Abstract: A refrigerated case (20) has a body (22). The body has a refrigerated compartment (24) and an air flowpath (100). The body includes a lower wall (156) below the air flowpath. A drain pipe (150) protrudes from the lower wall and has a lower outlet (166). A refrigerant air heat exchanger (72) is along a refrigerant flowpath and within the air flowpath. The body further includes a water trap vessel (152) having an upper end (176) secured to the base, a lower portion (174) surrounding the drain outlet, at least one vessel outlet (170) above the drain outlet, and a segmented rim flange. The body includes a plurality of features (240) engaging an underside of the flange along respective segments to vertically and laterally retain the water trap vessel and permit removal of the vessel via a rotation of the vessel.

Abstract: A refrigerator comprising a refrigerator body having a freezing compartment and a refrigeration compartment; a cooling circuit including a compressor, a first condenser, and a first evaporator to cool the freezing compartment and the refrigeration compartment using a first refrigerant; a thermosiphon that includes a second condenser provided at the refrigeration compartment and a second evaporator provided at the freezing compartment for a second refrigerant to flow; a valve provided to control a flow of the second refrigerant in the thermosiphon; a first heat transfer plate provided between the second condenser and the freezing compartment; a second heat exchange plate provided between the second evaporator and the refrigeration compartment; and a dew collection device provided at an inner side wall of the refrigerator compartment and positioned to correspond to a position of the second heat exchange plate to collect dew formed on the inner side wall of the refrigerator compartment.

Abstract: An ice slurry generator includes: a heat exchanger configured to absorb heat energy while a refrigerant is evaporated; multiple heat exchange passages aligned horizontally within the heat exchanger and configured for heat exchange between flowing ice slurry and refrigerant; an inlet chamber that is connected to the heat exchange passages, through which the ice slurry is introduced; a discharge chamber that is connected to the heat exchange passages, through which the ice slurry is discharged from the ice slurry generator; scrapers, that each consist of a rod member with a blade wrapped in a spiral fashion around the outside of the rod member, that is inserted into the heat exchange passages and transports ice slurry from the inlet chamber toward the discharge chamber during rotation; and a driving unit that provides a rotational driving force to the scraper.

Abstract: This invention relates to a method for producing heating in a high temperature heat pump. The method comprises condensing a vapor working fluid comprising E-HFO-1438mzz and optionally HFC-245eb, in a condenser, thereby producing a liquid working fluid. This invention also relates to a method of raising the maximum feasible condenser operating temperature in a high temperature heat pump apparatus. This method comprises charging the high temperature heat pump with a working fluid comprising E-HFO-1438mzz and optionally HFC-245eb. This invention also relates to a high temperature heat pump apparatus containing a working fluid comprising E-HFO-1438mzz and optionally HFC-245eb. This invention also relates to a composition comprising: (i) E-HFO-1438mzz and HFC-245eb; and (ii) a stabilizer to prevent degradation at temperatures of 55° C. or above, (iii) a lubricant suitable for use at 55° C. or above, or both (ii) and (iii).

Abstract: Sound-attenuating housing (10) for a heat pump (34) comprises a base chassis (11), a first sub-chassis (17) and a second sub-chassis (19). The base chassis (11) is surrounded by upstanding walls (12-15) and has a top (16) adapted to engage with the upstanding walls (12-15), thereby to form an enclosure for the heat pump (34). The first sub-chassis (17) is provided within the enclosure, and is mounted on the base chassis (11) via-anti-vibration mounts (18). The second subchassis (19) is provided within the enclosure, and is mounted on the first sub-chassis (17) via anti-vibration mounts (21). The second sub-chassis (19) forms a mounting surface for a heat pump compressor (25), whilst the first sub-chassis (17) forms a mounting surface for other components of the heat pump (34).

Abstract: An ice maker includes a frame, a mold shell having at least one chamber and capable of holding water for formation of ice cubes, and a support device which secures the mold shell in the frame and moves the mold shell between a first position for filling with water and a second position for ejecting ice cubes. The support member is able to rotate the mold shell about a rotation axis from the first position for filling with water into the second position for ejecting ice cubes. A securing device is disposed on the support device and constructed to allow manual removal of the mold shell from the ice maker and manual insertion of the mold shell into the ice maker. The securing device has at least one securing rail for pulling out and pushing in the mold shell, and extends parallel to the rotation axis.

Abstract: A dispensing unit includes a liquid collecting apparatus having a drip tray and a drip tray cover. The drip tray cover has an upper surface which comprises a plurality of troughs for collecting liquids. The tray includes an intermediate wall about which the drip tray cover pivots thereby allowing easy removal of the drip tray cover.

Abstract: The present invention relates to a cooling system of a refrigerator, particularly of a refrigerator including a refrigeration compartment and a freezer comprising a compressor attached to at least one condenser by a segment of a refrigerant tube, wherein a first refrigerant line leaves from the condenser and returns to the compressor, and a second refrigerant line leaves from the condenser and returns to the compressor. In the preferred embodiment of the present invention, the compressor has at least two suction inlets, wherein the first refrigerant line is connected to the first inlet and the second refrigerant line is connected to the second inlet, and both inlets have each a suction valve.

Abstract: A refrigerator comprises a main body having an enclosable interior compartment, the compartment including at least one wall having and at least one channel recessed into the wall; at least one shelf mounted in the compartment; and a fixing rail mounted to the wall and within the channel so that the fixing rail and portions of the wall adjacent the channel are substantially flush. The fixing rail has a plurality of mounting locations for the shelf to allow adjustable mounting of the shelf relative to the wall.

Abstract: A refrigerator having an auxiliary cooling device is disclosed. The refrigerator may include a cabinet that includes a storage compartment to preserve food and a pipe for refrigerant arranged in the storage compartment to cool the storage compartment. a phase change material may provide auxiliary cooling for the storage compartment when the pipe is not operational. An enclosure for the phase change material may be provided around the pipe. The pipe may have a serpentine shape and the enclosure may be formed of a flexible material and shaped to corresponding to a shape of the pipe.

Abstract: A cooler includes a circular pipe member through which a heating medium circulates, and being in thermal contact with a power module to cool the power module with the heating medium flowing through an interior of the circular pipe member. An axially extending channel formation member between which and an inner circumferential surface of the circular pipe member a narrow channel for the heating medium is formed is provided in the circular pipe member.

Abstract: The present invention provides a power and regasification system based on liquefied natural gas (LNG), comprising a vaporizer by which liquid motive fluid is vaporized, said liquid motive fluid being LNG or a motive fluid liquefied by means of LNG; a turbine for expanding the vaporized motive fluid and producing power; heat exchanger means to which expanded motive fluid vapor is supplied, said heat exchanger means also being supplied with LNG for receiving heat from said expanded fluid vapor, whereby the temperature of the LNG increases as it flows through the heat exchanger means; a conduit through which said motive fluid is supplied from at least the outlet of said heat exchanger to the inlet of said; and a line for transmitting regasified LNG.

Abstract: Systems and methods for liquefying natural gas in a motion environment, utilizing a core-in-shell type heat exchanger are provided.

Abstract: A process for compressing a CO2-rich fluid containing water. The CO2-rich fluid is compressed in a compressor; upstream of the compression step, an antifreeze is mixed with the CO2-rich fluid containing water. The CO2-rich fluid containing antifreeze is cooled, water is separated from the cooled fluid and the water-depleted cooled fluid is compressed in the compressor, wherein the CO2-rich fluid containing water is sent to a scrubbing column fed, preferably at the top, with a water/antifreeze mixture, where it cools and is separated from the water, the water-depleted cooled fluid is extracted from the top of the column; a water/antifreeze mixture in the column is extracted at a level below the top; the mixture is cooled using the refrigeration from an apparatus for cooling and/or purifying the cooled fluid compressed in the compressor and the fluid is returned to the top of the column.

Abstract: A jewelry assembly includes a housing with a head having a well and an insert with a decorative surface and sized and shaped to fit into the well. Magnetic elements are provided to hold the insert and the head together so that insert can be replaced at will by a user with another insert that fits in the well but has a different decorative surface. Optionally, a tool is further provided to separate the insert from the head.

Abstract: A charm includes a connecting portion including a stem having a first end and an opposing second end, a stop located at the first end of the stem and a base located at the opposing second end of the stem. The stop is substantially oval in shape, and the connecting portion is made of a bendable material. The charm also includes a decorative portion secured to the base of the connecting portion. The charm is attachable to an object including a hole such that the stem is located in the hole, the stop is located on a first side of the object, and the decorative portion is located on an opposing second side of the object.

Abstract: The present invention is a charm attached to a front surface of a pair of sunglasses, the pair of sunglasses comprising at least one recessed area positioned to the front surface of the pair of sunglasses for securing the charm. A locking means is positioned inside the at least one recessed area to firmly hold the charm in position. The charms can be interchangeably used according to the need of a user. The charm comprises a front surface having an ornamental design and a rear surface designed to fit to the at least one recessed area. The charm can be made from materials of group consisting of metals, paper, plastics, polymers and non-magnetic materials. Children prefer to wear sunglass with charms as it brings their own style to personalize the sunglass. The sunglass provides protection from UVA rays and UVB rays.

Abstract: A method for making a smooth ceramic including loading ceramic powder to be densified into a hot press die, placing one or more spacers with a polished surface between a hot press punch and the ceramic powder, placing the die and punch into a hot press and hot pressing the ceramic powder, and removing a smooth ceramic shape that requires no subsequent polishing or processing and has a surface roughness of 5 nm RMS or better. The smooth ceramic shape may be transparent, and it may be spinel, magnesia, yttria, lutetia, scandia, YAG, any composites thereof, or any of their rare earth doped compounds. Also disclosed is the related smooth ceramic made by this process.

Abstract: This invention relates to a vacuum degassing vessel wherein even if bubbles of molten glass come into contact with an inner wall of an upper space of a vacuum degassing vessel to produce a molten glass flowing along the inner wall, a molten glass can be discharged to the outside of the vacuum degassing vessel, thereby performing vacuum degassing without deteriorating composition homogeneity of the molten glass.

Abstract: A rough mold of a machine for forming glass items is provided with a multifunctional group, which has a common support head; a handling device for moving the common head along a first handling axis; and a further handling device for rotating the common head about a second handling axis; the common head being fitted with a mold closing member for sealing the top opening of the rough mold, and at least one further operating member selectable from a funnel-shaped member for guiding at least one glass gob into the rough mold, a blowing member for blowing pressurized air into the rough mold, and one or more members for treating the inner surface of the rough mold.

Abstract: A sag-bending system is disclosed. The sag-bending system comprises a sag-bending glass support mold and a perimeter thermal manager. The support mold comprises a plurality of rib members extending in a first direction, each of the plurality of rib members having a curved upper surface shaped to form the collective upper surface having a position and shape to support a quadrilateral-shaped sag-bent glass sheet into a desired contour, each of the rib members further having a lower surface, and a plurality of support members extending in a second direction between at least two of the plurality of rib members, the second direction traverse to the first direction. The perimeter thermal manager is sized and positioned to surround, to extend at least partially over, and to extend at least partially under the periphery of the support mold.

Abstract: A method for producing rod lenses with an enveloping diameter of the rod lens face of up to 200 mm and an edge length of at least 800 mm. The method is characterized in that fabrication is performed from a cylindrical rod lens element made from synthetic quartz glass material configured as a fused silica ingot. This is performed using a flame hydrolysis method with a direct one stage deposition process of SIOx particles from a flame stream onto die that rotates and is moveable in a linear manner with respect to the flame stream.

Abstract: An exemplary bushing system utilizes a bushing having a bottom plate having a plurality of holes from which filaments are drawn, and a plurality of support-receiving elements that are each configured to receive an elongated support. The support-receiving elements extend through the bushing generally along a longitudinal axis. A frame supports the bushing and includes a pair of horizontal rails upon which the supports rest. The horizontal rails comprise a treated surface that permits movement of the elongated supports relative to the frame in the longitudinal direction as the bushing expands and contracts due to thermal heating and cooling.

Abstract: A laundry treating appliance for treating a laundry load according to at least one cycle of operation including a rotatable drum at least partially defining a treating chamber in which a laundry load is received for treatment, a motor rotatably driving the drum in response to a motor control signal, and a controller outputting a motor control signal to rotate the drum according to a speed profile having at least a constant speed phase, where the drum is rotated at a constant speed, and an acceleration phase, where the drum is accelerated to the constant speed and a method of operating a laundry treating appliance to determine an inertia of the laundry load.

Abstract: Provided is a motor drive device for a motor for a washing machine of a double-rotor/double-stator structure that can selectively rotate a pulsator and a dehydrator without having a separate clutch, and a motor control method thereof. The motor drive device includes: a motor controller that generates a drive signal according to a laundry control signal to thus control a motor for the washing machine to be driven: an inverter that generates three-phase alternating-current (AC) power under the control of the motor controller, and outputs the three-phase AC power to a first three-phase stator coil for rotating an outer rotor in the motor for the washing machine, and a second three-phase stator coil for rotating an inner rotor therein; and a rotor drive controller that is provided between the inverter and the second three-phase stator coil, to thus block or pass the three-phase AC power under the control of the motor controller and simultaneously change the direction of rotation of the inner rotor.

Abstract: A household cleaning appliance configured to execute a cleaning cycle on an article, the appliance including a cabinet defining an interior, a treating chamber located within the interior for receiving the article for cleaning, a dispensing system having a dispensing cup fluidly coupled to the treating chamber, and a bulk dispensing cartridge configured to hold multiple treating chemistry doses for respective ones of multiple cleaning cycles, wherein the dispensing cup is configured to selectively hold the bulk dispensing cartridge, or a single treating chemistry dose for a single cleaning cycle when the bulk dispensing cartridge is not present.

Abstract: A laundry treating appliance may include a tub and a rotatable drum defining a first access opening to the drum, a cabinet including a front wall having a second access opening aligned with the first access opening, a bellows extending between the front wall and the tub to form a fluid seal between the first and second access openings, and the bellows having a compliance portion to accommodate relative movement between the tub and the front wall, and a door movably mounted to the front wall having a planar window element and a projection extending from the planar window element, the projection having at least a portion overlying the compliance portion to retard an item of laundry from entering the compliance portion during rotation of the drum.

Abstract: A lock in accordance with an embodiment of the present application includes a housing, a locking tab extending axially from a distal surface of the housing, a pair of ball elements, mounted in the locking tab and laterally movable between an engaging position in which at least a portion of the pair of ball elements extends laterally beyond a lateral surface of the locking tab and a retracted position in which the pair of ball elements remain entirely within the lateral surface of the lateral surface of the locking tab and a locking element axially movable in the housing and movable between a locked extended position in which the locking element moves the ball elements into the engaging position and a retracted positioning which the locking element allows the ball elements to retract into the retracted position.

Abstract: In some embodiments, a locking cap system useful for controlling access to a gaseous system includes an outer cap, an inner lock, a metallic key and a magnetic opener. The inner lock rotates freely relative to the outer cap and is releasably engaged with the gaseous system. The metallic key is configured to be at least partially axially movable within the inner lock and the outer cap. The magnetic opener is useful to bias the metallic key so that the metallic key engages the inner lock and the outer cap simultaneously to allow the inner lock to rotate concurrently with rotation of the outer cap and engage or disengage from the gaseous system.

Abstract: A hydraulically-coded lock mechanism for encoding a locked space formed by a housing and a bolt body. The hydraulically-coded lock mechanism includes: an endec for controlling a connecting part between the housing and the bolt body; and a hydraulic converting element connected to the endec. The endec is fully disposed inside the locked space. The hydraulic converting element converts a hydraulic signal into a mechanical movement of the endec or a photoelectric signal to drive the endec to decode.

Abstract: A locking device comprises a key that comprises a key power coil and a key data coil and an electronically-actuatable lock comprising a lock power coil and a lock data coil. The key power coil and the lock power coil are coaxial and at least partially overlapping one another when the key engages the lock. The key data coil lies in a first plane and the lock data coil lies in a second plane. The first plane and the second plane are substantially parallel to one another.

Abstract: Fertilizers and fertilizer additive compositions and methods are provided. The compositions and methods comprise utilizing by-products from the manufacture of biodiesel and/or fatty alkyl esters, wherein the by-product comprises glycerin, mong, moisture, C6-C24 saturated and unsaturated fatty acids, C6-C24 saturated and unsaturated fatty acid salts, methyl esters, ethyl esters and combinations thereof.

Abstract: The invention relates to an aqueous solution of a mixture for treating urea-based fertilisers/fertilisers containing ammonium that contains 1,2,4-triazole and 3-methylpyrazole in the weight ratio 2/1 and at least one polyvinyl alcohol, polyvinylpyrrolidone and a tenside.

Abstract: The invention describes a bending press and a production device and describes a method of operating such a press, including a workpiece handling device and including a central control device and a workpiece positioning device with a first arresting device and with at least one further arresting device with arresting fingers which are adjustable in an X axial direction extending perpendicular to a bending plane for positioning a workpiece on a first bending tool for a bending operation between the first bending tool and a second bending tool that is adjustable relative thereto. The arresting device has a carriage module and a finger carrier with the arresting finger, and at least one drive means for the adjustment of the arresting finger is formed by a servomotor activated by means of a measuring and controlling circuit of the control device.

Abstract: A method controls the section sizes of a rolled product in a segment of a rolling line between at least two rolling stands, wherein each is provided with its own drive members, in which at least a detector located between the two rolling stands detects a characteristic size of the rolled product. A control unit compares the characteristic size of the rolled product with a reference size and acts on said drive members in order to hold the rolled product in an optimal drawing condition. The method comprises setting a predefined value of an electric quantity of at least one of the drive members, measuring the reference size, and verifying the characteristic size of the rolled product in transit. If a deviation is detected between the characteristic size and the reference size, returning the characteristic size of the rolled product to the reference size.

Abstract: The present invention is to provide a method for shot peening for producing a compressive residual stress that exceeds 60% of the yield strength at 0.2% offset without using stress shot peening. Shot media are peened onto a processed steel that has an amount of retained austenite in a range between 5 to 30%, and any change in the amount of retained austenite is controlled to be in a range of 2 to 30% before and after shot peening to produce the compressive residual stress in the processed steel.

Abstract: A sheet metal member shape-forming system and method includes a mold consisting of a sealing die defining therein a sealing cavity and an air hole and a shape-forming die defining therein a shape-forming cavity, a compressed gas guided through the air hole into the sealing cavity, a sheet metal member placed on the shape-forming die that is pre-heated in an out-mold heating zone prior to deliver to the molding zone, a lift unit controlled to move the shape-forming die and the sheet metal member to the sealing die and to impart an upward pressure on the shape-forming die against the sheet metal member and the sealing die during continuous supply of the compressed gas into the sealing die cavity to compress the sheet metal member against the upward pressure, enabling the sheet metal member to be rapidly compression-molded into a shaped metal component.

Abstract: An apparatus for crimping a radially expandable stent includes a pressure vessel, shaping balloon, and mandrel. The mandrel is configured to slidingly receive a stent thereon, and to be slidingly advanced into the pressure vessel. The shaping balloon is inflated to radially compress the stent onto the form of the mandrel; such compression need not be uniform. Pressurization of the shaping balloon facilitates the expansion of the balloon to achieve compression of the stent, with depressurization of the shaping balloon causing the balloon to return to an unexpanded state.

Abstract: A system for forming bends in a portion of a tubular work piece includes a roller assembly having rollers. The work piece is supported such that the portion thereof is aligned with the rollers along an axial direction, and such that the work piece can be advanced in the axial direction. At least some of the rollers are guided along a path around the perimeter of the work piece, such that a pressure exerted by the rollers on the work piece increases from a minimum value to a maximum value along a first half of the path and decreases from the maximum value to approximately the minimum value along a second half of the path. The system includes an adjuster assembly for moving the roller guide structure along a direction that is inclined relative to the axial direction, for varying the maximum value of the applied pressure.

Abstract: The invention relates to a device for feeding long workpieces into a processing machine, such as a bend-straightening machine, and discharging them therefrom, in which the long workpiece which is located in the processing positions defines a processing section and the long workpiece is supported at its two end regions by, in each case, one grasping device. A horizontal conveying means for the long workpiece adjoins at least one head end of the processing section as a straight prolongation of the processing section. At least one of the grasping devices has a gripping head for gripping in a frictionally locking fashion one end of the workpiece which is conveyed here by the horizontal conveying means, and drive means for pulling the workpiece to be straightened into the processing section and for pushing the straightened workpiece out onto the at least one horizontal conveying means by means of the gripping head.

Abstract: A bending device includes a bending mechanism for holding an elongated workpiece between a bending die and a clamping die revolvable around the bending die, and revolving the clamping die, to thereby bend the workpiece. The bending device includes a fixing base on which the bending mechanism is mounted, and an articulated robot on which a chuck mechanism for holding the workpiece is mounted and which moves the chuck mechanism.

Abstract: A manufacturing apparatus that manufactures flattened tube fins, in which cutaway portions for inserting flattened tubes for heat exchanging are formed, includes: a press apparatus provided with a mold apparatus that forms the cutaway portions in an unmachined metal thin plate to produce a metal strip; an inter-row slit apparatus cutting the metal strip into predetermined widths to form a plurality of metal strips of a product width; a cutoff apparatus cutting each metal strip of the product width into predetermined lengths; a holding apparatus that holds a plurality of metal strips of the product width that protrude from a downstream side in the conveying direction of the cutoff apparatus; and a stacker apparatus for stacking the flattened tube fins that have been cut into predetermined lengths by the cutoff apparatus.

Abstract: A method of forming a metal container comprises: curling outward a top edge of the metal container to form a curl and expanding a diameter of a first section of the metal container to form a first expanded section; wherein at least part of the first expanded section is below the curl. In some embodiments, the steps of curling outward a top edge of the metal container to form a curl and expanding a diameter of a first section of the metal container to form a first expanded section are performed in a single stroke of a single die. In some embodiments, the step of expanding a diameter of a first section of the metal container to form an expanded section is performed after the step of curling outward a top edge of the metal container to form a curl.

Abstract: A device having an integrated circuit that includes a relative humidity sensor as well as a memory element for storing calibration information for the relative humidity sensor. Because of the nature of fabrication of an integrated circuit for a relative humidity sensor, variances in the creation of electronic components therein may lead to a need to calibrate the sensor after assembly. Such calibration information may be ascertained at the time of fabrication and stored in a memory component disposed on the integrated circuit chip. By storing the calibration information, which may be determined at the time of fabrication, one does not need to determine such calibration information later at assembly or store the already determined calibration information in a remote location until assembly if it was, in fact, ascertained at fabrication. Then, at assembly, one needs only to read the calibration information in order to calibrate the relative humidity sensor.

Abstract: An impacting head using in an impact testing device comprises a substrate made of aluminum or aluminum alloy and a rubber head made of polyurethane resin, the substrate and the rubber head are bonded together by adhesive layer mainly containing epoxy resin. The impacting head has low cost and a long service life. Furthermore, the impacting head produces a display of trapezoidal waves following impact tests which meets the requirements of the IEC 60068-2-27 2008 standard.

Abstract: A gas analyzer having a compact and simple structure and having a high performance in separating components of a sample gas is provided. The gas analyzer according to the present invention includes a gas introduction unit including a gas introduction port for introducing a sample gas; a gas separation unit including a microcolumn for separating components of the sample gas supplied from the gas introduction unit; and a gas detection unit detecting a gas component separated by the gas separation unit. The microcolumn is provided with an internal channel having a wall surface modified by a stationary phase. This stationary phase is made of a polar material having a relative permittivity of not less than 10 at 30° C.

Abstract: A control system for an engine having an in-cylinder pressure sensor and a selective catalytic reduction device comprises an electronic control module and an in-cylinder pressure sensor. The electronic control module has a processor and a memory. The in-cylinder pressure sensor is disposed in fluid communication with a cylinder of an engine. The incylinder pressure sensor is disposed in communication with the electronic control module. The in-cylinder pressure sensor generates an output indicative of a pressure within the cylinder of the engine. The processor of the electronic control module is programmed to generate an estimate of an amount of NOx produced during combustion, and calculate an amount of reductant required to react with the NOx to limit NOx emissions to a predetermined level.

Abstract: A single common load is provided for both space heating of the interior of an enclosure and for testing of a back-up battery therewith. The common load is coupled to either the battery for momentary load testing thereof, or to a power supply when heat is to be generated by the load for space heating of an interior of an enclosure. Providing only a single load for both space heating and battery testing results in reduced component costs, space savings and simplification of connections and wiring harnesses required. Power resistors, active components such as transistors or MOSFETs, and/or resistive heat tracing may be used as the common load, and deposed within the interior of the enclosure.

Abstract: The invention relates to a device and method for measuring the density of a plasma by determining an impulse response to a high-frequency signal coupled into a plasma. The density, electron temperature and/or collision frequency as a function of the impulse response can be determined. A probe having a probe head and a probe shaft can be introduced into the plasma, wherein the probe shaft is connected to a signal generator for electrically coupling a high-frequency signal into the probe head. The probe core is enclosed by the jacket and has at its surface mutually insulated electrode areas of opposite polarity. A balun is arranged at the transition between the probe head and an electrically unbalanced high-frequency signal feed to convert electrically unbalanced signals into balanced signals.

Abstract: A method for continuous measurement of differences in gas concentrations, comprises providing at least first and second gas analyzers, connecting a stream of incurrent fluid to a chamber containing an animal, withdrawing air from the chamber to form a stream of excurrent fluid, taking first subsamples of the excurrent fluid in a first subsampler, taking a subsample of the incurrent fluid in a second subsampler, alternately providing excurrent fluid from the first subsampler to the first gas analyzer and to the second gas analyzer to measure the gas concentrations in the excurrent fluid, and alternately providing incurrent air from the second subsampler to the first gas analyzer and to the second gas analyzer to measure the gas concentrations in the incurrent fluid.