Abstract: Blade load path on a gas turbine disk can be diverted to provide a significant disk fatigue life benefit. A plurality of gas turbine blades are attachable to a gas turbine disk, where each of the gas turbine blades includes a blade dovetail engageable in a correspondingly-shaped dovetail slot in the gas turbine disk. In order to reduce gas turbine disk stress, an optimal material removal area is defined according to blade and/or disk geometry to maximize a balance between stress reduction on the gas turbine disk, a useful life of the gas turbine blade, and maintaining or improving the aeromechanical behavior of the gas turbine blade. Removing material from the material removal area effects the maximized balance.

Abstract: A blade used in a gas turbine engine in which the blade is formed of a blade portion made from a metallic material, and a tip portion made of a ceramic material, the tip portion forming at least 10% of the overall blade length such that the blade is lighter than a all-metallic blade. The ceramic tip of the blade allows the blade to withstand higher temperature environments without damaging the blade as would occur in an all-metallic blade.

Abstract: A nose cone for a turbomachine, such as a turbojet in particular, the cone being mounted on the end of a shaft carrying fan blades and being associated with a controlled axial displacement mechanism, thereby making it possible to modify the axial position of the cone relative to the fan blades.

Abstract: A compressor includes an orbiting member and a non-orbiting member mounted relative the orbiting member to define first and second chambers disposed between the orbiting and non-orbiting members. The non-orbiting member forms a seal to generally prevent fluid communication between the first and second chambers when in a first position and breaks the seal to allow fluid communication between the first and second chambers when in a second position. A structure supports the orbiting and non-orbiting members for relative orbital movement therebetween and a time pulsed actuation apparatus is coupled to the structure and configured to selectively break the seal.

Abstract: An apparatus for storage of potential energy using water from a deep body of water is described. The apparatus comprises one module including a cylinder, a piston slidably connected to the cylinder, a column for storing the water from the deep body of water received through an inlet being in communication with the cylinder/piston, and a connecting tube which mutually connects the cylinder and the column. The apparatus further comprises driving means for reciprocally displacing the piston in relation to the cylinder, wherein the driving means is a crankshaft drivingly connected to the piston and at least one flywheel mounted to the crankshaft for counteracting the pressure as result of the water stored in the column.

Abstract: A pump for pumping one or more media comprises a housing (1) having an actuator chamber (2) and at least one pump chamber (4). The pump chamber (4) is provided with an inlet port and an outlet port. The pump chamber (4) is delimited by a displacement member (5) which is movable to and fro between a first position and a second position. The pump further comprises a movable actuator body (3), accommodated in the actuator chamber (2) and consisting of a magnetizable or magnetic material, for driving the displacement member (5). The pump also comprises magnetic drive means (8a, 8b) for creating a magnetic field in order to move the actuator body (3). The actuator body (3) is freely movable relative to the displacement member (5) so that the displacement member (5) can be moved, by means of an impact motion of the actuator body (3), from the first to the second position.

Abstract: The present invention is directed towards an air circulation device. The air circulation device is capable of producing and directing an air current to a desired location. The air current is used to circulate stagnant air which, in turn, provides a cooling effect. Advantageously, the device is electrically powered by 12-volt direct current (DC) but is capable of producing an air current of a magnitude similar to or greater than that produced by air circulation devices which are powered by 120-volt alternating current (AC). Further, the device contains at least one retractable elongated support which allows the device to stand upright on a flat surface when the support is in an extended position. When the device is not in use, the support may be retracted so as to be protected from being damaged during transport. Still further, the device is manufactured of a polymeric material and the motor and bearings of the device are sealed.

Abstract: Disclosed is a displacement type expansion machine. In the displacement type expansion machine, a communicating passage (72) for allowing fluid communication between an expansion-process intermediate position and an outflow position in an expansion chamber (62) is provided thereby to allow the fluid at the outflow side to return to the expansion chamber (62). Such arrangement prevents the pressure of the expansion chamber (62) from being lowered to an excessive extent in predetermined operating conditions, thereby avoiding the drop in power recovery efficiency.

Abstract: A scroll compressor has a moving scroll and a stationary scroll in contact with each other. A seal ring for defining a back pressure space at a rear side of the moving scroll is provided and its position is adjusted between a sealing position and a leakage position with respect to an end plate of the moving scroll.

Abstract: In a scroll fluid machine, a driving shaft extends axially to allow an orbiting scroll to revolve with respect to a fixed scroll thereby compressing a gas introduced from the outer circumference of the fixed scroll in a compressing chamber formed between the orbiting and fixed scrolls. From one end of the driving shaft, external air is introduced in a cooling hole extending axially of the driving shaft to cool the driving shaft. A cooling fan is rotatably secured at one end of the driving shaft to rotate by the driving shaft to cool the fixed scroll. The cooling fan comprises a base plate having a main fin on one side surface facing the side of the fixed scroll and a plurality of auxiliary fins on the other side surface to prevent cooling-finished air from invading into the cooling hole of the driving shaft.

Abstract: In a continuous molding apparatus equipped with a long core 10 having a curvature disposed on a plane, a release film supplied from a lower release film feeder 20 is sent onto the core 10, and prepreg sheets supplied from a prepreg sheet feeder 30 are laminated thereon and preformed. A release film supplied from a release film feeder 40 is disposed on top of the laminated body, before the body is sent into a hot press 50. A puller 60 moves the laminated body without loading tension thereto. The laminated body enters a postcure device 70 in which thermosetting of the material is completed.

Abstract: A method and apparatus for forming laminate composite structures. At least two laminae, each containing electrically conductive reinforcing fibers, are placed upon each other in contacting relationship to form a generally layered structure. The layered structure may be subjected to heat to conductively transfer heat through the layered structure and thereby improve the surface contact between the two laminae. The layered structure is volumetrically heated by inductively transferring energy to the electrically conductive reinforcing fibers. The heated, layered structure is consolidated, such as by applying pressure and reducing the temperature of the layered structure. The consolidated structure is then quenched by rapidly cooling the consolidated structure in a directionally controlled manner about a midplane thereof.

Abstract: To provide a rice-ball making implement by which a properly compacted and good-looking rice ball in a state of being packed can be made easily. Two containers (3), (3) are connected to be openable/closeable by the intermediary of a bend part (5). The container (3) comprises a base element (9) and a standing wall (10) formed on the outer peripheral edge of one side of the base element (9) in a protruding manner. Height of an upper edge of each of two side-part standing walls (16), (16) constituting the standing wall (10) is made to become gradually larger toward the front end. When the two containers (3) (3) are bent in a manner of closing them, a side-part standing wall (16a) and a front-end standing wall (19a) of one container (3a) overlaps an inside of a side-part standing wall (16b) and an inside of a front-end standing wall (19b) of the other container (3b).

Abstract: A self-ligating orthodontic bracket for captivating an archwire with a tooth. The bracket includes a bracket body mountable to a tooth and a self-ligating mechanism having an archwire slot and a ligating slide. The ligating slide is movable between an open position in which an archwire is insertable into the archwire slot and a closed position in which the archwire is retained in the archwire slot. The bracket body may be formed from a non-metallic material, such as a polymer, a filled polymer composite, or a ceramic, and the self-ligating mechanism may be formed from a metal. The bracket may include a resilient engagement member with a detent positioned to engage an aperture extending through the ligating slide when the ligating slide is in the closed position.

Abstract: Disclosed are human tissue phantoms mimicking the mechanical properties of real tissue, and methods for manufacturing thereof including the steps of obtaining a computer aided three-dimensional design of a phantom mimicking the tissue in shape and size; fabrication of a mold form facilitating the production of the designed phantom; molding said phantom with the use of two-component silicon gels as a bulk tissue-mimicking material having Young's modulus in the range of 2 to 30 kPa; filling the enclosed volume of said phantom with anatomical and pathological tissue structures mimicking their respective mechanical properties and having Young's modulus in the range of about 30 to 600 kPa; covering said phantom by a protective layer having mechanical properties to a human tissue protective layer; and securing the phantom perimeter on a supporting plate by a rubber barrier.

Abstract: An electrical coupling device for solar cells includes a conductive member characterized by a single shaped thickness of material. The member includes a first portion extending a first length from a first end region and a second portion extending a second length from a second end region. The member also includes a U-like-shaped portion including a first branch, a second branch, and a joint region integrally connecting the first branch and the second branch. The first branch is integrally connected to the first portion at a first junction region and the second branch is integrally connected to the second portion at a second junction region. The first end region connects a first electrical lead of a first solar cell and the second end region connects a second electrical lead of a second solar cell which is disposed at flexible distance allowed by deforming the U-like-shaped portion elastically.

Abstract: Example embodiments of the present invention include a socket for testing a semiconductor package. The socket comprises a body having a through hole. A lower magnet is disposed in a lower region of the through hole, and a first type magnetic pole of the lower magnet is directed upward. An upper magnet is disposed in an upper region of the through hole, wherein the first type magnetic pole of the upper magnet is directed toward the lower magnet. The upper and lower magnets are structured to absorb a shock wave which is generated when the semiconductor package is arranged for testing. A conductive medium is disposed between the lower magnet and the upper magnet to electrically couple contactors of the semiconductor package to a base substrate of the socket.

Abstract: An interface card module applied in a computer system is provided. The interface card module includes an interface card and an adapter. The interface card includes at least one interface card connector disposed on a first side of the interface card. The first side is fastened on a case of the computer system. The adapter is electrically connected to the interface card connector. The adapter provides a first power for driving the interface card and providing partial or entire power consumed by the interface card.

Abstract: There is provided a wiring board including: a terminal group including a plurality of terminals arrayed along a specified array axis; and a pair of alignment marks disposed on opposite sides of the terminal group in the direction of the array axis. The alignment marks each have a first portion extending so as to intersect at an angle to the array axis. The first portions of the alignment marks and the plurality of terminals extend from the terminal group to a common phantom center point that is apart from the terminal group in the direction intersecting the array axis.

Abstract: A hybrid circuit board includes a first circuit board and a second circuit boards. The first circuit board includes a first body having a slot, and a first circuit pattern formed on the first body and extended to the slot. The second circuit board includes a second body, a protruding portion, a second circuit pattern, and a separating member. The protruding portion extends from the second body. The protruding portion is inserted into the slot of the first circuit board to combine the second circuit board to the first circuit board. The second circuit pattern is formed on the second body to be extended to the protruding portion, so that the second circuit pattern is electrically connected to the first circuit pattern of the first circuit board. The separating member is disposed between the second body and the protruding portion to separate the protruding portion from the second body.

Abstract: According to one embodiment, a printed circuit board includes a first dielectric layer, a circuit component mounted on the first dielectric layer, and a second dielectric layer. The first dielectric layer is provided with a via hole which opens at a surface thereof and in which a conductive layer is provided, and a conductive pattern connected electrically to the conductive layer of the via hole. The circuit component is provided with a bump at least a part of which is inserted in the via hole and bonded to an inner surface of the via hole. The second dielectric layer is formed provided with another conductive pattern and laminated to the first dielectric layer to cover the circuit component.

Abstract: An embodiment of the present invention is a Land Grid Array (LGA) socket. A first L-shaped area has a first center, a first outer long side, and a first outer short side. The first L-shaped area contains a first set of contacts oriented in a first direction. A second L-shaped area has a second center, a second outer long side, and a second outer short side and is located symmetrically to the first L-shaped area. The second L-shaped area contains a second set of contacts oriented in a second direction opposite to the first direction such that pressing a device on the first and second sets of contacts results in approximately zero force and moment.

Abstract: The invention relates to a plug (11) for connection strips used in telecommunication and data technology, comprising a bottom part (1) and a top part (12) made of plastic, which are connected to each other, and at least one contact element (5) which can be plugged into a tapping contact of a connection strip. The bottom part (1) is longer than the top part (12) and is provided with electroplated metallic structures which form at least the contact element (5) and extend to the lower edge (9) of the bottom part (1). Also disclosed is a method for producing the inventive plug.

Abstract: A connector mounting structure includes a circuit board, a surface mount connector mounted to the circuit board, and an electronic component. The connector includes a connector body and a plurality of conductive terminals. The connector body has a base portion placed on a front surface of the circuit board and a tube portion. The terminals are disposed in the base portion of the connector body. The tube portion has a first opening portion for partially receiving the circuit board and a second opening portion for communicating with an external device. The electronic component is mounted to a back surface of the circuit board. A space for the electronic component is provided approximately beneath the base portion, between the back surface of the circuit board and the first opening portion of the tube portion.

Abstract: An electrical junction box that prevents deformation of a casing and breakage of a printed board due to an inserting force of a connector or the like is provided. A printed board is contained in a lower casing member. A bus bar laminated element is contained in the lower casing member above the printed board. An electrical component containing section including juxtaposed connector containing portions is provided on an upper side of an upper casing member above the bus bar laminated element. The upper casing member is mounted on the lower casing member. An upper reinforcement rib extends down from a lowermost stage insulation plate in the bus bar laminated element at a location below the electrical component containing section. The upper reinforcement rib is inserted into a through-hole in the printed board to extend down toward a bottom surface of the lower casing member. A lower reinforcement rib extends up from the bottom surface of the lower casing member to oppose the upper reinforcement rib.

Abstract: A second anisotropic electroconductive sheet 1 has a structure in which third elastomer regions 1B, each of which is electroconductive so as to enable current to flow between the front and the back thereof, are formed on an insulating second elastomer sheet 1A. An anisotropic electroconductive sheet 2 has a structure in which first elastomer regions 2B and second elastomer regions 3B, each of which is electroconductive so as to enable current to flow between the front and the back thereof, are formed on an insulating elastomer sheet 2A. The first elastomer regions 2B are arranged so as to match up with the third elastomer regions 1B. Furthermore, wiring patterns 2C are formed on the elastomer sheet 2A for connecting the first elastomer regions 2B and the second elastomer regions 3B.

Abstract: An electrical power distribution system includes a circuit splitting mechanism configured to receive electrical power and to output a plurality of separate electrical circuits. A connector has a plurality of contacts, each contact connected to one circuit of the plurality of separate electrical circuits and each contact is selected to conduct at least one of an elevated current and an elevated voltage. A plurality of wires in a tubular housing is provided to carry the power over the plurality of separate electrical circuits in parallel and includes a connector with contacts. The wire and the contacts are each selected to conduct at least one of an elevated current and an elevated voltage. The system includes connectors and contacts that are arranged and adapted to enable a contact to be readily manually engaged with, and disengaged from, a corresponding contact.

Abstract: A lever is rotatably mounted on an inner housing of a female connector and assists a fitting operation through engagement of an engagement portion of a locking arm of the female connector with an engagement projection of a male connector and a fitting canceling operation in association with rotation thereof. An opening in the lever allows the tip of a finger of an operator to be brought into contact with an operation access portion of the locking arm so as to press the operation access portion, and a lever locking canceling finger catch portion of the lever is located in a position and formed into a shape which allow the finger of the operator to be hooked thereon such that the tip of the finger is in contact with the operation access portion of the locking arm.

Abstract: In order to cover a connector housing and to interlock the connector housing with a mating connector, there is provided an integrated turning and interlocking mechanism having connecting elements arranged on the lateral surfaces of the connector housing wherein said connecting elements are guided on pins and connected to a pivoted housing cover that is arranged on the connector housing and provided for interlocking with the mating connector.

Abstract: A connector is provided with a first housing (10), a second housing (20), a slider (30) and a detector (40). The detector (40) includes rotary shafts (43A) and the first housing (10) includes rotation supports (19B) into which the rotary shafts (43A) are fit to rotatably support the detector (40). Thus, when the detector (40) is viewed from the back side of the first housing (10), whether a position of a pressing portion (44) projected on the first housing (10) is aligned with a recess (26A) changes before and after a movement of the detector (40). Therefore, a detecting operation of the detector (40) can be confirmed easily.

Abstract: A universal computer cable kit includes a universal cable having quick connector portions on opposing ends thereof, a plurality of interchangeable connectors for attachment to the quick connector portions, a container for storing the interchangeable connectors, and a blister pack for packaging and displaying the kit.

Abstract: A connector arrangement for packaged electrical systems, such as motor control centers includes a component connector assembly mounted to component supports for providing network signals and control power to components on the support. A mating prewired connector assembly in the enclosure is forced to mate with the component connector assembly when the component support is fully engaged within the enclosure. Thereafter, the component support may be partially withdrawn from the enclosure to disconnect main power from the component support, while leaving network connections and control power connections by virtue of the mated connectors. The connectors engage by non-sliding contact both when fully engaged and when the components are partially withdrawn from the enclosure.

Abstract: A object of the present invention is to enable a double-locking of female terminals without making a whole connector larger in size or complicating a structure thereof while maintaining fine waterproof function. A female connector includes a female housing for retaining a female terminal and a seal member holder. The seal member holder retains a seal member having through holes. When the seal member holder is completely attached to the female housing, the seal member comes in close contact with a front surface of the female housing. In this state, a male terminal of a male connector fits into the female terminal so that a projecting portion of the female connector comes in close contact with an inner surface of the through hole to make terminals waterproof individually. Further, the seal member holder is provided with a double-locking piece in, which pursues the double locking of the female terminal in the female housing at the time of the complete attachment.

Abstract: The present invention is to provide a waterproof connector having an adjusted spacing between terminals or electrical wires for achieving an effective waterproof. The electrical wires received in a terminal receiving portion of an outer housing are guided to a wire seal fit portion, while the electrical wires are pressed with wire holders (displacement limit portions). The electrical wires are then passed through a holder (spacing adjusting portion), a seal member, and another holder (lead-out portion) of a wire seal in the wire seal fit portion. The wire seal is fitted into the wire seal fit portion for achieving waterproof of the waterproof connector. The electrical wires guided out of the lead-out portion have an equal spacing therebetween by expansion of the spacings between the electrical wires or displacements thereof. The equal spacing ensures insertion of the seal member and provides the effective waterproof.

Abstract: An electrical connector for a high voltage application. The connector may include a plug housing having a plurality of plug openings and a header housing have a plurality of header openings. The plurality of header openings may be matable with a respective plug opening. A plurality of sockets are insertable into each respective plug opening. A plurality of pins may be operable to be received by a corresponding socket. The plug housing and sockets may be configured to maintain a seal with the plug housing connected to and disconnected from the header housing.

Abstract: A hermaphroditic terminal assembly for connecting electrical devices includes an insulating support member for supporting female sockets and male pins, a number of female sockets, and a number of male pins. An intercoupling component for connecting electrical devices includes two hermaphroditic terminal assemblies configured such that the first hermaphroditic terminal assembly can be mated with the second hermaphroditic terminal assembly.

Abstract: A receptacle connector includes a nonconductive housing comprising a plug insertion opening extending therein, a latch projection extending outwardly from the opening, and an alignment slot proximate the plug insertion opening and partly defining the latch projection.

Abstract: An electrical connector assembly for connecting a flexible circuit to a circuit board includes a flexible circuit attached to a clamp member and a plurality of alignment posts extending from the circuit board. The clamp member has notches that receive the posts to place the contact field of the flexible circuit above the contact field of the circuit board. A spring assembly attached to the clamp member has a manually-operated drive that moves a cam member deflecting the spring against the posts, generating a spring force pressing the clamp member against the circuit board. Barriers formed on the posts prevent contact of the flexible circuit with the circuit board until the contact fields are properly aligned.

Abstract: The invention proposes a terminal contact for electric conductors in an insulating housing (1) with electric contacts that are arranged in separate chambers (11), wherein a clamping sleeve (3) is in axial alignment with and connected to a slide element (2) that is also arranged in the chambers (11). A single-wire or multi-wire electric conductor that is inserted into a through-bore of the slide element and the clamping sleeve connected thereto is pushed over a stationary, rigid and barb-shaped terminal region of the conductor rail while the slide element is axially moved along the chamber, wherein the strands are clamped between the terminal region and the clamping sleeve.

Abstract: A backshell device and assembly are provided for achieved improved signal integrity, wherein the design of the backshell device is less complicated, more light weight, and easier to build and use than existing devices. In one embodiment, the backshell device can be coupled to adaptor which is coupled to a connector. The backshell device generally comprises a mounting section coupled to the adaptor, and an extension section extending from the mounting section. The extension section preferably comprises an increased-diameter section configured to accommodate a non-staggered or aligned arrangement of a plurality of solder sleeves of the wiring harness.

Abstract: An angled coaxial cable connector, having a unitary generally cylindrical inner conductor coaxial within a bore extending between a primary side and a secondary side of an outer body. The inner conductor provided with a first end on a primary longitudinal axis having a transition to a second end on a secondary axis at an angle to the primary longitudinal axis. An outer side of the transition having a planar back angle surface, the planar back angle surface arranged at generally one half of the angle to the longitudinal axis and to the secondary axis, respectively.

Abstract: A modular chassis-based system may include a high speed backplane and multiple line cards. A connector connects the backplane to each line card for greater performance. The connector may include a stripline with a curved portion that transitions from the line cards to the backplane.

Abstract: The present invention relates to a dehumidifier safety cut-off system. This invention is an after-market safety accessory for existing dehumidifiers which operate through the use of a condensate-pump. The safety cut-off system would automatically shut down a dehumidifier in the event of pump failure by disabling the power supply to the dehumidifier. This system would consist of a compact housing with an external power cord, a transformer, a normally closed relay, and a pair of external, low voltage leads that would be connected to the safety float switch leads of the condensate pump. The invention could also feature an alternative version that could be hard wired in place.

Abstract: A controller suitable for use in controlling components in a bathing unit is provided. The controller includes a controller body having a back surface and a front surface generally opposed to the back surface. The front surface includes a plurality of connector interfaces each being adapted for receiving a connector associated to a respective bathing unit component. A control circuit is positioned within the controller body for selectively providing electrical power to respective bathing unit components connected through the plurality of connector interfaces.

Abstract: An electrical connector that is particularly suited for electrical test equipment is disclosed. A plurality of electrical contacts are disposed within a stack. At least one insulator is disposed between each adjacent pair of electrical contacts in the stack as well. Each electrical contact includes a mating connector interface surface that is electrically engageable with an electrical contact of a mating electrical connector, for instance associated with a device under test.

Abstract: A stamped screen according to the invention has at least one fastening element integral with the screen and is fastened to the associated component without further accessories at the same time as it is inserted into place.

Abstract: A connecting terminal 11 has a rectangular tube-like connecting portion 12 formed at a front side for receiving a cooperating tang-like connecting terminal and a U-shaped core conductor clamping portion 13a and a U-shaped sheath clamping portion 13b at a rear side. In front of the core conductor clamping portion 13a near the connecting portion 12 there are formed plate-like locking strips 14 to extend in a longitudinal direction in an upright fashion. A top portion 13a? of the core conductor clamping portion 13a is coupled substantially linearly with top portions 14? of the locking strips 14 by means of coupling portions 15 to reinforce a root portion of the core conductor clamping portion 13a.

Abstract: A terminal having an orientation feature that presents a cut edge in an insertion direction.

Abstract: The present invention is an exposed-spring female terminal comprising a tubular body having two lateral walls and two vertical walls and extending in a depth direction; a connecting part being arranged with the body on a rear side in the depth direction, being provided integrally with the body and being structured to connect to an electric wire, etc.

Abstract: A solid floor board assembly with duct raceway is composed of a plurality of base blocks, layer plates, and floor boards. A hollow cavity is formed between the base blocks and the layer plates and is partitioned to accommodate a variety of wire ducts and conduit installations neatly and orderly in desired configuration, and the surface thereof is covered with the floor boards so as to further improve the appearance of the whole structure. The solidarity of structure ensures a high compressive strength, and the number of unit floor board for assembly, the size and the configuration is left to the decision of the building owner. Slip resistant stripes, flower-like striae or a picturesque pattern may be provided on the surface of the floor boards. Duct and conduit exits are provide on the surface of the floor boards for extension of wire ducts and conduit installation.