Abstract: A novel blade configuration does not exceed the permitted stresses for particular loads, especially as a result of centrifugal forces and which at the same time, allows the turbomachine to function with a high degree of efficiency. To this end, a moving blade for the turbomachine contains at least partially a cellular material, especially a foamed metal. The cellular material can be provided e.g. in the hollowed-out part of the moving blade.

Abstract: A method of manufacturing an amorphous alloy core including the steps of mixing an amorphous alloy powder with a solution made by dissolving a polyimide/phenolic resin binder in an organic solvent, evenly coating the binder in liquid phase on the surface of the alloy powder to make a powder of composite particles, molding the power of composite particles, and performing a heating treatment thereon.

Abstract: A measuring gas pump (1) including a pump housing (2) with a pump chamber (3) inside which is sealed by a working membrane (5). The membrane (5) is connected: by a connecting rod (8) or a similar type of lifting device to a crank mechanism (9). A heating device is provided in the upper area of the pump housing, specifically in the pump head (10). On one hand, in the drive-transmission area between the head of the connecting rod (6) on the membrane side and the crank mechanism (9), there are holes (11) for the reduction of heat transfer to the crank mechanism which are spaced in a longitudinal direction of the connecting rod and which are also diametrically opposed, in peripheral direction, with a resulting reduction in heat conductivity. On the other hand, there is an enlargement of the surface area, at least in the area adjacent to the crank mechanism, for purposes of heat dissipation, specifically through cooling ribs (12).

Abstract: A micropump comprising a pump body including a fluid inlet channel, a fluid outlet channel and pumping reservoir, the fluid inlet channel and the fluid outlet channel communicating with the pumping reservoir, a diaphragm covering the pumping reservoir, a piezoelectric strip actuator attached to the diaphragm such that by applying a voltage to the actuator, the diaphragm can be raised or lowered relative to the pumping chamber, a valve on the inlet channel and the outlet channel, the valve opening and closing the inlet and the outlet channel in response to the raising and lowering of the diaphragm.

Abstract: A two-piece blower housing may be used with a climate control furnace or with a water heater and provides cooling of the motor that rotates the blower fan and also provides dilution and cooling of exhaust gases drawn from the furnace or water heater. The housing is also constructed with one side that is positioned in a single plane that is easily mounted to a flat surface of the furnace or water heater and can be seated against the surface.

Abstract: A hermetic compressor having a cylinder assembly comprising a casing into which refrigerant flows, a rotor rotatably inserted in a stator disposed inside the casing, crank shaft, connecting rod connected with the crank shaft, piston, and cylinder assembly comprising a cylinder block, a valve plate connected with one side of the cylinder block and having a suction port for sucking refrigerant into the cylinder and discharge port for discharging the compressed refrigerant from the cylinder in the cylinder block, a suction valve for selectively opening the suction port, discharge valve for selectively opening the discharge port, cylinder head having suction and discharge chambers, a refrigerant path formed at one side of the cylinder head for letting refrigerant flow into the suction chamber, and a groove removed from the refrigerant path formed on the valve plate for guiding refrigerant from inside the casing into the suction chamber.

Abstract: A method of controlling shifting of a multiple ratio fluid motor (10) between first and second speed ratios. The motor includes a shift valve (61) operable to achieve the second speed ratio by interconnecting recirculating volume chambers (33R). The method includes providing a pressure control valve (75) in communication with a source (73) of pressure fluid, the valve (75) being operable to communicate a pilot pressure to the shift valve in response to changes in a command signal between a first signal (113B) and a second signal (113C). When a shift to the second condition is commanded, the method changes the command signal (113) from the first to the second over a first time (T1). For a shift back to the first condition (FIG. 3), the method changes the electrical command signal (113) from the second to the first over a second time (T2), wherein T2 is greater than T1.

Abstract: According to a scroll compressor of the present invention, lubricant is supplied to a compression chamber in the proportions of 2% by weight or more and less than 20% by weight of the lubricant to the sucked refrigerant amount. With this, it is possible to provide an efficient scroll compressor even when carbon dioxide is used as the refrigerant.

Abstract: A rotary piston displacement device having an impeller housng with an approximately cylindrical receiving chamber in which an approximately cylindrical piston, which has a smaller outside diameter than and which is mounted eccentrically relative to, the receiving chamber, is provided mounted on an eccentric drive. The rotary piston forms an approximately sickle-shaped interspace between its outer wall and the inner wall of the receiving chamber. This interspace is divided into a pressure chamber and a suction chamber by a separating crosspiece that is placed between an inlet opening that is located inside the housing and an outlet opening. The outer and inner fixing locations of the separating crosspiece, which is connected to the housing on the one side and the piston on the other side, are offset with respect to one another in the peripheral direction of the rotary piston.

Abstract: A pump (1) with one or more pistons (3; 103; 203; 303; 403), which can be rotated, especially for conveying essentially liquid media, the piston (3; 103; 203; 303; 403), having at least regionally a surface layer (17; 117; 217; 317; 417) of a polymer, especially of an elastomer, is constructed so that at least one recess (19; 119; 219; 319; 419), into which a supporting body (20; 120; 220; 320; 420) can be introduced for expanding the polymer layer (17; 117; 217; 317; 417), is assigned to the polymer layer.

Abstract: A blade for use in a tire mold, a combination of the blade with the tire mold, and a method of attaching the blade to the tire mold. An edge portion of the blade is received in a slot in the tire mold, and a body portion extends therefrom to form a sipe in a tire. One or a pair of tab portions attached to the edge portion is received in an indent in the slot, and a wedge forces the tab portion or portions into a locked position as the blade is driven into the slot. A break-away tendon or tendons attach the wedge to the tab portion or portions and break to allow wedge movement for achieving the locked position when the blade is driven into the slot. Alternatively, a wedge is pre-positioned in an housing in the indent whereby blade tab portions move into a locked position upon contact with the wedge. The mold is engraved, and the blade is formed by laser or water jet cutting.

Abstract: Powder mixture is supplied into a die under a state that a center pin is located lower than the top surface of the die, after which the center pin is lifted up to a given molding position where an annular molding space is defined between the center pin and the die. The powder mixture is then compressed from upper and lower sides with an upper plunger and a lower plunger to form a pellet. The center pin and the lower plunger are simultaneously lifted up to remove the pellet out of the die.

Abstract: An arrangement in connection with clamping tools, which comprises a nozzle structure which consists of coaxially arranged nozzle elements and is arranged to form one or more layers which cover a flexible elongated element on the surface of the flexible elongated element, which passes through the innermost nozzle element, in which arrangement at least the head of the nozzle element, which controls the flexible elongated element, is a separate unit which is arranged to be pushed into its position in the direction of the flexible elongated element and provided with gripping means, which grip the innermost nozzle element of the nozzle structure as the unit arrives at the nozzle element. The joint between the separate unit and the nozzle element of the nozzle structure is arranged to be loosened by repulsive force acting on the separate unit in the direction of the flexible elongated element and the separate unit is arranged to exit from the nozzle structure in the direction of the flexible elongated element.

Abstract: A mold vent and method. The vent has expanding passages. A preferred vent comprises an insert that has a plurality of passages. One insert comprises a grate formed of a plurality of portions that interleave fingers forming vent passages therebetween that preferably are vent slots. Supports can be disposed between fingers. The grate preferably is discharge-machined from a blank cut from stock made material that preferably is non-porous and smooth. The grate can be mounted in a pocket in the mold cavity or carried by a movable pin. The grate can be used in a system that includes valving, a source of fluid, and, if needed, a source of vacuum to help facilitate venting by drawing atmosphere out of the cavity during molding. The grate can also be used to introduce fluid into the mold that can be foaming moldable material or a heat transfer medium.

Abstract: A method and apparatus for manufacturing unitary concrete blocks includes a form that defines the desired shape of the unitary concrete block. A form loading station delivers a lightweight concrete composite into the form. A station conveyor conveys the form from the form loading station through a curing oven. In the curing oven, the composite-filled form is cured into a unitary concrete block. The station conveyor conveys the form to a block removal station that removes the unitary concrete block from the form. The station conveyor returns the form to the form loading station to manufacture more unitary concrete blocks. For increased production, multiple forms can be conveyed between stations simultaneously. Additionally, a metering ingredient assembly may be used to deliver appropriate amounts of desired ingredients to a mixer for producing the lightweight concrete composite.

Abstract: A method and an apparatus for injection-molding plastic material articles, in particular articles consisting of a plurality of components, are disclosed. An injection molding machine has a mold, e.g. a stack mold. The mold is adapted to be temperature-controlled differently in different areas of the mold. A center platen of the stack mold on a first side thereof cooperates with a first mold portion via a first separation plane and, on a second side thereof cooperates with a second mold portion via a second separation plane. The stack mold is provided with a plurality of first, smaller cavities as well as with a plurality of second, larger cavities. A device are provided for injection-molding the first components of the plastic material article in first cavities located in the first separation plane and injection-molding the second components on the first components within the second cavities.

Abstract: A torch lighter includes a fuel nozzle assembly provided for vaporizing the fuel released therefrom to a high-pressured gaseous fuel to emit to the ignition chamber, wherein the vaporizer assembly includes a torch head, which is provided at an emitting end of a nozzle body and supported within a combustion housing, having a root chamber having a size larger than the size of the emitting end of the nozzle body to form a gas stabilizing reservoir to ensure a collective and stable flow of the mixture gas, and two or more elongated nozzle ducts each having an ignition end and a root end extended to a ceiling of the root chamber, wherein a mixture gas ejected from the two ignition ends is ignited in the ignition chamber to form two torches soaring away from the two ignition ends of the two nozzle ducts.

Abstract: A micro gas burner is provided that generates a stable, pre-mixed flame that produces little to no soot or unburned hydrocarbons. The gas burner includes a fuel inlet, nozzle, oxygenation chamber with at least one air inlet, a mixing chamber having a frustoconical inner wall, at least one permeable barrier and a flame holder. The gas burner thoroughly mixes fuel and entrained air to form a nearly stoichiometric mixture prior to combustion. The gas burner mixes the fuel and air so thoroughly that it requires a lower fuel flow rate than would otherwise be necessary to produce a stable, pre-mixed flame. The gas burner may include an optional flame tube in which a flame is contained and sequestered from diffusing air.

Abstract: An orthodontic appliance anchored to the bone of the patient's mouth, the appliance having a wire guide for use with orthodontic tension bands to alleviate the use of other teeth as anchors. The device and method utilize a thin plate anchor body having at least one aperture, a bone fastener receivable through the anchor body aperture, and a tension band and/or wire guide channel affixed to the anchor plate body.

Abstract: A method for securing a spacer to an implant integrated in bone. A spacer and a screw are engaged with a holder in a rotationally fixed position with respect to the holder. The spacer is engaged in a spacer engaging portion of the holder and the screw is engaged in a screw engaging portion of the holder. The screw is inserted in a threaded receiving passage of the implant such that threads on the screw engage threads of the receiving passage. A rotational motion is applied to the holder, thereby rotating the rotationally fixed spacer and screw and screwing the screw into the receiving passage of the implant. A cooperation between a bearing surface of the spacer and a top surface of the implant is established at a predetermined position of screwing. The holder is separated from the spacer and the screw.

Abstract: A dental post comprising a rod fabricated of fiber-reinforced composite material. The rod comprises a plurality of frustoconical sections arranged coaxially along the longitudinal axis of the rod. Preferably the rod has consistent width along the longitudinal axis wherein the frustoconical sections each have the same tapered width and same length. The number of frustoconical units per rod can vary. The frustoconical sections may vary in shape. Moreover, the rod may include a channel therein extending along the longitudinal axis thereof. The rod may also include one or more grooves extending along the surface thereof.

Abstract: The night vision goggle training apparatus simulates the size, feel and handling of actual night vision goggles. A narrow band-width green filter is positioned over the viewing port, to simulate nighttime viewing conditions. The image intensification system used in night vision goggles is eliminated; limiting use of the training goggles to daytime use. The out of balance weight of the night vision goggles is identical to actual night vision goggles. Brightness control is simulated by attenuation filters that fit over the objective lens. The blooming effect of lights is simulated with a star filter. A thin, fine mesh screen is used to simulate reduced acuity, scintillation and ghosting effects during low light or rapid motion, which occur during use of actual night vision goggles. The objective focus and diopter adjustment are identical to night vision goggles.

Abstract: A learning system, method, and software generate a navigation path through a course based on a learning strategy. The course may be navigated by receiving graphs corresponding to the course, applying the learning strategy to the graphs, and generating a navigation path through the course for the learner based on the applied strategy. The navigation path may be used to suggest content from the course for presentation to a learner.

Abstract: The invention relates to a method and system for individually exercising one or more parameters of hand movement such as range, speed, fractionation and strength in a virtual reality environment and for providing performance-based interaction with the user to increase user motivation while exercising. The present invention can be used for rehabilitation of neuromotor disorders, such as a stroke. A first input device senses position of digits of the hand of the user while the user is performing an exercise by interacting with a virtual image. A second input device provides force feedback to the user and measures position of the digits of the hand while the user is performing an exercise by interacting with a virtual image. The virtual images are updated based on targets determined for the user's performance in order to provide harder or easier exercises.

Abstract: A fiberscope training apparatus comprises mouth and/or nose aperture(s) leading to a network of multiple pathways through which a fiberscope may be manipulated. The pathways are formed by connection together of a number of individual branch components which are individually typically of a general Y-configuration. They may be connected together sequentially to form an expanding number of pathways in two or three dimensions. Further components may represent internal organs.

Abstract: An electronic device having rotatable display. The rotatable display includes a data transmission board having at least one first connector, a first locating plate on which the data transmission board is secured, a second locating plate for rotational engagement with the first locating plate and a printed circuit board having a plurality of concentric connecting portions secured on the second locating plate. The first connector maintains contact with the connecting portions for signal transmission by means of the rotational engagement of the first locating plate and the second locating plate.

Abstract: A connector block having an alarm-isolation circuit includes a first alarm input terminal, a second alarm input terminal, a first alarm output terminal, a second alarm output terminal, and at least one diode. The first and second alarm input terminals are operable for electrical connection with a two-wire alarm input. The first and second alarm output terminals are electrically connected respectively to the first and second alarm input terminals. The at least one diode is electrically connected between the first alarm input terminal and a first alarm output terminal, thereby forming a portion of the alarm-isolation circuit. The one alarm-isolation circuit is capable of forwarding an electrical signal to a remote location. In other embodiments, a diode is used between each alarm input terminal and alarm output terminal, thereby inhibiting feedback among the alarm output terminals and the associated alarm input terminal.

Abstract: An electronic connection system including a chassis defining at least one tray having a mechanical coupling. A high speed backplane is positioned on the chassis. A tray supports an electrical device such that the tray is engageable with the mechanical coupling to align a tray electrical connector to engage the backplane when the tray is fully engaged with the at least one tray receiving port to establish electrical communication between the electrical device and the high speed backplane. The mechanical coupling provides a structural connection to the chassis for the tray.

Abstract: An interconnection element and a method of forming an interconnection element. In one embodiment, the interconnection element includes a first structure and a second structure coupled to the first structure. The second structure coupled with the first material has a spring constant greater than the spring constant of the first structure alone. In one embodiment, the interconnection element is adapted to be coupled to an electronic component tracked as a conductive path from the electronic component. In one embodiment, the method includes forming a first (interconnection) structure coupled to a substrate to define a shape suitable as an interconnection in an integrated circuit environment and then coupling, such as by coating, a second (interconnection) structure to the first (interconnection) structure to form an interconnection element.

Abstract: An electrical connector (1) for connecting a land grid array (LGA) chip with a printed circuit board (PCB) includes a housing (10), and terminals (110) received in passageways (101) of the housing. The housing has a base (100) and sidewalls (102, 104), the base and the sidewalls cooperatively defining a space therebetween for retaining the LGA chip. Two sidewalls each define recesses (1021), thereby forming projections (1020). When terminals are installed near the projections, a carrier strip (11) connecting the terminals is bent so that connecting sections (111) of the carrier strip are received in corresponding recesses. The connecting sections are cut off, and the carrier strip is removed. The recesses enable the carrier strip to be manipulated so that sufficient space is made available for cutting off of the connecting sections without interfering with the sidewall. The projections provide precise fitting positioning of the LGA chip in the space.

Abstract: A connector for mounting to a circuit board, includes a housing and a plurality of terminals arranged side by side at the predetermined pitch. Each terminal includes a flat base portion, a pair of contact members formed from a continuous folded-back portion that is folded back to one side of the flat base portion, and a carrier coupling section that is bent at substantially right angle to the opposite side of the flat base portion. The housing holds the terminals by an over-molding of the housing around the flat base portions of the terminals to form a generally flat plate-like housing. The pair of contact members of the terminal extends toward one surface of the dielectric housing and the carrier coupling section extends toward the other surface of the housing.

Abstract: An electrical connector assembly (1) includes a base (10), a frame (13) assembled on the base, and a fixing member (11) engaged with the base. The base defines first and second installation portions (12, 15) having first and second pivot holes (120, 121) therein. An orientation portion (1210) is formed adjacent the second installation portion, thereby defining a fastening slot (1212) therebetween. The fixing member includes an actuator lever (14) and a fastening ring (114) having an opening. The actuator lever includes an actuator (110) and an operation handle (113). When the fixing member and the base are assembled together, the actuator is installed into the base via the pivot holes, the fastening ring clasps the actuator, and the fastening ring is positioned in the fastening slot. Thus, during rotation of the actuator lever, the fastening ring enables reliable positioning of the actuator lever relative to the frame.

Abstract: A low profile board-to-board connector assembly includes a receptacle and a detachable plug. The receptacle has a receptacle housing with a plurality of arrayed first contacts mounted therein. Each first contact has a base portion, a first solder tail portion extending outwardly from one end of the base portion for connection with a first PCB, a retention portion perpendicular to the base portion, and a free first spring contact portion bent from the other end of the base portion and extending parallel to the retention portion. The plug has a plug housing with a plurality of arrayed second contacts mounted therein. Each second contact has a U-shaped portion with a pair of legs one of which is a free second spring contact portion and the other of which is a locking portion, and a second solder tail potion bent from an end of the locking portion and extending outwardly for connection with a second PCB.

Abstract: A motherboard with multiple power selectivity. The components formed on the motherboard comprise a 20-pin ATX power male connector and a 4-pin ATX power male connector. The 20-pin ATX power male connector is coupled electrically with devices and a CPU socket on the motherboard through circuits thereon. The 4-pin ATX power male connector, with four pins configured in line, is applied to provide individual +12 volts/ground/ground/+5 volts power. The 4-pin ATX power male connector is coupled electrically with the CPU socket.

Abstract: An electrical connector assembly is provided including contacts with front portions, intermediate portions, and rear portions. The intermediate portions are bent so that the front portions are aligned at an angle to the rear portions. The electrical connector assembly includes a first housing having a rear wall, through which the front portions of the contacts extend. The electrical connector assembly includes a second housing having a base that receives the rear portions of the contacts. At least one of the first and second housings form a pocket containing the intermediate portions of the contacts. The electrical connector assembly includes an encapsulate liquid placed into the pocket that hardens to hermetically seal the intermediate portions of the contacts.

Abstract: An electrical device such as a ballast for fluorescent lamps and including a housing, a terminal, and a catch element for connecting the terminal to the housing, the catch element including a catch leg for connecting the terminal to the catch element and for connecting the catch element to the housing. Accordingly, the electrical device is designed such that the individual terminal sites of the terminal have minimal positional tolerance so that the terminal can be wired with an automatic installation machine without the danger of misinsertions.

Abstract: An electrical distribution system includes a track having a longitudinal extension and a facia. The facia has an elongate slot extending generally parallel with the longitudinal extension. The slot includes a plurality of elongate side channels extending transversely from and generally parallel to the longitudinal extension. The track includes a plurality of electrical conductors, with each electrical conductor being positioned within a corresponding side channel. The plurality of electrical conductors include at least one data conductor. A modular electrical component includes a male connector extending therefrom which is disposed within the slot. The male connector includes a plurality of electrical terminals extending therefrom, with each electrical terminal disposed within a corresponding channel and electrically coupled with a corresponding conductor.

Abstract: A lever-type connector (10) has a frame-shaped holder (11) for accommodating auxiliary connectors (24). A lever (40) is mounted on the holder (11) and is adapted to connect the lever-type connector (10) and a male connector (50) by cam action effected as the lever (40) is rotated. The lever (40) extends along only one wall surface of the holder (11). Thus, wires (27) and the lever (40) are unlikely to interfere with each other. Further, the lever (40) is accommodated in a recess (16) of the holder (11) and is held from opposite sides along a direction of the rotational axis. Thus, the lever (40) will not deform along the direction of the rotational axis and will not detach from the holder (11).

Abstract: A connector assembly includes a housing and a first connector mounted on the housing and adapted for mating with a second connector. Both connectors have electrical conductors for communicating electrically with each other. The assembly also includes a yoke pivotally coupled to the housing. The yoke is pivotal to an open position and to a closed position. The yoke is engagable with the second connector to move the second connector into full mating engagement with the first connector as the yoke is pivoted to its closed position. A latching device is coupled to the yoke, and the latching device is releasably engageable with the housing to releasably hold the yoke in its closed position. The latching device is operable to unlatch and permit the yoke to be pivoted to its open position and allow the second connector to be disconnected from the first connector if sufficient tension is applied to the second connector in a direction to pull the second connector away from the first connector.

Abstract: An ejector latch connector assembly for establishing an electrical connection between an ejector latch and a printed circuit board (PCB) is disclosed. In one embodiment, the present invention is comprised of an ejector latch. The present embodiment is further comprised of a compression-fit connector integrated with the ejector latch. The compression-fit connector adapted to provide a removably coupleable electrical connection between the ejector latch and a printed circuit board (PCB) such that inadvertent disconnection of the removably coupleable electrical connection between the ejector latch and the PCB is reduced.

Abstract: A connector includes a male connector housing and a female connector housing having therein a fitting detector member. The fitting detector member includes a fitting detector terminal to be brought into contact with a short-circuit terminal disposed within the male connector housing when the female connector housing is completely fitted with the male connector housing; and a locking member having an engaging portion with the male connector housing. These components are formed separately from the female connector housing. The locking member made of resin is fixed to the fitting detector terminal made of metal. The locking member is displaced together with the fitting detector terminal in the process of the fitting operation of the female connector housing with the male connector housing.

Abstract: A connector is disclosed for joining two cable ends. The connector includes a load transfer plug adapted to couple to a strength member in each end of the cable. A connector insert assembly is coupled to an inner portion of each load transfer plug. Conductor terminals are disposed in corresponding openings of the insert. The terminals protrude from the insert. An alignment sleeve holder is coupled to one of the insert assemblies. The alignment sleeve holder includes alignment sleeves for receiving the protruding terminals. A housing element is sealingly coupled to an exterior of each of the plugs. The housing elements are adapted to coupled to each other and to urge the connector insert assemblies into contact with each other, and to transfer axial load between the plug coupled to each end of the cable. The housing elements have rotational and axial alignment features on corresponding surfaces. The housing elements are adapted to be removed from the plugs without uncoupling the cable from the plug.

Abstract: An integrated circuit connector for a integrated circuit being connected to a circuit board primarily includes a base inserted with terminals, a restrained cover, which is capable of moving horizontally relative to the base, a drive device, which is disposed between the base and the cover and can actuate the base to move relative to the cover, and a locating device, which is arranged to attach to the cover, the base and the drive device to restrain vertical positions of the cover, the base and the drive device so that it is possible to prevent the cover and the base from loosening and to keep the rotational shaft of the drive device in place.

Abstract: An socket (20) includes a base (30), a cover (50) slidably mounted on the base, a lid (60) attached to the base by plates (70A). The cover has guiding protrusions (56A) mated with guiding grooves (72A) of the plates, respectively. The guiding grooves each include first and second parts (705A, 707A) communicated smoothly with each other. A center line of the first part departs radially offsetly from a center point of the plate so that either of opposite sides of the first part can urge the guiding protrusion therein to make the cover move relative to the base between open and close positions. A center line of the second part has an arc shape whose center point is the center point. Thus, neither of opposite sides of the second part can actuate the guiding protrusion and the cover is kept immovable in the close position when the lid is over-urged.

Abstract: The electrical connector has a pair of first and second terminal fittings each connected to each of a pair of first and second electrical cables and a connector housing holding the terminal fittings. The electrical connector comprises a cable distinction device for electrically connecting the first electrical cable to the first electrical cable and the second electrical cable to the second electrical cable. The cable distinction device has a cutout with a shoulder, the cutout allowing insertion of the electrical cables into the connector housing, the shoulder being positioned at a middle of an inner edge of the cutout, and the shoulder allows insertion of the first electrical cable but prevents insertion of the second electrical cable into the connector housing. The first and second electrical cables have an outer diameter equal to each other, and the first electrical cable has a protrusion projecting from an outer surface of a sheath to abut against the shoulder of the cutout when inserted in to the cutout.

Abstract: A cord guard has a power cord confining tube formed from a pair of wall members each of which has a series of stepwise and spirally extending wall panels. The panels of one of the wall members intertwines with the panels of the other of the wall members and both horizontal and vertical gaps are located between adjacent panels. In use, the tube readily flexes to a limited extent as needed by a spreading apart of the panel section margins that form the horizontal gaps.

Abstract: This invention is directed to a receptacle having an indictor which identifies the receptacle as being a hospital grade receptacle. The indicator can be a green colored window in the face of the receptacle that is always visible. A light emitting means such as a light emitting diode located behind the window and coupled across the phase and neutral contacts of the receptacle provides a positive indication that the receptacle is connected to a live circuit.

Abstract: An detachable connector for a lamp on a pendent lamp has a holder, a socket, an attaching device, a plug and a connecting tube. The holder is mounted in the frame of the pendent lamp. The socket is detachably attached to the holder by the attaching device and is electrically connected to a power source. The plug corresponds to and is selectively inserted into the socket to electrically connect to the socket and is electrically connected to the lamp. The connecting tube is securely attached to the plug and is connected to the lamp. Accordingly, the lamp is detachable from the frame of the pendent lamp so a person can easily and conveniently assemble the pendent lamp. In addition, the space for transporting or storing the pendent lamp can be reduced.

Abstract: A one-piece, zinc die cast electrical connection fitting for a junction box characterized by snap-in locking fingers positioned 180° apart on the leading or the insertion end of the fitting and tensioning fingers on either side of the locking fingers.

Abstract: An electrical connector (1) includes an insulative housing (10), a number of terminals (20) received in the housing, a spacer (30), and a pair of board locks (40) secured to the housing. The housing includes a pair of side walls (11), a partition wall (12) horizontally extending between the two side walls, and a middle wall (13) extending perpendicularly to the partition wall. The housing defines a first cavity (103), a second cavity (104) and a mating face (101), and includes a first mating tongue (14) extending in the first cavity and a second mating tongue (15) extending in the second cavity. Each side wall includes a flange (110) projecting from a top edge thereof and the two flanges extend toward each other above the first mating tongue. The terminals are respectively disposed in the first and the second mating tongues to electrically engage complementary mating connectors.