Abstract: A device for cooling a gas is provided. The device comprises an inlet having a first diameter, a mixing section downstream of the inlet and having a second diameter, and an opening in fluid communication with the mixing section and a source of air. The device is such that the second diameter is smaller than the first diameter and a vacuum is created for drawing in the air from the opening as gas passes from the inlet to the mixing section so that the air drawn into the mixing section mixes with the gas. A method for mixing two gases and an exhaust system are also provided.

Abstract: The invention relates to an air-cooled exhaust gas heat exchanger, in particular exhaust gas cooler (1) for motor vehicles comprising channels (exhaust gas channels) which can be cross-flown by the exhaust gas of an internal combustion engine, between which ribs (4) for air cooling are arranged. According to the invention, the exhaust gas channels are embodied as tubes, in particular as flat tubes (3), which form the ribs (4) of a rib tube block (2) and the tube (3) has tube ends (3a) which are received in the collecting vessels (5) for the exhaust gas.

Abstract: An exhaust bypass valve assembly for an internal combustion engine includes an exhaust bypass valve having valve structure coupled to a rotatable shaft such that rotation of the shaft moves the valve structure between opened and closed positions. An actuator is disposed remotely from the bypass valve for selectively causing rotation of the shaft associated with the valve structure in opposing directions. Linkage structure is connected between the actuator and the shaft to transfer motion of actuator to the shaft.

Abstract: An exhaust system for a two-cycle engine includes an exhaust conduit having both a bypass port and a regulator port for discharging exhaust gases to atmosphere. The bypass port has a fixed size but the regulator port has a variable size that varies over the range of engine speeds. Within a low range of operating speeds, the regulator valve is at least partly closed. Within a mid range of operating speeds, the regulator valve is progressively opened with increases in the operating speed. Within a high range of operating speeds, the regulator valve is progressively closed with further increases in the operating speed.

Abstract: A method and devices are disclosed by releasing residual pressure form a hydraulic system and maintaining hydraulic vent to reservoir until system start-up. Quick-connect quick-disconnect hydraulic devices may be utilized herein.

Abstract: The invention relates to active impedance matching systems (AIMS) and methods for increasing the efficiency of a wave energy converter (WEC) having a shaft and a shell intended to be placed in a body of water and to move relative to each other in response to forces applied to the WEC by the body of water. The system includes apparatus for: (a) extracting energy from the WEC and producing output electric energy as a function of the movement of the shell (shaft) relative to the shaft (shell): and (b) for selectively imparting energy to one of the shell and shaft for causing an increase in the displacement and velocity (or acceleration) of one of the shell and shaft relative to the other, whereby the net amount of output electrical energy produced is increased. The apparatus for extracting energy and for selectively supplying energy may be implemented using a single device capable of being operated bi-directionally, in terms of both direction and force, or may be implemented by different devices.

Abstract: A hydraulic system, in particular for motor vehicles, including a master cylinder having a housing and a ring piston that is axially displaceable in it and is sealed against this housing, and a pressure medium outlet, as well as a slave cylinder having a housing and a ring piston that is axially displaceable in it and is sealed against this housing, and a pressure medium inlet, as well as a pressure medium line that connects the pressure medium inlet and the pressure medium outlet in a hydraulically effective way, where these parts and their components have specific individual rigidities; this total rigidity or base rigidity C0 of the hydraulic system is increased through the use of pistons for master cylinders having an area of 300 mm2-1000 mm2 and through the use of ring pistons for a slave cylinder having an area of 800 mm2-2500 mm2.

Abstract: A method of operating an internal combustion engine system comprises introducing an oxygen containing gas and a fuel into a combustion chamber of an internal combustion engine; combusting the fuel to produce an exhaust gas; introducing the exhaust gas into a turbine of a turbocharger, wherein the turbine is a variable geometry turbine; recycling a portion of the exhaust gas exiting the turbine to a compressor of the turbocharger using an EGR valve; compressing the recycled portion of the exhaust gas and compressing the oxygen containing gas to produce a compressed gas; and introducing the compressed gas on an intake stroke of a piston into the engine and closing the intake valve either before the piston reaches an end of the inlet stroke or later to the piston reaching bottom dead center.

Abstract: An integrated sensor assembly (10) includes a gas compression unit (104) having a first longitudinal axis (308) and a gas expansion unit (112) having a second longitudinal axis (366) and the gas expansion unit is disposed with its second longitudinal axis orthogonal to the gas compression unit first longitudinal axis (308). A rotary motor (302) includes a rotor (324) supported for rotation with respect to a motor rotation axis (328) and the sensor assembly configuration is folded to orient the motor rotation axis substantially parallel with the second longitudinal axis (366). A motor shaft (320) extending from the rotor includes a first and second mounting features (336, 340) disposed substantially parallel with and radially offset from the motor rotation axis (328). A first drive coupling couples between the first mounting feature (336) and a gas compression piston (304) and drives the piston (304) with a reciprocal linear translation directed along the first longitudinal axis (308).

Abstract: A gas turbine adapted to operate in a highly diluted mode comprises a compressor 3 adapted to compress oxidant 5; a combustion chamber 3 adapted to accept the compressed oxidant 7 and provide an exit means for flue gas 9; a turbine 4; and a flue gas re-circulation means 12, 13 adapted to re-circulate the flue gas 9 from the combustion chamber 3 and mix the said flue gas with the compressed oxidant 7 from the compressor 2 in order to provide a highly diluted mode of combustion with a flue gas re-circulation rate of from 100% to 200%.

Abstract: A method of providing a floating collar for a gas turbine engine combustor is provided, and comprises providing an annular sheet metal blank and bending the blank to provide the floating collar with an axial extending annular collar portion, an annular flange portion extending radially from the collar portion and a smooth transition portion between the collar and flange portions. The arrangement offers reduced cost, and simplicity, and therefore facilitates manufacturing.

Abstract: A bleed air relief system for engines in which a flow of bleed air from the engine compressor is passed along a bleed air duct and exhausted into a bypass air stream passing through the engine. A cover is mounted over the outlet of the bleed air duct and can include flow passages and a diffuser for controlling the flow of bleed air being exhausted to enhance mixing of the bleed air with the bypass air stream.

Abstract: A mid-turbine frame has a pre-stress design and is connected to an engine casing of a jet turbine engine to distribute a first load from a first bearing and a second load from a second bearing. The mid-turbine frame includes at least one torque box, a first bearing, a second bearing, and at least one strut. The torque box absorbs the first and second loads. The first bearing cone connects the first bearing to the torque box and the second bearing cone connects the second bearing to the torque box. The strut connects the torque box to the engine casing.

Abstract: The invention relates to an air dryer in a wind power station comprising a frequency converter with liquid cooling, the air dryer comprising a Peltier element (3), the first side of which is connected to an element to be cooled (1) and the second side to a heat-receiving element (2), and while the element to be cooled (1) is cooled, humidity condenses on the surface of this element. The air dryer is located inside a frequency converter cabinet and the heat-receiving element (2) of the air dryer is connected to contact piping (4) for liquid cooling or formed as a part of the piping. The invention also relates to a method for using such an air dryer.

Abstract: An improved water generating device is provided for extracting water vapor from ambient air circulated therethrough. The device comprises an air pathway, a fan, a peltier module, a collection reservoir, and a heat sink. The air pathway defines first and second sections. A cold side of the peltier module is disposed in the first section and a hot side of the peltier module, whereto the heat sink is attached, is disposed in the second section of the peltier module. The fan draws the ambient air into the air pathway, and the cold side of the peltier module extracts water vapor out of the ambient air, which collects as water in the collection reservoir. The heat sink is partially disposable in the water and also includes a capillary tube which draws the water thereinto. Additional water vapor is extracted from the air, creating substantially dry air.

Abstract: A cooling sheet for pillow includes a plurality of thermoelectric coolers, a thermal pad, and a heat sink. The thermoelectric coolers are electrically connected one another in series, with a first junction and a second junction. The thermal pad is thermally connected to the first junction of the thermoelectric coolers. The heat sink is thermally connected to the second junction of the thermoelectric coolers. The thermal pad is adapted to be used with a pillow, and the temperature of the thermal pad is controlled by the thermoelectric coolers. The thermoelectric coolers include first and second metals that are dissimilar from the first metal. The first and second metals are connected to each other at two junctions forming Peltier junctions. The thermoelectric coolers further include an EMF source for providing electric current through the Peltier junctions. The thermoelectric coolers can be realized by two dissimilar semiconductors.

Abstract: An apparatus and method for the cooling of ambient air in outdoor spaces utilizing a lightweight battery-powered compressor, two twelve volt deep-cycle rechargeable batteries, flexible/foldable solar panels with integrated charge controllers, a lightweight pump for circulating coolant (ethanol), a vortex tube for super-cooling compressed air, a hot air diffuser/exhaust system, a blower to force ambient air across cooling coils and into the space to be cooled, and a cabinet mounted on pneumatic wheels to provide portability.

Abstract: A multi-stage cryocooler has three or more stages, including an active first stage and passive second and third stages. The active stage may include a Stirling expander, and the passive second and third stages may be pulse tube coolers. The cryocooler may provide cooling at three different temperatures. The coldest cooling temperature may be at or below 10 K, and may be at or below 5 K. The system may provide cooling at such low temperatures while still operating at a relatively high frequency, for example, at a frequency of at least about 20 Hertz.

Abstract: A refrigeration device includes a gas displacing piston (362) movable within a gas expander cylinder (364). The volume of a gas expansion space (362) is varied as the gas displacing piston (362) is moved over an expansion stroke range. The device includes a compression spring (622) disposed to bias the gas displacing piston (362) toward a compression stroke top end position (85). A cable element (606) extends into the gas expansion cylinder (364) and attaches to the gas displacing piston (362). A motive drive device (302) applies a tensioning force to the cable (606) and the tension force opposes the spring biasing force and moves the gas displacing piston (362) to a compression stroke bottom end position (83).

Abstract: The size of a miniature cryocooler (100) operating on the Stirling refrigeration cycle is further reduced by shortening a first thermal regenerator module (R) disposed on a cold side of a thermal barrier (T) and providing a second thermal regenerator module (R1) disposed on a warm side of the thermal barrier (T). A thermally insulted fluid flow passage (172) is disposed to interconnect the first and second regenerator modules to thermally insulate the fluid passage (172). In combination, the first and second regenerator modules provide 100% thermal regenerator effectiveness in the device.

Abstract: A compact cryocooler includes a gas compression piston (304) supported for reciprocal linear translation along a first longitudinal axis (308) and a gas displacing piston (362) supported for reciprocal linear translation along a second longitudinal axis (366). The first longitudinal axis (308) and second longitudinal axis (366) are substantially orthogonal. A rotary motor (302) rotates a rotor (324) and associated motor shaft (320) about a motor rotation axis (328) disposed substantially parallel with the second longitudinal axis (366). Motor shaft (320) first and second mounting features (336, 340) traverse first and second eccentric paths around the motor rotation axis. A first drive coupling couples the first mounting feature (336) with the gas compression piston (304) and delivers a reciprocal linear translation along the first longitudinal axis (308) thereto.

Abstract: The invention relates to a method for controlling a coolant circuit (2) of an air conditioning system (4) for a vehicle. According to said method, a compressor (10) that is located in the coolant circuit (2) is controlled in accordance with an evaporator temperature controller (VR) and a load torque limitation function (22) that is integrated into said evaporator temperature controller (VR).

Abstract: Disclosed is a packaged chilling system for providing chilled water to an air conditioning system for a building that includes: a duct system; an air handling system; and a water chilling system; wherein: the duct system is in operable communication with a building that has a plurality of rooms, at least one of the rooms having a sensor for detecting the room air temperature in the room, the duct system comprising at least one supply duct for directing low temperature air from the air handling system to the building and at least one return duct for directing high temperature air from the building to the air handling system; the air handling system includes a plurality of air handling units, each air handling unit comprising an air inlet for receiving high temperature air from the building, a cooling coil that includes at least one conduit through which chilled water flows, the cooling coil having multiple passes and positioned for heat transfer contact with the high temperature air, and a fan for increasing t

Abstract: In an air conditioning system for circulating cooled air to an enclosed space, a controller including a temperature sensor, a humidity sensor and a microcontroller for controlling the indoor fan or blower to prevent operation of same if a fan run-on mode is selected or continuous fan operation is selected and the humidity sensed in the enclosed space is greater than a predetermined amount. Continuous fan operation is allowed unless the humidity exceeds a user defined setpoint during an air cooling operating mode. If the humidity sensed is greater than the predetermined amount, the fan is operated only when the system is providing cooled air, such as when the system compressor is energized.

Abstract: An air conditioner comprises an evaporator for transferring heat from air to a refrigerant gas, a temperature sensor for sensing a temperature associated with the evaporator, a compressor for compressing the refrigerant gas, an electric motor for driving the compressor, and a controller for controlling the speed of the motor, wherein the controller is responsive to the temperature sensor.

Abstract: A cooling device and a controlling method thereof for a reefer container are disclosed. The cooling device has a controlling circuit comprising a controller; a compressor relay, a condenser fan relay and an evaporator fan relay connected in parallel; a pressure switch connected to the compressor relay in series; and a pressure sensing and controlling device for controlling the pressure switch to turn on or off. The pressure sensing and controlling device controls the pressure switch to turn off when air pressure inside container drops to a preset pressure, and controls the pressure switch to turn on when air pressure inside container rises higher than the preset pressure. The controlling method comprises steps of detecting and controlling air pressure inside container. The invention can be implemented in a simple structure and at a low cost, as only a few of electric elements are added to conventional controlling circuits.

Abstract: A wall-hung type indoor unit includes a casing having an air inlet for indoor air at a front side thereof, and a receiving element provided at a lower portion of the casing and configured to receive a signal transmitted from a remote controller. The casing having a first surface facing the receiving element. The first surface is inclined upward so as to form an angle ? of 30 degrees or less with respect to a horizontal plane in a state in which the casing is attached to the wall. The receiving element is disposed such that a centerline of the receiving element is inclined with respect to an orthogonal plane perpendicular to the first casing surface. The centerline is directed diagonally downward.

Abstract: Disclosed related to a door for a refrigerator may include an outer door forming the front exterior; a cap decoration formed at the upper and lower sides of the outer door; a water pipe drawn into the door through the cap decoration and through which water flows; and a fixing member on which a depression part fixing the water pipe is formed.

Abstract: An icemaker in a refrigerator is disclosed, by which heat generated from a heater to detach ice is prevented from being transferred to an inside of the refrigerator. The present invention includes an icemaker body provided to a prescribed position of the refrigerator to make to ice from a supplied water, a heater provided to the icemaker body to generate heat to facilitate detachment of the made ice, and a heater shielding unit provided to prevent the heat generated from the heater from being supplied to an inside of the refrigerator.

Abstract: A heat exchanger has at least one inlet and outlet to permit circulation of refrigerant therethrough. Each heat exchanger includes a plurality of thin sections of material arranged between a pair of thin flat outer plates. Each of the thin sections of material is comprised of parallel flow paths, allowing for the refrigerant to flow through the inlet, then from one section to the next, and finally out the outlet. The arrangement of the sections of parallel flow paths allows for the refrigerant to come into contact with the majority of the inside wall of the outer plates, allowing for maximum heat exchange. In use for cooling liquids, the heat exchangers are arranged within a frame and brought into contact with the liquid to be cooled. When the heat exchangers are used to cool liquid sufficiently to produce ice crystals, a rotating scraping device sweeps across the surface of the heat exchanger, removing any ice crystals that have formed.

Abstract: A cryostat includes a rotatable mounting arranged to rotate about a first rotational axis, the mounting extending substantially in a first plane, a sample plate arranged in use to support a sample, located on the rotatable mounting, and a heat sink located adjacent the side of the mounting distant from the sample plate. A thermal conductor extends between the sample plate and the heat sink. The conductor extends through an aperture in the rotatable mounting. A rotatable sample holder for a cryostat includes a sample plate having a first side arranged in use to support a sample, a drive gear arranged to rotate about a first rotational axis, and a driven gear arranged to rotate about a second rotational axis, engaged with the drive gear and coupled to the sample plate such that rotation of the drive gear causes the driven gear and sample holder to rotate. The first rotational axis does not intersect the second rotational axis.

Abstract: To provide a protective coat on a refrigerated sample collector for a corrosive environment a unitary frame includes a support unit with condenser and evaporator coils mounted to the support unit and an orifice connecting the condenser and evaporator coils. The evaporator coils, condenser coils and a restrictor are powder coated after being connected, whereby an effective seal is provided for the restrictor, condenser coils and evaporator coils after they are assembled to the support. The unitary frame can be easily removed or connected as a unit to the sample collector. The bottle rack for the sample collector is made by injection molding two halves of the rack each of which has a matching surface and a bottle positioning surface. The matching surfaces are fastened together by placing the matching surfaces together back to back whereby locating members are spaced apart a sufficient distance.

Abstract: The present invention overcomes the disadvantages of prior thermal storage devices by combining the advantages of a sealed double wall container with a phase change thermal energy storage synthetic chemical which creates a superior portable and reusable cold/hot thermal storage container. The invention provides for a double walled container with a double walled lid. The double walled container, and lid, having thinner internal walls than the exterior walls and the hollow section between the two walls is filled with a phase change thermal energy storage synthetic chemical, and sealed. The double walled container is then pre-cooled at standard refrigerator freezer temperatures and/or heated in a hot water bath or micro-wave oven. The container can be used to store food or other items that need to be maintained cold or hot for longer periods than previously available by use of the standard water and salt based cold or hot storage chemicals.

Abstract: A heat pump employing CO2 as refrigerant and utilizing heat source of natural water, e.g. well water, ground water, river water or sea water, effectively is applied to an air conditioning system in order to enhance heating/hot water supplying capacity and refrigeration capacity without requiring a large scale appurtenant facilities.

Abstract: At least two components for a refrigerating cycle are integrated into a component assembly before being fixed to an object. For example, a decompressing device and a gas-liquid separator are integrated into a component assembly, and then the component assembly is fixed to an object. Alternatively, the decompressing device and an internal heat exchanger are integrated into a component assembly, and then the component assembly is fixed to an object. As another example, the decompressing device, the gas-liquid separator and the internal heat exchanger are integrated into a component assembly, and then fixed to an object.

Abstract: A refrigerating cycle has a compressor, a high pressure heat exchanger, a decompressing device, a low pressure heat exchanger and a low pressure refrigerant passage part that defines a passage through which a low pressure refrigerant after being decompressed by the decompressing device flows. The low pressure refrigerant passage part is disposed at a position upstream of the high pressure heat exchanger with respect to a flow of cooling fluid such that the cooling fluid is introduced toward the high pressure heat exchanger after being cooled by the low pressure refrigerant passage part. For example, the low pressure refrigerant passage part includes an internal heat exchanger and a metal portion of a hose that introduces the low pressure refrigerant toward the compressor. Also, the internal heat exchanger and the high pressure heat exchanger are integrated into a unit as a component assembly before being mounted to an object.

Abstract: Dry ice is produced by using the internal energy stored in a pressurized CO2 tank or cylinder, which is usually between 300 to 350 PSI, to compress CO2 snow. This same internal energy works whether using a low-pressure refrigerated tank of 300 to 350 PSI CO2, or a high-pressure tank of 800 to 900 PSI CO2, as controlled by a pressure safety valve, to compress the CO2 snow. No other form of mechanical energy is required to make the solidified dry ice.

Abstract: Solid carbon dioxide with enhanced sensory properties, such as color and scent. Additives are incorporated into solid carbon dioxide by any variety of processes. The additives are selected on the basis of desired visual or olfactory effects.

Abstract: The present invention relates to a process for purifying anhydrous hydrogen chloride gas (“aHCl”), and preferably the anhydrous hydrogen chloride gas recovered from an isocyanate production process. In the process of the present invention, the content of chlorinated organics may be reduced from up to 1000 ppm by volume to below 10 ppb by volume levels. Generally, the process of the invention allows for chlorinated organic levels to be reduced to from 1 to 100 ppb, rendering the treated hydrogen chloride gas usable in a catalytic oxychlorination process or a Deacon process. The treated gas is also suitable for absorption in water or dilute hydrochloric acid.

Abstract: A gaseous constituent supply device for supplying an air vortex ring containing a gaseous constituent includes a first chamber for holding the gaseous constituent, a compressing portion for compressing air in the first chamber, and a second chamber communicating with the first chamber through an opening. The second chamber holds the gaseous constituent therein. The air vortex ring is generated in the second chamber such that air blown from the first chamber into the second chamber through the opening takes in the gaseous constituent in the second chamber. The second chamber has an emitting outlet, through which the generated air vortex ring is emitted, and the emitting outlet is provided opposite to the opening.

Abstract: Accessory for displaying objects. A flexible bottom piece is attached to a flexible top piece having cut out windows for displaying the objects. An ornamental piece is attached to the top piece and has cut out windows larger than the windows of the top piece and in registry with the windows of the top piece so that the portion of the top piece defining the windows of the top piece is visible through the windows of the ornamental piece. A fastener allows the accessory to be secured.

Abstract: A cut gemstone comprising a girdle, a crown above the girdle and a pavilion below the girdle, the crown comprising a table and the pavilion comprising a culet and a plurality of pavilion faces between the girdle and the culet, the pavilion faces comprising a plurality of constituent faces and a plurality of star faces, the star faces and constituent faces alternating in circumferential direction of the pavilion, each of the constituent faces having a first and a second cutting edge, each star face being delimited from adjacent first and second constituent faces by respectively the first and second cutting edge of the first and second constituent faces respectively, each first cutting edge of a constituent face intersecting with a second cutting edge of a consecutive constituent face thus defining first and second star points respectively, the first and second cutting edges of consecutive constituent faces diverging towards the culet causing the first and second cutting edges of one single constituent face to

Abstract: An article of jewelry of a design and construction for associating the jewelry article with a particular sport, includes a mounting unit for mounting the jewelry article on a wearer, and an ornamental unit carried by the mounting unit, characterized in that each of the units includes a simulation of an item used in the particular sport. A number of embodiments are described wherein the article of jewelry is a necklace, a ring, or a bracelet, and wherein the jewelry article includes simulations of items used in football, baseball, soccer, basketball, tennis, golf and water skiing.

Abstract: A known method for producing synthetic quartz glass with a predetermined hydroxyl group content comprises the following steps: a porous SiO2 soot body is produced by flame hydrolysis or oxidation of a silicon-containing start compound and by layerwise deposition of SiO2 particles on a rotating support; the soot body is subjected to a dehydration treatment in a reaction gas-containing drying atmosphere at a drying temperature for removing hydroxyl groups; and the SiO2 soot body is vitrified into a body consisting of the synthetic quartz glass. Starting from this, and in order to permit a reproducible and reliable manufacture of synthetic, UV-radiation resistant quartz glass with predetermined hydroxyl group content and low chlorine content, it is suggested according to the invention that the dehydration treatment according to method step (b) comprises a drying phase during which ozone is used as the reaction gas, whereby the ozone content of the drying atmosphere is between 0.5% by vol. and 10% by vol.

Abstract: A method for reducing surface defects during production of a float glass with a transformation temperature Tg equal to or greater than 600° C. is provided which includes removing impurities from a surface of the glass strip in a float chamber by a molten metal flowing over the glass strip in the float bath. A device for carrying out the inventive method and a float glass whose transformation temperature is equal to or greater than 600° C. and which has a maximum of 3 surface defects (Top Speckd) whose size is greater than 35 ?m per m2 at the float chamber are also provided.

Abstract: A method for making a mold used for press-molding glass articles, comprising: providing a mold base with a press surface in a vacuum chamber; producing a plasma in the vacuum chamber; bombarding a target electrode containing carbon material with ions in the plasma and ejecting carbon atoms from the target electrode; and depositing the carbon atoms onto the press surface, thereby forming a thin layer of diamond like carbon on the press surface.

Abstract: A method for making a decorative ornament includes mouth blowing a first thin-walled glass object and cutting the first mouth blown thin walled glass object into first and second modules. The first and second modules are dimensionally and spatially correlated, where the removal of the second module results in an a first module that forms the decorative ornament, the ornament having an opening therein corresponding to the removed second module.

Abstract: Tubular pipe insulation is made from a glass fiber mat produced utilizing a rotary glass fiberization process. A spinner disc is rotated to centrifuge molten glass through fiberization holes in an annular sidewall of the spinner disc and form primary glass fibers. The primary glass fibers are attenuated and formed into a veil where the fibers are dispersed to reduce in length the fiber networks formed from the fibers. Binder is applied to the fibers and the fibers are collected into a mat that, when pulled apart by longitudinally directed, opposing forces, separates across the width of the mat into two mat sections having feathered edges with substantially no fibrous stringers extending beyond the feathered edges for a distance greater than about four inches. The leading mat section is then wound about a mandrel and the binder in the mat is cured to form the pipe insulation.

Abstract: A method of reducing carbon monoxide and hydrocarbon emissions in a rotary glass fiberization process utilizes a fiberizing spinner with fiberizing holes through which molten glass is passed by centrifugal force to form primary fibers which pass through an annular heat bath region and attenuation fluid emitting apparatus that forcefully emits an attenuating fluid to attenuate the primary fibers into finer diameter fibers. Oxygen is introduced into the annular heat bath region to oxygen enrich the annular heat bath region and is combusted in the annular heat bath region to materially reduce carbon monoxide and unburned hydrocarbon emissions produced by the process.

Abstract: A washing machine includes a washing tub rotatably received in a housing, and a rotating device for rotating the washing tub to conduct a laundry washing operation. The washing tub includes two or more posts secured to a rear plate, two or more wall members engaged between the posts for forming a cylindrical washing tub, and an annular cap secured to the posts for detachably securing the wall members to the rear plate and the posts, and for allowing the washing tub to be disassembled or disengaged from the washing machine for being changed with the new ones or for being fixed or repaired without discarding the whole washing machine.