Abstract: A turbine for converting thermal energy into mechanical work. The turbine includes a heating system, wherein the heating system is adapted for heating the turbine in a power off state and/or a start-up phase of the turbine. The heating system may include an electrical heating device and/or a steam heating device.

Abstract: A method and apparatus are described for disposing of salt byproduct from a zero liquid operation, such as a zero liquid discharge desalination plant. The present method and apparatus concern a power generation plant, comprising a salinity gradient power unit (SGPU) comprising a high salinity feed, a low salinity feed, and a mixed water output. The high salinity feed is comprised of salt byproduct from a ZLD operation. The mixed water output empties into a body of water.

Abstract: The present invention discloses systems and methods for converting heat from external heat source streams or from solar energy derived from a solar collector subsystem. The systems and methods comprise a thermodynamic cycle including three internal subcycles. Two of the subcycles combine to power a higher pressures turbine and third or main cycle powers a lower pressure turbine. One of the cycles increases the flow rate of a richer working solution stream powering the lower pressure turbine. Another one of the cycles is a leaner working solution cycle, which provides increased flow rate for leaner working solution stream going into the higher pressure turbine.

Abstract: In one embodiment, a calculation method of moisture loss in a steam turbine calculates first a wetness fraction at the inlet and outlet of each of stationary blade cascades and rotor blade cascades. Subsequently, the moisture loss is classified into (1) supersaturation loss, (2) condensation loss, (3) acceleration loss, (4) braking loss, (5) capture loss and (6) pumping loss, and a loss for calculation of the moisture loss is selected from the above losses (1) to (6) according to the wetness fraction of steam at the inlet and outlet of each blade cascade. An amount of each selected loss is calculated, and an amount of moisture loss at each blade cascade is calculated.

Abstract: The components in this application utilize advanced ceramics, which are homogeneous rather than crystalline. This feature allows strong, fine detail parts of great definition, that remain stable and have extraordinary wear resistant characteristics. The Porcupine Pin is a solid-bodied extrusion from a surface through a surface or tangent to a surface. The homogeneous features give extreme durability and equalized flow characteristics. The porcupine pin may be created in other shapes, where within it is embedded ferrite material to form a part that is an electromagnet sensitive or magnetically stable, while exhibiting excellent sliding ability and a precision of detail. These features also allow exceptional miniaturization of magnetically active parts called a Cerfite.

Abstract: A boiling water nuclear power plant supplies steam from a reactor to high-pressure and low-pressure turbines. Feed water generated by condensing steam in a condenser is heated by low-pressure and high-pressure feed water heaters and supplied to the reactor. The steam discharged from the low-pressure turbine is compressed by a steam compressor and supplied to one of the low-pressure feed water heaters to heat feed water. The steam extracted from the low-pressure turbine is supplied to the low-pressure feed water heater. When power required for the steam compressor is Q1, heat energy supplied from the steam compressor is Q3, a coefficient of performance of the steam compressor is COP (=Q3/Q1), and a thermal efficiency of the boiling water nuclear power plant is ?, the steam compression apparatus is connected to a position in a main steam system and to the feed water heater so as to satisfy COP?1/?>0.

Abstract: A combustor of the present invention includes: a plurality of nozzles which is arranged around the central axis of a combustor and of which each base end is connected to an oil supply tube; a nozzle tube base which supports the plurality of nozzles and includes an oil chamber supplying fuel to the nozzles via an oil inflow portion provided in each oil supply tube; a first guide portion which faces the center of the combustor inside the oil chamber and guides the oil remaining inside the oil chamber to the oil inflow portion; and a second guide portion which faces the base end of the combustor inside the oil chamber and guides the oil remaining inside the oil chamber to the oil inflow portion.

Abstract: An improved fuel spray nozzle for a gas turbine engine is proposed, in order to address problems associated with the nozzles being wetted with fuel purged from fuel lines upon engine shutdown. The nozzle has a heat shield provided around a fuel discharge orifice, the heat shield incorporating a sliding expansion joint and having a drip collar arranged to cover the expansion joint so as to protect it from being wetted by fuel ejected through the fuel discharge orifice and falling on the heat shield. The fuel spray nozzle is particularly suited to marine or industrial gas turbine engines having a plurality of radially oriented combustion chambers with respective fuel spray nozzles.

Abstract: Colorless distributed combustion (CDC) reactors or green combustion gas turbine combustors having a combustion chamber are presented for improved performance of gas turbine combustion engines. The combustors are configured and designed for providing a superior pattern factor (uniform thermal field in the combustion zone) and a reduction or complete elimination of pollutants emission from the combustor (i.e., zero emission gas turbine combustor) and uniform thermal field in the entire combustion zone to provide significantly improved pattern factor. Colorless distributed combustion is achieved with fuel and air entering the combustion chamber via one or more injection ports as non-premixed, or premixed. Rectangular, cylindrical, stadium and elliptical shaped combustors are presented with injection ports and exit ports located in various locations of the combustors.

Abstract: An annular seal for use between coupled combustor components includes a segmented annular solid edge portion and a plurality of alternating spring fingers and slots extending from the solid edge portion and arranged about a circumference of the solid edge portion, wherein one or more of the plurality of spring fingers or one or more of the plurality of straight and angled slots have non-uniform width dimensions.

Abstract: A baffle assembly for a housing of a combustor system of a gas turbine engine is provided. The baffle assembly includes a baffle retainer and a baffle. The baffle retainer includes a retainer tube and a collar. The retainer tube is received within a bleed port of the housing. The collar is defined at an upper end of the retainer tube and is configured to rest against the housing. The baffle includes a baffle tube rigidly attached to an inner surface of the retainer tube.

Abstract: Techniques are generally described for devices for cooling using electrocaloric material as refrigerant and methods for cooling using electrocaloric material. An example cooling system may comprise a refrigerant unit having an electrocaloric membrane disposed between a heat sink and a cooling load. The electrocaloric membrane may alternate between thermal contact with the heat sink and cooling load. The electrocaloric membrane may also be subjected to alternating electric fields for polarizing and depolarizing the electrocaloric membrane in a manner that promotes heat transfer from the cooling load to the heat sink.

Abstract: The thermal flux generating device (10) with magnetocaloric material comprises an external cylindrical shell (11), made out of metal or any other adequate material, which delimits the inside of the device (10). Inside this shell (11), a rotor (12) is mounted coaxially which consists of a rotary magnetic arrangement, at least one roughly circular ring of elements (13) comprising at least one magnetocaloric material, this ring is positioned coaxially around the rotor (12) and a set of electric coils (14), with radial axes, evenly positioned around the rotor (12) and which make up a stator (15) electrically supplied so as to create a rotating field that rotationally drives the magnetic arrangement.

Abstract: A heating/cooling device for a microfluidic apparatus having a thermal insulating substrate. The device includes heating/cooling chamber for heating and/or cooling a sample disposed in the chamber; a waste heat channel for carrying away waste heat and/or waste cooling; and at least one Peltier junction having first and second opposing faces, the first face thereof facing towards said heating/cooling chamber and being in thermal communication therewith for providing either heat or cooling to the chamber in response to a flow of electrical current through the at least one Peltier junction, the second face thereof facing towards said waste heat channel and being in thermal communication therewith for either receiving heat from or dumping heat to the channel in response to a flow of electrical current through the Peltier junction.

Abstract: A pulse tube cryocooler modulating phase via an inertance tube and an acoustic amplifier (A1, A2) provided in the pulse tube cryocooler are disclosed. The acoustic power amplifier (A1, A2) is made of a metal pulse tube (PT1, PT2) filled with regenerative materials, which are located at a distance of X from the hot end of the pulse tube. The length of the regenerative materials is L which meets the requirement of X?L>0. The acoustic power amplifier (A1, A2) can be used not only in a single-stage pulse tube cryocooler, but also in a multi-stage pulse tube cryocooler thermally coupled or gas coupled. The regenerative materials may be any cold storage materials applicable at low temperatures, such as stainless steel wire mesh, lead pellet, lead thread et al. The acoustic power amplifier (A1, A2) can increase the acoustic power at the hot end of the pulse tube (PT1, PT2), which is advantageous to the phase modulation of the inertance tube, thereby the properties of the pulse tube cryocooler can be enhanced.

Abstract: A pressure control system comprises separate conduits for supplying liquefied gas and vapor from a cryogen space defined by a cryogenic storage tank. A first conduit can deliver liquefied gas to a use device through a heater and then a first flow controller. A second conduit can deliver vapor to the use device with flow therethrough controlled by a second flow controller. The first flow controller is not exposed to liquefied gas at cryogenic temperatures because it is located downstream from the heater. For automatic operation a pressure sensor measures pressure inside the cryogen space and the first and second flow controllers are independently operable to maintain the pressure inside the cryogen space within a predetermined range. In a preferred embodiment the liquefied gas is a combustible fuel that is consumed by an internal combustion engine, which is the use device.

Abstract: A cooling apparatus for cooling a switchgear is provided. The switchgear has one or more primary contacts supported by a bushing and constructed and arranged to connect to a terminal of a circuit breaker. The cooling apparatus includes at least one evaporator associated with each primary contact, a condenser apparatus located at a higher elevation than the at least one evaporator, fluid conduit structure connecting the at least one evaporator with the condenser apparatus, and electrically insulating working fluid in at least one evaporator so as to be heated to a vapor state, with the fluid conduit structure being constructed and arranged to transfer the vapor to the condenser apparatus and to passively return condensed working fluid back to the at least one evaporator.

Abstract: A refrigerator having a water circulation and drainage system includes a fresh food compartment with a liner and a drain, an icemaker system having an ice forming cavity with a draining mechanism, and an ice storage bin coupled to a drain line for draining excess liquid from the ice storage bin. The water circulation and drainage system includes a water tank having an inlet port and an overflow device for draining water. The system also includes a drainage tank having a first water tank inlet port for receiving water from the overflow device of the water tank, a second water inlet port for receiving water from the ice storage bin, and a third inlet port for receiving water from the liner.

Abstract: The invention relates to a desalination method and system that uses freeze crystallization technology that incorporates the use of compressed air energy as the source for freezing temperatures. When compressed air is released by a turbo expander, chilled air is produced as a by-product, wherein the chilled air is introduced into a crystallization chamber. Also injected into the chamber is a spray cloud of seawater droplets, which has been pre-chilled by heat exchange with the cold chamber walls, and which is then circulated and exposed to the chilled air in the chamber. The sizes of the droplets can vary, but are preferably predetermined, along with the relative temperatures, flows and speeds of the spray and chilled air, such that when the droplets are circulated within the chilled air, and settle at the bottom of the chamber, they are deposited at slightly above the eutectic temperature.

Abstract: An in-ceiling embedded type air conditioner including an indoor unit having an air blower and an indoor heat exchanger accommodated in a housing a substantially box-shape, and a filtering unit including a gas-liquid contact member that is disposed at the downstream side of the indoor heat exchanger on an air blowing passage through which air sucked by the air blower flows in the indoor unit and infiltrated with electrolytic water generated by electrolyzing water, the air and the electrolytic water being brought into contact with each other in the gas-liquid contact member, whereby the air cooled or heated in the indoor heat exchanger is filtered, that is, virus, etc. contained in the air is inactivated, sterilized or the like and then blown out to a room to be air-conditioned.

Abstract: A refrigerated merchandiser including a case that has a product display area for supporting food product, an opening for providing customer access to the product display area, and an air passageway in fluid communication with the product display area to direct an airflow into the product display area. The merchandiser also includes a door coupled to the case over the opening and including a charged glass pane, and a charge device in fluid communication with the air passageway to alter the polarity of the airflow to create a charged airflow. The charged glass pane and the charged airflow have the same polarity such that the glass pane is insulated from the charged airflow.

Abstract: A system, such as a thermal energy management system, is provided. The system can include an absorption module and an evaporation module. The absorption module can include at least two absorption chambers, each absorption chamber being configured to receive liquid absorbent. The evaporation module can be in independent selective fluid communication with each of the absorption chambers, and can be configured to receive and cause therein evaporation of a refrigerant.

Abstract: A system and method for recycling non-reusable refrigerant transport containers. At least one intact refrigerant transport container is received into a sealed chamber. The refrigerant transport container is punctured to release residual refrigerant, which is removed and compressed. The container is shredded and/or compacted. A refrigerant transport container deposit program is provided, comprising: encoding a deposit container prior to use; receiving the encoded spent container and releasing the imposed deposit; automatically removing residual refrigerant from the spent container; and recycling materials from the refrigerant transport container. A database storing a record relating to the encoded refrigerant transport containers may be employed for tracking.

Abstract: An apparatus for managing operation of refrigerating machines controls defrosting of evaporators of refrigeration cycles. Each of the refrigeration cycles uses a compressor, a condenser, a decompressor, and the evaporator, and is formed for a corresponding one of cooling/heating devices installed in a single store. The apparatus obtains a total estimated power consumption in a case of a pull-down operation using power consumptions necessary for the pull-down operation performed for the cooling/heating devices after defrosting is performed and using a power consumption of the store that includes at least the power consumptions of the refrigeration cycles and that is estimated for each of predetermined time periods. The apparatus changes defrosting start times or defrosting end times of the cooling/heating devices so that the total estimated power consumption does not exceed an upper limit value of a power consumption set in advance by the store.

Abstract: An apparatus and method for producing and storing ice on the sea using sub-zero cold air of the winter season, to achieve an earlier freezing period, and increasing the area and thickness of the ice layer, to suppress the melting of ice sheets and glaciers and suppress and overcome global warming as well as its side effects. The apparatus and method involve compressing cold air; injecting the compressed cold air into a storage tank; supercooling water using the injected cold air; forming an ice layer by misting the supercooled water into the sea; and increasing a thickness of the ice layer by additionally misting water onto the ice layer formed at water level.

Abstract: A heat integration system for removing heat of reaction from an EC-1 Reactor and generating Chilled liquid for use by one or more Consumer Units, in a catalytic process for producing EC from EO for conversion into MEG wherein the system comprises an EC-1 Reactor Cooler suitable for removing heat from an EC-1 Reactor, an Intermediate Loop which is in communication with the Reactor Cooler and with an absorption Refrigeration Unit, and which is suitable for conducting Intermediate liquid therebetween, the absorption Refrigeration Unit being suitable for generating Chilled liquid, and a Chilled liquid loop suitable for conducting Chilled liquid generated in the absorption Refrigeration Unit for use by one or more Consumer Units.

Abstract: A refrigerator is disclosed, which is able to more desirably carry out a heat exchange action between a hot pipe and a drain guide pipe, which guides defrosting water. The refrigerator comprises a cool air generating chamber and a machine chamber provided above a main body; a defrosting water tray provided inside the cool air generating chamber; a water collecting tray provided below the main body; a hot pipe connecting a compressor with a condenser through the water collecting tray, the compressor and the condenser being provided in the machine chamber; and a drain guide pipe mounted outside the main body and connected to the defrosting water tray and the water collecting tray to guide the defrosting water discharged from the defrosting water tray to the water collecting tray, wherein the hot pipe is provided inside or outside the drain guide pipe.

Abstract: A heat pump system is provided and may include a compressor, a first heat exchanger in fluid communication with the compressor, a second heat exchanger in fluid communication with the first heat exchanger and the compressor, and a flash tank fluidly coupled to the first heat exchanger and the second heat exchanger. A first conduit may extend between the first heat exchanger and the second heat exchanger. A valve associated with the first conduit may operate in an open state to permit flow along the first conduit between the first heat exchanger and the second heat exchanger to at least partially bypass the flash tank and may operate in a closed state to prevent flow along the first conduit between the first heat exchanger and the second heat exchanger to direct flow into the flash tank.

Abstract: An insulated icemaking compartment is provided in the fresh food compartment of a bottom mount refrigerator. The icemaking compartment may be integrally formed with the liner of the fresh food compartment, or alternatively, may be modular for installation anywhere in the fresh food compartment. A removable bin assembly with a front cover normally seals the icemaking compartment to maintain the temperature in the compartment. A cold air duct formed in the rear wall of the refrigerator supplies cold air from the freezer compartment to the icemaking compartment. A return air duct directs a portion of the air from the icemaking compartment back to the freezer compartment. An air vent in the icemaking compartment directs another portion of air into the fresh food compartment. A control system provides for controlling refrigerator functions in a manner that promotes energy efficiency. The temperature of the ice compartment is between the temperatures of the fresh food and freezer compartments.

Abstract: A refrigerator includes a water conditioning cartridge having a filter for removing impurities from water and a temperature control unit for selectively developing cold and heated water that is released from a refrigerator dispenser. The temperature control unit is preferably formed from one or more thermal electric coolers. The thermal electric cooler(s) include a plurality of heat sinks that develop cool and hot temperatures to treat or condition the water. A fan is positioned adjacent the thermal electric cooler(s) to provide air exchange for the plurality of heat sinks. The temperature control unit conditions, i.e., heats or cools water passing from the filter to the dispenser depending upon a selected consumer preference.

Abstract: A cooler device for storing food items separately from the ice and liquid used to keep the food items cold. The cooler device has a first half housing and a second half housing, in which the bottom surface of the first half housing is removably attached to the top edge of the second half housing; a lid for attaching to the top edge of the first half housing; a plurality of vents disposed in a tray near the bottom surface of the first half housing; a sliding plate with apertures disposed in the tray near the bottom surface of the first half housing, the sliding plate can slide within the tray located near the bottom surface of the first half housing between an open position wherein the plate apertures are aligned with the vents and a closed position wherein the sliding plate covers the vents; and a sliding button disposed on the sliding plate, the sliding button provides a user a way of moving the sliding plate between the open position and the closed position.

Abstract: A temperature maintenance system for use with nested containers includes a segmented wall liner assembly and removable cover. The segmented wall liner assembly includes a plurality of segments formed in an array, with each of the segments connected to at least one of the other of the segments, and which extend radially outward from a central point. Each of the segments has a plurality of sections, and each of the sections has a central compartment which contains phase change material. The segmented wall liner assembly is capable of changing from a substantially flat, open position, to an angular position when removably disposed in-between the nested containers, and the nested containers have substantially concave surfaces, whereby the segments conform to the substantially concave surfaces when the segmented wall liner assembly is in the angular position.

Abstract: A chemical heat pump includes a reactor part (1) that contains an active substance and an evaporator/condenser part (3) that contains that portion of volatile liquid that exists in a condensed state and can be absorbed by the active substance. A channel (4) interconnects the reactor part and the evaporator/condenser part, In at least the reactor part a matrix (13) is provided for the active substance so that the active substance both in its solid state and its liquid state or its solution phase is held or carried by or bonded to the matrix. The matrix is advantageously an inert material such as aluminum oxide and has pores, which are permeable for the volatile liquid and in which the active substance is located. In particular, a material can be used that has a surface or surfaces, at which the active substance can be bonded in the liquid state thereof. For example, the matrix can be a material comprising separate particles such as a powder or a compressed fiber material.

Abstract: A microchannel heat exchanger includes a plurality of microchannel tubes including a first set of microchannel tubes and a second set of microchannel tubes. A first circuit of the microchannel heat exchanger includes the first set of microchannel tubes, and a portion of a first fluid flows through the first set of microchannel tubes and exchanges heat with a second fluid. A second circuit of the microchannel heat exchanger includes the second set of microchannel tubes, and a reminder of the first fluid flows through the second set of microchannel tubes and exchanges heat with the second fluid. The first fluid from the first circuit and the first fluid from the second circuit combine into a common flow.

Abstract: Contemplated plant configurations and methods employ a vaporized and supercritical LNG stream at an intermediate temperature that is expanded, wherein refrigeration content of the expanded LNG is used to chill one or more recompressor feed streams and to condense a demethanizer reflux. One portion of the so warmed and expanded LNG is condensed and fed to the demethanizer as reflux, while the other portion is expanded and fed to the demethanizer as feed stream. Most preferably, the demethanizer overhead is combined with a portion of the vaporized and supercritical LNG stream to form a pipeline product.

Abstract: A process for producing a gaseous component of air under pressure by cryogenic separation is provided.

Abstract: Methods of making glass include the steps of providing a glass melt in a first melting furnace and flowing the glass melt through a connecting tube from the first melting furnace to a second melting furnace. The methods further include the steps of heating the glass melt within a first area of the connecting tube with a first heating device and heating the glass melt within a second area of the connecting tube with a second heating device. Apparatus for making glass are also provided with a first melting furnace, a second melting furnace, and a connecting tube connecting the first and second melting furnaces. Example apparatus include a first heating device configured to heat the glass melt within the first area of the connecting tube and a second heating device configured to heat the glass melt within the second area of the connecting tube.

Abstract: Apparatus for applying traction to an elongate cylindrical element produced by fusion of an end portion of a preform of glass material, in which a traction device is capable of being connected to a portion of the elongate cylindrical element to provide traction of the elongate cylindrical element along an axis. A device for the rotation of the elongate cylindrical element applies a twist to the elongate cylindrical element about the axis simultaneously with the traction.

Abstract: The present invention provides a quartz glass burner that can enhance the heating power of flame working without unnecessarily increasing the flow of combustion gas and improve the deposition efficiency on depositing glass particles onto a porous glass preform. The quartz glass burner has a large diameter outer tube, and a plurality of small diameter inner tubes enclosed in the outer tube, and a tip of the outer tube has a port defining member defining the outer shape of a combustion gas ejecting port that ejects combustion gas, and the port defining member protrudes from the inner circumference of the outer tube towards the center axis so as to block the outermost area including areas between the outer circumferences of a plurality of inner tubes forming the inner tube row and the inner circumference of the outer tube of the combustion gas flow path.

Abstract: Methods and systems that detect high resonance frequencies as a laundering device (e.g., a washer or dryer) is in a spin cycle, and avoids those frequencies, as well as a band around those frequencies (e.g., 75 rpm on either side of the resonant frequency), in subsequent spin cycles, is described. Aspects of the invention also provide for detecting whether the setup of the laundering device has changed (e.g., resulting from a change in physical location or setup), and provides for the recalibration of a resonance frequency or known high vibration speed when a new setup is detected. Aspects of the invention recognize that solutions to minimize vibration are unnecessary. It is not necessary to optimize or minimize vibration in order for a laundry device to work properly, but rather it is sufficient to ensure that the laundry device does not spin the drum at a speed that causes excessive vibration.

Abstract: Disclosed herein is a washing machine that is capable of increasing a frictional force between an outer diameter of a rotary shaft and an inner race of a bearing to prevent the sliding between the rotary shaft and the bearing due to a gap between the outer diameter of the rotary shaft and the inner race of the bearing, thereby preventing creep noise from the rotary shaft. The washing machine includes at least one elastic member disposed between the outer diameter of the rotary shaft and the inner race of the bearing to prevent noise due to the sliding between the rotary shaft and the bearing.

Abstract: A laundry treating appliance having a drum, defining a treating chamber, with a lifter and a balancing system having at least one balancing ring and a reservoir located in the lifter and a liquid supply system fluidly coupled to the reservoir. Liquid may be supplied to the ring and to the reservoir through the ring to offset an imbalance in a laundry load located within the drum.

Abstract: A lock structure for an electrical device is provided. The lock structure includes a rotatable fastener, a lock body, an operation device, and a housing. The lock body is disposed at least partially in the housing, connected with the operation device, and includes or couples with a driving portion. When the lock body is operated to achieve an unlocked state, the lock body allows the driving portion to move the rotatable fastener. At the same time, the operation device achieves an operable status in which the operation device can move driving portion to change the orientation of the rotatable fastener, resulting in the connection/detachment of the lock structure and the electronic device. When the lock body is in a locked state, the movement of the driving portion is restricted and the operation device is not operable to directly or indirectly rotate the rotatable fastener, resulting in the secure connection of the lock structure and the electronic device.

Abstract: A safe for providing security and storage of personal items. The safe includes a housing, a door, a user operable locking mechanism and a user operable release mechanism. The door can be opened only upon both proper manipulation of the user operable locking mechanism and proper manipulation of the user operable release mechanism. The user operable release mechanism is disposed to reduce the risk of theft of the contents of the safe by unauthorized attempts to manipulate the release mechanism. The safe may include a mounting arrangement for mounting the housing to a structure to reduce the risk of theft of the safe.

Abstract: A lockbox for attaching to a surface including a housing, a lid that is selectively coupled to the housing and includes a lid lock that is arranged to selectively maintain the lid coupled to the housing and to inhibit removal therefrom. An anchoring mechanism is positioned at least partially within the housing and is moveable between an engaged position in which the lockbox is attached to the surface and a disengaged position in which the lockbox is removable from the surface. The anchoring mechanism includes an anchoring mechanism lock which inhibits movement between the engaged position and the disengaged position.

Abstract: The invention relates to a closing device which includes a stationary part and a part which is displaceably mounted thereon. Tumblers are arranged by means of a key in order to release the displaceable part. These tumblers are maintained in a locking position by means of the locking element. The locking element can be adjusted by means of a drive in order to release the tumblers, which can be controlled via an electronic control device.

Abstract: A mechanical key for accommodation in a portable device for use in an electronic key system. The mechanical key is provided with a grip including a socket and a key plate fixed to the grip. The key plate includes a blade and a shank, which is inserted into the socket. The shank includes a first edge for abutting against the socket when the shank is inserted into the socket and a shoulder extending from the blade. The socket includes a guide for abutting against and guiding the first edge of the shank when the shank is inserted into the socket. The guide is mated with the first edge under pressure. The socket further includes a second edge for abutting against the shoulder when the shank is inserted into the socket. The second edge is mated with the shoulder under pressure.

Abstract: The present invention relates to a key and to a mechanical module for a key having a key body and a key bit fitted to this key body such that it can pivot about a rotation axis between a use position and a stowed away position, the mechanical module being of the type comprising a pivoting support, holding the key bit and engaging with a control button, the control button having a first mechanical means for preventing rotation which is able to engage with a second mechanical means for preventing rotation of a casing element of the key body, it being possible for the control button to be positioned in a normal position and in a position in which it is depressed parallel to the rotation axis, the first mechanical means engaging with the second mechanical means at least at four points around the rotation axis when the control button is in its normal position.

Abstract: The invention relates to a cylinder lock of the type of a disk tumbler cylinder having a cylinder housing and a cylinder core rotatable therein, with a plurality of blockable disk tumblers being provided in the cylinder core which have at least one respective engagement section. The disk tumblers are movable between an unlatched position and a latched position and are biased along a respective direction of bias into the latched position. In the latched position, the respective engagement section engages into an associated cut-out in the cylinder housing to block the cylinder core against a rotary movement relative to the cylinder housing. The cylinder core is rotatable in a rotary opening direction relative to the cylinder housing when the disk tumblers are in the unlatched position.

Abstract: A method and an apparatus for suppression of oscillations in a rolling installation is described. By means of a hydraulic roller engagement third-octave oscillations are effectively suppressed, thus making it possible to improve the quality of the rolled material and/or the productivity of the rolling installation. A manipulated variable is supplied to an electrohydraulic actuating element that acts on at least one hydraulic actuator for the roller engagement and has a rated flow rate of ?50 l/min. At least a portion of the frequency response at frequencies f?80 Hz has a magnitude drop of ?3 dB, and the phase lag ? in this frequency range satisfies the conditions f?19·{square root over (?)}+3.1·10?6·?4 and ?<90°.