Abstract: A gas turbine engine has an impeller pump for delivering air to an environmental control system and a speed control pump connected to the impeller pump for driving the impeller pump at a constant speed.

Abstract: An engine includes a duct containing a flow of cool air and a pump system for providing air to an environmental control system. The pump system has an impeller having an inlet for receiving cool air from the duct and an outlet for discharging air to the environmental control system.

Abstract: A gas turbine engine has a spool, a towershaft connected to the spool, an impeller pump, and a speed control pump connected to the towershaft and to the impeller pump for driving the impeller pump at a constant speed.

Abstract: An arrangement (100) for delivering combustions gas from a plurality of combustors onto a first row of turbine blades along respective straight gas flow paths, including: a hoop structure (104) at a downstream end of the arrangement and defining at least part of an annular chamber (24); and a plurality of discrete ducts (102), each disposed between a respective combustor and the hoop structure (104). Each duct (102) is secured to the hoop structure (104) at a respective duct joint (116). The hoop structure (104) includes a quantity of hoop segments (105, 130, 132) that is less than a quantity of ducts (102).

Abstract: An airfoil for a gas turbine engine includes a substrate and a sheath providing an edge. A cured adhesive secures the sheath to the substrate. The cured adhesive has a fillet that extends beyond the edge that includes a mechanically worked finished surface. A method of manufacturing the airfoil includes the steps of securing a sheath to a substrate with adhesive, curing the adhesive, and mechanically removing a portion of the adhesive extending beyond the sheath.

Abstract: A gas turbine engine has a fan section, a gear arrangement configured to drive the fan section, a compressor section, including both a low pressure compressor section and a high pressure compressor section. A turbine section is configured to drive the compressor section and the gear arrangement. An overall pressure ratio provided by the combination of a pressure ratio across the low pressure compressor section and a pressure ratio across the high pressure compressor section is greater than about 35. The pressure ratio across a first of the low and high pressure compressor sections is between about 3 and about 8. The pressure ratio across a second of the low and high pressure compressor sections is between about 7 and about 15. The fan is configured to deliver a portion of air into the compressor section, and a portion of air into a bypass duct.

Abstract: An engine includes a duct containing a flow of cool air and a pump system having an impeller with an inlet for receiving air from the duct and an outlet for discharging air into a discharge manifold. The discharge manifold containing at least one heat exchanger which forms part of a thermal management system.

Abstract: A device (301) is provided which includes a Peltier device (303); a heat sink (305) in thermal contact with the Peltier device; and a synthetic jet ejector (307, 309) which directs a synthetic jet (319, 321) onto or adjacent to a surface of the heat sink.

Abstract: Vehicle air comfort systems and methods. The systems and methods may comprise: (1) a plurality of flow tunnels for passage of a heat-transfer fluid; (2) a thermoelectric cooler in thermal communication with the flow tunnels for thermally conditioning the heat-transfer fluid in the flow tunnels; (3) an air inlet for receiving unconditioned air; (4) a thermal exchange assembly for facilitating thermal exchange between the thermally conditioned heat-transfer fluid and the unconditioned air to result in conditioning of the air; and (5) an air outlet for outputting the conditioned air into the vehicle.

Abstract: According to an embodiment of the disclosure, a thermal electric cooler is provided that includes a plurality of segments and a plurality of couplers. The segments are coupled in series to form a ladder-configuration string of P-channel chips and N-channel chips. Each segment comprises at least two substrings coupled in parallel. Each substring comprises at least one of the chips. Each of the couplers is configured to couple one of the P-channel chips to one of the N-channel chips.

Abstract: A cooling system comprises a container that is conductively coupled or convectively coupled to a thermoelectric device to selectively cool and/or heat the container. A climate controlled container system for a vehicle includes a container or cavity and a conduction element configured to cool the cavity. In some embodiments, the cooling system comprises a housing, a housing inlet, a fluid passage and one or more thermoelectric devices and fluid transfer devices positioned within the housing.

Abstract: A cryopump system includes a cryopump having a first cooling stage and a second cooling stage connected to the first cooling stage, the second cooling stage including a gas adsorber having a hydrogen adsorbing capacity of at least about 2 standard liters. The thermal storage capacity of the second cooling stage is sufficient to enable control of hydrogen pressure within the cryopump to satisfy ignition safety limits and limits on hydrogen flow rate in an exhaust line to be within limits of an abatement system to be coupled to the cryopump, upon warming of the second cooling stage during regeneration of up to a fully loaded cryopump.

Abstract: An ice maker of a domestic refrigerator that includes an ice mold having an electrically-conductive polymeric body and a plurality of cavities defined in the polymeric body. Each cavity is sized to receive a quantity of fluid corresponding to a single ice cube. A pair of electrodes is engaged with a bottom surface of the polymeric body. The polymeric body has a first electrical conductivity at a first operating temperature and a second electrical conductivity that is less than the first electrical conductivity at a second operating temperature. The second operating temperature is greater than the first operating temperature.

Abstract: The invention relates to a vacuum container for an adsorption refrigeration machine, said vacuum container being connected to a condenser unit of the adsorption refrigeration machine via connection means that permit the passage of vapor. The container has a discharge arrangement and at least one cooling element. The connection means are provided with at least one component for shutting off or regulating the flow of fluids.

Abstract: An air conditioner and a method for controlling the same for securing reliability and increasing efficiency are provided. The air conditioner and the method of controlling the same detect freezing occurring in the heat exchanger of the outdoor unit, determine a time of the defrosting operation according to a freezing degree such that the defrosting operation is performed, thereby preventing cooling/heating operation efficiency and capability due to a frequent defrosting operation from being deteriorated. The air conditioner and the method of controlling the same according to the present invention provide comfort of a predetermined level to the user to solve deterioration of convenience, and remove freezing due to a defrosting operation to thereby improve efficiency during cooling/heating operations.

Abstract: A cold plate device and method for cooling electronic systems is provided including a generally flat thermally conductive body having a cooling channel within the thermally conductive body. A first cooling fluid travels through the cooling channel to remove heat from the conductive body. A vapor compression cycle system is coupled to the thermally conductive body such that the first cooling fluid removes heat from a second cooling fluid in a portion of the vapor compression cycle system.

Abstract: An air conditioning system for an aircraft includes at least one air conditioning pack which for the purpose of heat dissipation can be connected to at least one cooling air inlet of the aircraft and is designed to cool air and to introduce it at a cabin pressure into a passenger cabin of the aircraft. A separately operable cooling device is designed to cool the ambient air flowing into the cooling air inlet.

Abstract: A method for controlling a climate control system is disclosed. In one example, the climate control system includes an air mixing valve that is adjusted in response to a energy conversion device load demand. The method may provide improved climate control in a vehicle cabin during high energy conversion device load conditions.

Abstract: An ejector has a primary inlet (40), a secondary inlet (42), and an outlet (44). A primary flowpath extends from the primary inlet to the outlet. A secondary flowpath extends from the secondary inlet to the outlet. A mixer convergent section (114; 300; 400) is downstream of the secondary inlet. A motive nozzle (100) surrounds the primary flowpath upstream of a junction with the secondary flowpath. The motive nozzle has a throat (106) and an exit (110). An actuator (204) is coupled to the motive nozzle to drive a relative streamwise shift of the exit and convergent section.

Abstract: A heat pump having a supplemental resistive heat element that varies its heat output based on the air temperature downstream from it, rather than from the air temperature at the room thermostat or from the air temperature after the heat exchanger but before the variable supplemental resistive heating element.

Abstract: A heat pump hot-water supply apparatus controls a second expansion device during a heating operation so as to adjust the amount of refrigerant flowing through an injection pipe, and controls a third expansion device during a cooling operation so as to adjust the amount of refrigerant flowing through the injection pipe.

Abstract: An improved reversible cycle heat pump system incorporating powered subcooling to increase heating capacity by over 50 percent over conventional heat pump technology without imposing a performance penalty; wherein over 21 percent is attributable to evaporator capacity gained by subcooling, over 21 percent is attributable to recovery and utilization of sensible heat energy removed as a by-product of subcooling, and over 8 percent is attributable to recovery and utilization of sensible heat energy resulting from the conversion of electric energy to mechanical work, heat of compression, and mechanical heat of friction. The powered subcooling improvement is also easily installed as original equipment, or retrofitted to existing heat pump systems.

Abstract: Method System & Apparatus that captures and releases snow. A snow mattress configured to be rolled concentrically having a snow receiving surface arranged on a side and a cooling device arranged within the snow mattress that transfers cool to the snow receiving surface with sufficient coolness to prevent snow from melting. Snow receiving portions are formed on or in the snow receiving surface, the snow receiving portions configured in a concave form to capture snow therein. Extended portions are adjacent the snow receiving portions, the extended portions are arranged to extend distally from a surface of the snow receiving surface.

Abstract: An air conditioner is provided. The air conditioner includes a blowing fan in which a plurality of blades are provided; a fan motor rotating the blowing fan; and a motor mount supporting the fan motor, wherein cut parts are formed in the motor mount by cutting at least a part of a surface passing above the motor mount while the blades are rotated.

Abstract: A storage container can maintain a temperature inside a storage room not to cause a temperature distribution for a certain time even if the operation is stopped. In a storage container 1 storing preserved goods and having an electrical cooling function, the storage container 1 includes a container body 10 and a door 20. A space enclosed by the container body 10 and the door 20 forms a storage room 100. The container body 10 and the door 20 have respectively heat insulating portions 12, 22 and heat accumulating portions 14, 24. The heat accumulating portions 14, 24 are each made of at least one type of material that causes liquid-solid phase transition at a temperature between a controllable temperature inside the storage room 100 and a living environmental temperature.

Abstract: A thermal barrier maintains a beverage within a container at a desired temperature. The barrier may include gas or liquid filled microcapsules and a base material having microencapsulated solid-liquid phase change material, or combinations thereof. The thermal barrier may include a cooling element attached to the exterior of the container, the interior of the container, or free-floating within the container. Other embodiments include a container holder incorporating phase change materials to control temperature of the beverages. The holder includes enclosing sidewalls and a plurality of cavities to receive one or more containers. Gaps between the cavities and the enclosing sidewalls are filled with phase change materials, such as microencapsulated phase change materials. Another embodiment provides a double walled pitcher with phase change materials and a base material filling the space between the walls.

Abstract: An incoming compressed gas, such as natural gas, is pre-cooled and the gas separated from any included liquid. The pre-cooled and separated gas is expanded using an expander to rapidly reduce pressure and corresponding temperature, as well as remove any components solidified by the temperature drop. An output stream from the expander, combined with other streams, is again gas/liquid separated. The output separated gas stream is sent through another expansion and gas/liquid separation, separating one or more other components, such that a final output gas is achieved. In the case of natural gas, the final output is, for example, methane, which may be fed back to cool the incoming gas prior to end use of the methane.

Abstract: A method and apparatus for producing a krypton-xenon-rich stream in which a pipeline oxygen stream is removed from an oxygen pipeline at ambient temperature and then distilled in a cryogenic rectification plant to produce the krypton-xenon-rich stream from a column bottoms of a distillation column. The plant can generate its own refrigeration by way of a heat pump loop incorporating an expander or, alternatively, refrigeration can be added by means of a liquid oxygen reflux stream introduced into the top of such distillation column.

Abstract: Disclosed herein is an assembly type accessory. The assembly type accessory includes: a plurality of initial blocks each having an insertion hole formed from side to side thereof; and a rail part which is inserted into the insertion hole of each initial block and connects the plurality of initial blocks. The present invention as described above is advantageous because a rail is inserted into the insertion hole formed in the initial blocks so as to adjust the length of a finished product so that there is no concern at all that a space will be generated between the initial blocks.

Abstract: A frame member has two spaced apart parallel rings that are fixed to one another. Each of the spaced apart parallel rings has a pedestal with a notch therein at an edge of the pedestal adjacent a space separating the parallel rings. The pedestals and notches are circumferentially aligned and cooperate to provide a seat for seating a spherical ornamental article therein. A securing member secures the spherical ornamental article to the frame member. The securing member is a ring inserted in the space between the parallel rings of the frame member in a movable manner and is provided with a non-arcuate portion that is complementary to and secures the spherical ornamental article seated in the pedestals and notches of the frame member when the non-arcuate portion of the securing member is aligned with the pedestals and notches of the frame member.

Abstract: A locket is provided including a cap and a base. The cap includes a cylindrical wall portion; a top portion combining with the cylindrical portion to define an internal cap aperture, the internal aperture having internal threads defined therein; and a decorative element protruding from the top portion in a direction opposite of the cylindrical wall portion. The base includes a bottom and a cylindrical wall, the cylindrical wall defining an internal base aperture. The base further including outwardly protruding threads operable to selectively engage threads of the cap such that rotational motion of the cap or base causes engagement and disengagement of the cap and the base. The base further including a track including upper and lower annular elements, the track sized and shaped to receive at least a portion of a coupler therein.

Abstract: A jewelry article is described that includes a plurality of diamond settings adapted to hold a respective plurality of diamonds in a suspended position. Each of the diamond settings is connected to the article through a pair of loop rings and connecting loops. The loop rings and connecting loops facilitate oscillating motion to the diamond setting for a predefined amount of time responsive to involuntary movement or reflexes of the wearer's body. The diamond setting includes an arcuate shaped cup member that adds weight to the diamond setting to help prolong the oscillating motion of the diamond setting. The oscillating motion of the diamond setting facilitates the diamond to oscillate relative to the diamond setting without manual movement of the article from the wearer.

Abstract: The present invention provides a diamond simulant with greater similarity to a diamond than cubic zirconia. The present invention further provides a diamond simulant with durability, hardness, and optical features closer to that of a genuine diamond that previously afforded by other diamond simulants, such as cubic zirconia.

Abstract: The present application discloses the details of a microwave plasma chemical vapor deposition process that uses Nitrogen and Diborane simultaneously in combination along with the Methane and Hydrogen gases to grow white color diamonds. The invention embodies using nitrogen to avoid inclusions and impurities in the CVD diamond samples and Diborane for the color enhancement during the growth of diamond. It is also found that heating of the so grown diamonds to 2000 C results in significant color enhancement due to the compensation of Nitrogen and Boron centers in the samples. The origin of the various colors in diamond is explained on the basis of the band diagram of CVD diamond.

Abstract: A directional solidification furnace is disclosed that includes one or more movable cooling plates disposed beneath a crucible. In a first position, the cooling plates are free from contact with a crucible support positioned adjacent the crucible. In a second position, the cooling plates are in contact with the crucible support. A control system is used to control the amount of force exerted by the cooling plates against the crucible.

Abstract: Disclosed is a method or process for forming a glass wiring board substrate for integrated circuit wiring boards, including providing a first molding surface (20) positioned on a first mold (22) having truncated conical pins (24) protruding therefrom, the pins (24) having a diameter at the top end (26) thereof of 150 micrometers or less, and a minimum pitch (28) of 400 micrometers or less, providing a glass sheet (30) having first and second surfaces (32,34) on opposite major sides thereof, pressing the first surface (32) of the glass sheet against the molding surface (20), heating the glass sheet (30) and the first molding surface (20) together to a temperature sufficient to soften a glass of which the glass sheet (30) is comprised, such that the pattern of the first molding (20) surface is replicated in the first surface (32) of the glass sheet (30), thereby producing a formed glass sheet (30?) having an array of holes (40) therein, cooling the formed glass sheet (30?) and the molding surface (20) together

Abstract: Objective of the present invention is to provide a glass melting furnace, a process for modifying a glass melt and a process for producing glass melt, whereby composition-modified glass melt containing an additive component at a high concentration can be produced with an excellent quality. The glass melting furnace 10 of the present invention is a glass melting furnace 10 for adding an additive to a molten state glass to form composition-modified glass melt, discharging the composition-modified glass melt, and a forehearth 20, said forehearth comprising a feed portion to feed an additive, and a heating means to form a heating gas phase portion above the liquid surface of the glass melt to convert the additive from the feed portion into melted particles of additive below the feed portion.

Abstract: A solar concentrator includes a solid body of a transparent material, which comprises a light coupling-in surface and a light coupling-out surface. A supporting frame and a light-transmitting part are located between the light coupling-in surface and the light coupling-out surface.

Abstract: A directional solidification furnace is disclosed that includes one or more movable insulating members disposed adjacent sides of the crucible. In a first position, the insulating members restrict the flow of heat away from the sides of the crucible. In a second position, the insulating members do not appreciably restrict the flow of heat away from the sides of the crucible. An actuating system is used to move the insulating members between the first position and the second position.

Abstract: A directional solidification furnace is disclosed that includes one or more movable insulating members disposed beneath a bottom portion of the crucible. In a first position, the insulating members restrict the flow of heat away from the bottom portion of the crucible. In a second position, the insulating members do not restrict the flow of heat away from the bottom portion of the crucible. An actuating system is used to move the insulating members between the first position and the second position.

Abstract: A mask for laser sealing a temperature and environmentally sensitive element, such as an OLED device, surrounded by a frit wall between first and second substrates. The mask is opaque and has a transparent elongate transmission region. The width of the transmission region may be substantially equal to the width of the frit wall. A strip of opaque mask material extends approximately along a longitudinal center line of the elongate transmission region. The mask is located between a laser and the first or second substrate. The laser emits a generally circular beam having a diameter that is larger than the width of the frit wall and is directed through the transmission region in the mask, such that opaque portions of the mask block portions the laser beam and the transparent transmission region allows a portion of the laser beam to pass through the mask and impinge upon the frit wall to melt the frit wall, thereby joining the first and second substrates and hermetically sealing the element therebetween.

Abstract: Methods for making active laser fibers include the production of an optical fiber with disturbed (or deviated) cylindrical symmetry on the glass surface of the fiber. The methods include a preform containing a central core made of glass. In one embodiment, the preform is circular and surrounded by additional glass rods and an outer glass jacket tube. In a first alternative embodiment, this preform is merged during fiber drawing. In a second alternative embodiment, the preform merged in a process forming a compact glass body with disturbed cylindrical symmetry. This compact preform is drawn into a fiber under conditions maintaining the disturbed cylindrical symmetry.

Abstract: A knitting machine having needles which are mounted to be longitudinally moveable and having needle cams (14) with a needle control curve (13) for moving the needles, the needle control curves (13), at least in the latch closure region (Z), having a withdrawal angle (?)?35°.

Abstract: Methods of manufacturing a knitted component for an article of footwear that include knitting an upper with an integral knit tongue during a knitting process on a knitting machine are described. The knitting process forms the integral knit tongue of unitary knit construction with the upper so that the integral knit tongue extends through a throat area of the knitted component. The integral knit tongue can include raised elements formed of unitary knit construction with the tongue.

Abstract: A washing machine appliance is provided with a cabinet having a top panel. The top panel includes a recessed portion. The recessed portion has an arcuate shape and is configured for receipt of a human torso. The recessed portion can, e.g., assist a user in accessing a wash basket of the appliance.

Abstract: An improved hasp seal lock assembly includes a base member that is attached via a hinge to a cover member. The cover member can be rotated approximately 180° from a fully “closed” position, which is when it overlays a latch and seal, to a fully “open” position. The base member and the cover member each have a plurality of apertures defined in adjacent side walls that allow the horizontal latch arm to extend through the assembly. The base member and the cover member also include a second plurality of cooperating apertures whereby the base member and the cover member may be locked together by use of a padlock. In the preferred embodiment, each cover side wall includes a tab and tab-receiving apertures are defined within the base member. The tabs require that the cover be lifted vertically prior to rotation of the cover member about the base member.

Abstract: A system for securing an access opening of a cable raceway using a single padlock includes a cover having a securing wall and opposed first and second sidewalls, which form a channel for accommodating at least a portion of the cable raceway with the securing wall covering the access opening. First and second insert bars engage the first and second sidewalls and a lock bar engages the first and second insert bars and may be locked in an engaged position to prevent the first and second insert bars from being disengaged with the cover and to secure the cover about the cable raceway preventing access to the access opening.

Abstract: A lock is provided, the lock having: a lock mechanism having a first member and a second member, the first member and the second member each being slidably mounted to a housing of the combination lock, wherein the first member is capable of movement between a first position and a second position and the second member is capable of movement between a first position and a second position and wherein movement of the first member from the first position to the second position causes the second member to move from the first position to the second position; a bolt configured for movement between a locking position and an unlocking position, the bolt preventing the second member from moving from the second position to the first position when the bolt is in the locking position.

Abstract: The invention relates to a movement lock for a locking element or an actuator in a locking system which can be operated in a mechanical or mechatronic manner. Provision is made here for the movement lock to have a blocking element which can be brought into engagement with the locking element or actuator by a system which is maintained under tension or caused to move and can be triggered as a result of an external pulse application on the locking system.

Abstract: A cylindrical lockset comprises a multiple-compartment lock cage subassembly. A retractor is housed within a middle lock cage compartment. Spindle return torsion springs, for biasing corresponding handle-carrying spindles to their default positions, are housed within axially adjacent lock cage compartments. A torque plate transfers torque from the lock cage subassembly to relatively radially distal trim posts. A knob catch assembly seated in each handle-carrying spindle comprises a generally elliptically-shaped wrap around catch spring and a knob catch backup washer to resist axial loads produced by efforts to pull a handle off of the spindle. A key spindle provides a dog travel window defined by a closed, continuous edge of the key spindle, which window is positioned opposite of an axially-extending seam of the key spindle.