongated electrical raceway is oriented so that its ground receptacle lies either above or below the raceway's longitudinal centerline, presenting a convenient orientation for the plug, that is not commonly provided for in a raceway environment. The receptacle employs insulation displacement connectors offset so as to connect electrical wires running longitudinally through a raceway channel to the line and neutral and ground sockets at the receptacle's face.

Abstract: A compressor is provided with an electrical connection within the length of the stator winding or another component, to reduce the total height of the compressor. The compressor includes a motor having a stator and a rotor, wherein the stator extends along an axis for a fixed axial length and the rotor rotates about the axis. The compressor also includes a set of terminal pins extending through the housing for providing electrical connection to the motor. The terminal pins are mounted onto the inside of the housing of the compressor and within the axial length of the stator. A connector having cooperating slots slides in a direction generally parallel, tangential or a combination thereof to the axis of rotation to connect the terminal pins to the motor.

Abstract: A connector block adaptable to engage with a terminal assembly of a hermetically sealed compressor, including a circular substantially flat surface that has a plurality of holes adaptable to receive the electrical conductor pins mounted inside the terminal assembly when the connector block is engaged with the terminal assembly. The circular substantially flat surface defines a connector lip erected around its perimeter. This connector lip is designed to cover the open end of the cap of the terminal assembly and to surround the electrical conductor pins so as to minimize possible electrical arcing. The connector lip is further designed to seal the open end of the cap of the terminal assembly such that no particles from the hermetically sealed compressor could enter into the cap of the terminal assembly. In one embodiment, the connector lip has an inside diameter that is slightly larger than the outside diameter of the open end of the cap.

Abstract: A connector plug (10, 20) for making electrical connection to the terminal assembly (40) of a hermetic compressor for an air conditioning or refrigeration system. The plug has a flexible skirt (15) that extends axially downward to fit snugly over the shoulder (43) of the body (41) of the terminal assembly when connected. An ear (16, 26) extends from the side wall (13) of the plug and has an engaging slot (17) which is sized and configured so that the engaging slot engages a stud (52) that extends from the compressor shell (51) in the vicinity of the terminal assembly when the plug is correctly installed on the terminal assembly. The ear may also include a cavity for receiving a thermal overload sensor (71) that may be associated with the compressors.

Abstract: A circuit arrangement for an automotive electrical power system to connect an electrical load to the vehicle battery power system either directly so that the load is powered continuously or through an ignition switch so that the load is powered only when the ignition switch is turned on. A plurality of female spade-type contact receptacles includes a first receptacle for connection directly to the vehicle battery power system, a second receptacle for connection to the ignition switch and a third receptacle for connection to the load. The contact receptacles are disposed relative to each other for receiving an automotive-type fuse assembly, having parallel coplanar male spade-type contact plugs, alternately in a first position between the first and third contact receptacles and a second position between the second and third contact receptacles.

Abstract: An electric connector, in particular between a generator and an electronic controller for inflatable motor vehicle airbags, with a connector housing for housing contact tubes with leads. In the coupling position, the connector housing lifts a jumper, disposed in a receptacle for the generator-sided plug pins, from the plug pins. To simplify the assembly and mount the connector reliably on the generator, the connector housing (1) has an assembly opening (2) which can be closed by a cover member (11) which is slidable over the assembly opening (2) and can be retained on the connector housing (1) by a pin (16), arranged in front of the cover member in the push-on direction.

Abstract: An electrical conductor pin assembly including at least one conductor pin having pin insulation, the conductor pin extending in sealed relation through a housing wall terminal assembly of a chamber and a lead wire connector block having an over-surface wall shield assembly extending from the outer face of the connector block configured to spacedly surround both the exposed pin assembly and pin insulation to provide tortuous passageways therebetween, the conductor pin of the assembly force fitting with a passageway in the connector block through a thin breakaway membrane with the wall shield assembly being in sealed relation wit the terminal assembly.

Abstract: An electrical coupling for use in an appliance such as a kettle or hot water jug comprises an inlet in the appliance having a standard pin configuration, but a non-standard profile to prevent a standard connector being inserted therein. A connector for engagement therewith has a standard socket configuration but a non-standard shape to prevent it being inserted in a standard inlet. The polarity of the line and neutral terminals within the connector is reversed with respect to the standard configuration.

Abstract: A hermetic terminal cover is arranged to be mounted onto a hermetic terminal of, such as, a closed-type compressor. The hermetic terminal cover has terminal caps for covering respective terminal strips of the hermetic terminal. Each terminal strip includes a terminal pin fixedly passing through a metallic base with an insulator interposed therebetween. The terminal caps are mutually connected by flexible ribs each having a curved shape, and preferably an arc shape. Accordingly, each terminal cap has a high degree of positional or displacement freedom to facilitate mounting of the terminal cap onto the corresponding terminal strip. Further, each terminal cap has an increased thickness at a portion corresponding to an exposed surface of the insulator holding the terminal pin. Accordingly, adverse affection of metallic powders, such as, generation of short circuits and sparks between the terminal pins and the metallic base is effectively prevented.

Abstract: A hermetic compressor with an external terminal shield including a cluster block, hermetic assembly, and an enclosure covering both the cluster block and hermetic terminal assembly, with electrical power supply wires leading out of the enclosure. A means for interlocking the cluster block with the enclosure is provided allowing disconnection of the cluster block from the hermetic terminal assembly when the enclosure is opened. The enclosure alternatively includes a protuberance urging the cluster block into sealing engagement with the hermetic terminal assembly. A disconnectable electrical connector is connected to supply wires leading from the cluster block to enable electrical connection to the hermetic terminal assembly to be broken without exposing the hermetic terminal assembly.

Abstract: A connector is described, which can be inserted into a hole in a base to securely mount therein while enabling removal and secure reinstallation. The base (14, FIG. 3) has a hole with an undercut groove (30). A connector mount portion (24) has a recess (42) that holds a snap ring (26). The snap ring has a gap that allows the snap ring to contract during insertion, and to then expand to lock into the groove in the base. An elastomeric spring ring (50) lies between the bottom of the recess in the mount portion and the radially inner surface of the snap ring, to prevent the snap ring from falling off prior to installation of the connector. The spring ring is readily compressed (at 50 in FIG. 8) when the snap ring is compressed during installation. A pair of contacts of the connector include vertical and horizontal portions (100, 102, FIG. 3) connected by a middle portion (110) that is bent at a right angle.

Abstract: A hermetic compressor with an external terminal assembly shield including a cluster block, hermetic terminal assembly, and an enclosure covering both the cluster block and hermetic terminal, with electrical power supply wires leading out of the enclosure. A means for interlocking the cluster block with the enclosure is provided allowing disconnection of the cluster block from the hermetic terminal assembly when the enclosure is opened. The enclosure alternatively includes a protuberance urging the cluster block into sealing engagement with the hermetic terminal assembly. A disconnectable electrical connector is connected to supply wires leading from the cluster block to enable electrical connection to the hermetic terminal assembly to be broken without exposing the hermetic terminal assembly.

Abstract: An electrical connector for forming an electrical connection to a pair of electrical terminals comprises first and second electrical connection members each having an eyelet formed with an arcuate, terminal-receiving slot. The connection members are held in fixed relative positions by either mounting them on, or moulding them into, an electrically insulating disc, or by clamping them by means of a clamping bar. In the connected condition of the connector the arcuate, terminal-receiving slots formed in the eyelets span at least opposite quadrants of a circle passing through the electrical terminals.

Abstract: A bi-level electrical cable or harness connector for right angle connection through a bulkhead. The individual conductors are disposed in superposed layers or levels in a connector body and terminate at staggered locations along the connector. Access holes are provided for pin insertion at right angles to the conductors. One layer is accessed through holes provided in a well and the other layer accessed through holes in the connector surface.

Abstract: A hermetic compressor with a permanent protective cover assembly including a protective cover, fastener means attaching the protective cover to the compressor housing over a hermetic terminal, and concealment means for preventing field technicians from viewing the fastener means and uncovering the hermetic terminal. The concealment means includes a cap that fits flush with the front face of protective cover over the fastener means. A terminal strip on the protective cover is in electrical connection to the covered hermetic terminal thereby eliminating the necessity to remove the protective cover during field service.

Abstract: In combination with at least two terminal assemblies each having body members sealed in the housing wall of a hermetically sealed compressor with outer pin segments extending therefrom, two terminal blocks engageably connected to each of the body members to electrically engage the outer pin segments of the terminal assemblies and a power lead block arrangement interconnectable with one of the terminal blocks to electrically connect the two terminal blocks to a power source.

Abstract: Within a hermetically-sealed compressor, a cluster assembly provides the connection to a three-prong header so that power can be applied to the motor within the compressor. The walls of the compressor are closed as completely as possible except for openings for leads extending from the cluster block and for pins from the header projecting into the cluster block. Each pin has a ceramic collar that is surrounded by a skirt extending from the cluster block surface. The collar and skirt configuration more than doubles the length of the path that an arc must follow if there is arcing between pins.

Abstract: An electrical connector pin assembly including at least one conductor pin extending in sealed relation through a housing wall of a chamber and a lead wire connector block having an over-surface wall shield extending from the outer face of the connector block to surround and minimize arcing from a conductor pin end portion extending into the connector block for electrical engagement with a lead wire end.

Abstract: A current resistive terminal block for connection to outer pin segment means projecting outwardly from a body member of a hermetic terminal assembly sealed in a housing wall, the terminal block including a main channel means to protect the outer pin segment means and diffuse possible leakage from the terminal assembly and subchannel means to encase and secure fused lead end wire connection means for the outer pin segment means.

Abstract: A terminal block assembly for connection to the interior side of an electrical hermetic terminal of a hermetic compressor is disclosed. The hermetic terminal comprises a cup-shaped metallic body member having a plurality of conductor pins which extend through spaced apertures in the body member and are hermetically secured thereto by means of a glass insulating material. A cylindrical open end of the cup-shaped body member is exposed to the interior of the housing. The terminal block assembly comprises a main body member and a lid member. The main body member includes a cylindrical side wall portion that fits snugly within the open end of the terminal body member. The conductor pins extend through apertures in a round bottom wall of the main body member into partitioned channels in which the conductor pins are electrically connected to respective wire conductors. The lid member interlocks with the main body member to cover the partitioned channels.

Abstract: Components for use with a base member in forming a cluster block assembly. More particularly the components include a cover housing which receives the base member and has slot-access cavities for terminals, terminals positioned in the cavities for being attached to wires entering the assembly and receptacles for sliding receiving post terminals entering the cavities through the slots and a cap for covering the cover housing.

Abstract: A channel outlet comprising a housing of insulative material has means for mounting the outlet in an opening in a channel-shaped cover of a channel housing and includes a terminal-receiving member and a cover member. Power terminals and a ground terminal are secured in cavities in the terminal-receiving member. The terminals have a first section adapted to terminate a respective electrical conductor thereto. The power terminals have wrap-around receptacle sections adapted to receive blade terminals of a conventional electrical plug therein. The ground terminal includes a contact member for sliding electrical contact with a ground pin of the electrical plug and a ground tab extending exteriorly of the cover member for ground connection to a channel-shaped base of the channel housing.

Abstract: A cluster assembly wherein a block has three longitudinal passageways. Connector clips are inserted into those passageways. The block has transverse holes in a front wall providing a communication to the clips so that pins from a header can pass through the holes and be connected to the clips. One of those holes has a boss surrounding it to improve the assembly of the cluster assembly to the three-pin header.