Patents Issued in October 1, 2002
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Patent number: 6457295Abstract: A round baler for forming round bales of harvest products and including a compression chamber housing in which the round bales are formed and a weighing device for determining weight of compressed bales and formed as an unrolling device arranged downstream of an ejection side of the compression chamber housing.Type: GrantFiled: March 9, 2000Date of Patent: October 1, 2002Assignee: Lely Welger Maschinenfabrik GmbHInventor: Martin Arnold
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Patent number: 6457296Abstract: A method of covering a pot wherein the cover is a flattened sleeve which comprises a base portion tapered to fit a pot and may have a skirt having an edge and having a lower end having excess material therein for forming a bottom. The cover may be bondingly connected to or crimped about the pot.Type: GrantFiled: November 19, 1999Date of Patent: October 1, 2002Assignee: Southpac Trust International, Inc.Inventor: Donald E. Weder
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Patent number: 6457297Abstract: A pouch-like container with faces made of materials having different consistencies and/or characteristics, particularly for solid, granular or fluid products. Conveniently, one of the two faces is produced from a scarcely flexible sheet, while the other face is produced from a much lighter and preferably transparent sheet in order to show the contained product. The low-flexibility face has ribs to preset a deformability and set the final shape that the container will assume. The container is manufactured by coupling, along longitudinal lines (lateral borders) and transverse lines, two sheets which are unwound continuously from two rolls. The tougher sheet is pre-ribbed along lines which force a controlled deformation, forming the container when it is filled with the product.Type: GrantFiled: October 3, 2000Date of Patent: October 1, 2002Assignee: BP Europak, S.p.A.Inventors: Giorgio Trani, Marion Sterner
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Patent number: 6457298Abstract: The invention relates to a method and an apparatus for transporting, testing, filling and sealing a bag which is comprised of a bag body that can be spread out to form a rectangular cross section, said bag body being made up of two wider first and two narrower second bag walls, a bag bottom sealing the bag body at the bottom, a bag opening bordering the bag body at the top, and an opened bag seal, whereby the bag seal itself comprises first sealing flaps which are connected to the first bag walls respectively and stick out horizontally from the bag opening outwards, and towards the first bag walls at right angles, second sealing flaps which are connected to the second bag walls respectively and which lie—especially when folded inwards onto the bag opening—horizontally so that the first sealing flaps and the second sealing flaps form a frame-shaped sealing collar lying on a horizontal plane, by which during transporting, testing, filling and sealing the outer areas of the first sealing flaps are heType: GrantFiled: September 8, 1999Date of Patent: October 1, 2002Assignee: Chronos Holdings LimitedInventors: Dieter Schwenke, Robert Oster
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Patent number: 6457299Abstract: An apparatus for filling beverage containers under an inert-gas atmosphere. The apparatus includes a stationary filling tool (20) to which the containers (1) are moved and a device for filling the containers with inert gas prior to a beverage-filling procedure. A container engaging element (19) of the filling tool is mounted in a processing chamber (12) that is charged with inert gas and encloses the container (1) in a fill-ready position. The containers are moved through an entry sluice space (11), which can be shut off from the outside and from the processing chamber, by sluice doors (10.1, 10.2).Type: GrantFiled: October 19, 2000Date of Patent: October 1, 2002Assignee: Fehland Engineering GmbHInventors: Dieter Schwenke, Jörn Richard Fehland
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Patent number: 6457300Abstract: The present invention proposes a plastic film guiding device of a packaging machine, which comprises a frame, a screw rod, a walking block, a positioning rod, a pair of slanting rods, and a pair of slide bodies. The plastic film guiding device of the present invention is arranged in suspended way to reduce its contact with the surface of a machine table so that the present invention suffers less heat to facilitate the adjustment. Most importantly, the present invention has instant width-adjusting function, and can simultaneously perform identical adjustments to the widths of both sides. The adjustment is fast, and the positions of movement are exact. Moreover, fine adjustment of width can be performed at any time during the operation of the machine.Type: GrantFiled: January 4, 2001Date of Patent: October 1, 2002Inventor: Chang Min Yang
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Patent number: 6457301Abstract: A trim assembly for riding lawnmower for trimming areas adjacent to lawnmower. The trim assembly for riding lawnmower includes a mounting attached to a perimeter wall of a blade shield mounted to a lawnmower. The device is positioned away from a body of the lawnmower. A cylinder is rotatably coupled to the mounting and orientated in a generally vertical orientation. A second pulley is mounted on an upper end of the cylinder. A disc is attached to a lower end of the cylinder. A belt extends around and frictionally engages a first pulley, mechanically coupled to a motor on the lawnmower, and the second pulley for rotating the second pulley and the cylinder attached thereto.Type: GrantFiled: May 4, 2001Date of Patent: October 1, 2002Inventor: Richard T. Buss
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Patent number: 6457302Abstract: A crop divider for separating crop plants on one side of a line of travel from those on an opposite side of the line of travel and pushing the plants away from the line of travel to allow passage of an implement portion along a forward travel path while reducing contact of the plants with the implement portion. The crop divider comprises a vertically oriented V-shaped member adapted for mounting on the implement forward of the implement portion, the V-shaped member having an apex located substantially in the center of the travel path and facing forward, and right and left legs extending rearward and outward beyond edges of the travel path. A vertically oriented cutter is mounted on a forward edge of the apex of the V-shaped member. The crop divider is particularly suited to a canola pusher for lodging crops of the Genus Brassica.Type: GrantFiled: September 8, 2000Date of Patent: October 1, 2002Inventors: Thomas Edward McCrea, David Gary McCrea
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Patent number: 6457303Abstract: Various epothilone precursors needed for the preparation of final epothilones are provided.Type: GrantFiled: March 2, 2001Date of Patent: October 1, 2002Assignee: The University of KansasInventors: Gunda I Georg, Sajiv K. Nair, Emily Reiff, Ashok Rao Tunoori, John T. Henri
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Patent number: 6457304Abstract: A method and apparatus of assembling a joint of an endless track chain for track-type machines to prevent end play in the joint is disclosed. The joint includes a pair of links and a cylindrical pin. Each link includes a outwardly offset outboard end collar having a boss extending outwardly therefrom and a bore therethrough. Each boss has an outer surface. The pin includes opposite end portions. Each end portion is pressed and non-rotatably mounted into respective one of the bores of the outboard end collars. The method comprises the steps of forming an annular groove about each of the end portions, placing a swage tool against the outer side surface of the boss in axial alignment with the pin, and applying a sufficient force on the swage tool to form at least one mechanically formed nodule protruding from the outer side surface into a respective ones of the grooves. The nodule having a cross-sectional configuration substantially conforming to the groove.Type: GrantFiled: December 9, 1999Date of Patent: October 1, 2002Assignee: Caterpillar IncInventors: Billy R. Bedford, Thomas E. Oertley, Loreena S. Plouse
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Patent number: 6457305Abstract: A ramjet for amplifying an air stream flow rate includes a plurality of blades positioned within a turbine housing for rotation by an intake flow received through a housing inlet port. A gas generator having a primary air duct defines intake and outlet ports, the intake port receiving the intake flow from the housing. A combustion chamber is connected to the primary air duct for igniting an admixture of fuel and a portion of the intake flow to form an energized motive flow. The motive flow is discharged from the combustion chamber back into the air intake of the primary air duct so as to amplify the flow rate of incoming intake flow by momentum transfer. A portion of the motive flow is returned directly to the housing inlet port for amplifying incoming intake flow. The remaining motive flow is again combusted and used to rotate the turbine blades.Type: GrantFiled: February 7, 2001Date of Patent: October 1, 2002Inventor: James R. Schierbaum
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Patent number: 6457306Abstract: A liquid propellant supply system (10) according to the invention is electrical in nature and avoids the need for a gas generator and a turbine assembly. In particular, the system (10) includes an electrical power source (12), a controller (14) and a motor (18) for driving the pump (20). The electrical power source (12) provides electrical power sufficient for high power, limited duration applications such as for launch vehicle applications. For launch vehicle applications, the power source (12) is preferably capable of providing very high power for at least 60 seconds. A number of different types of electrical power sources may be employed in this regard. For example, the power source (12) may include high energy density batteries, supercapacitors, or counter rotating flywheels. Multiple counter rotating motors may be employed in order to minimize precessional forces.Type: GrantFiled: November 13, 2000Date of Patent: October 1, 2002Assignee: Lockheed Martin CorporationInventors: Terry M. Abel, Thomas A. Velez
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Patent number: 6457307Abstract: A system for conversion of hydrostatic pressure variations of sea waves into useful energy is disclosed. The system is comprised of a sealed casing (12) with a membrane-like cover (16). The cover operates piston (52) under the pressure of the waves. The piston compresses air into vessel (22), from which it is discharged (86) to drive turbine (24) and produce electric energy (26). The piston (52) is recoiled back upwards by second piston (56), reciprocable within cylinder 58. The effective volume of the cylinder 58 is variable for counter-pressure adjustment purposes.Type: GrantFiled: December 11, 2000Date of Patent: October 1, 2002Inventors: Yosef Feldman, Emanuel Mendes
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Patent number: 6457308Abstract: A thermal energy engine assembly comprises a cylinder, a piston set, a reheater, a spindle and a flywheel. An external thermal source is placed outside the cylinder to drive the piston set to have reciprocating motion along the spindle. The piston set has at least one groove on outer surface thereof and the flywheel has a rotatory motion guided by the groove. The reheater is arranged within the cylinder and used to accumulate thermal energy to enhance efficiency of the thermal energy engine assembly.Type: GrantFiled: November 15, 2001Date of Patent: October 1, 2002Assignees: Polo Technology Corp.Inventors: Pao Lung Lin, Chun-Hsiung Han
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Patent number: 6457309Abstract: A multifuel internal combustion Stirling engine is described, wherein a compressor piston and a displacer piston reciprocate, within a common cylinder, to enclose a variable air volume, and a variable burned gas volume. Motion of these two pistons, creates a power producing cycle, of compression, combustion, expansion, and scavenge, wherein the burned gases do not contact those cylinder portions over which the compressor piston moves. In this way low engine wear can be obtained when using fuels such as coal, which produces abrasive particulates in the burned gases. A multifuel internal combustion engine of this invention can be readily adapted to operate on a wide variety of fuels, such as, natural gas, diesel fuel, residual petroleum fuel, and coal. Widespread use of these engines would introduce economic competition between these now separately competing fuels. This is a clear route to national energy independence, since coal reserves greatly exceed petroleum reserves, nationally and internationally.Type: GrantFiled: February 14, 2002Date of Patent: October 1, 2002Inventor: Joseph Carl Firey
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Patent number: 6457310Abstract: A turbine impeller to be driven for rotation by exhaust gas of an internal combustion engine is fixed to a turbine shaft. The turbine shaft is supported by a radial bearing in radial directions and mounted to a bearing housing. The turbine shaft includes a stepped part which is formed between the turbine impeller and the radial bearing so that the outer diameter of the turbine shaft is greater at the turbine impeller side than at the radial bearing side. The bearing housing includes an oil drain for discharging oil which has lubricated the radial bearing. The distance L from a side face of the radial bearing to the stepped part is set to a value at which oil moving from an end of the radial bearing does not reach the stepped part when a turbine-revolution speed Nt is higher than that Nti which is produced by an idling operation of the internal combustion engine.Type: GrantFiled: February 23, 2001Date of Patent: October 1, 2002Assignees: Hitachi, Ltd., Hitachi Car Engineering Co., Ltd.Inventors: Atsushi Hohkita, Toshiyuki Katsuno, Teruo Chida
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Patent number: 6457311Abstract: An exhaust-gas turbocharger for an internal combustion engine has an exhaust-gas turbine in the exhaust tract and a compressor in the intake tract, the exhaust-gas turbine and the compressor being connected via a shaft which is supported in a casing of the exhaust-gas turbocharger via at least one bearing. In order to improve the efficiency of the turbocharger, the bearing has a non-contact design, in that, when the exhaust-gas turbocharger is in operation, the shaft is held at a distance from, and so as to be virtually free of friction with, a bearing receptacle fixed to the casing.Type: GrantFiled: March 9, 2001Date of Patent: October 1, 2002Assignee: DaimlerChrysler AGInventors: Peter Fledersbacher, Gernot Hertweck, Siegfried Sumser, Juergen Willand, Friedrich Wirbeleit
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Patent number: 6457312Abstract: An internal combustion engine, in particular a stationary gas engine, comprising a compressor arranged in the induction tract, in particular an exhaust gas turbocharger, an electrically operable blow-off valve connected downstream of the compressor, and a pressure sensor for detecting the pressure actual value of the mixture in the region of the blow-off valve. In according with the invention there is provided a device (9) for detecting the engine power output (N), a device (10) for calculating a pressure reference value in dependence on the detected engine power output and a relationship previously stored in a memory between engine power output (N) and pressure reference value (Psoll), and a regulating device (11) for regulating the blow-off valve (7) until the pressure actual value (Pist) reaches the calculated pressure reference value (Psoll).Type: GrantFiled: July 6, 2001Date of Patent: October 1, 2002Assignee: Jenbacher AktiengesellschaftInventors: Albert Fahringer, Bernd Lutz, Peter Skorjanz
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Patent number: 6457313Abstract: A pressure and flow control apparatus includes first to third pipes, fluid being supplied to the first pipe and outputted from the third pipe, a pressure control valve, a control valve, and a control unit. The pressure control valve is provided between the first and second pipes and opened or closed based on a first opening degree to control flow of the fluid from the second pipe to the third pipe. The control valve is provided between the second and third pipes and opened or closed based on a second opening degree to control flow of the fluid from the first pipe to the second pipe. The control unit determines the first opening degree, and determines the second opening degree based on the first opening degree and a pressure in the second pipe.Type: GrantFiled: December 10, 2001Date of Patent: October 1, 2002Assignee: Mitsubishi Heavy Industries, Ltd.Inventor: Fuminori Fujii
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Patent number: 6457314Abstract: A power transmission structure of a motor assist apparatus for a vehicle, wherein a ring gear need not have a flywheel function, such that a width of a flywheel can be reduced and a length of a motor housing can be shortened. In a vehicle with front wheel drive, because the starter motor does not interfere with a drive shaft, the degree of freedom in layout of the drive shaft, starter motor and the like increases. A ring gear installation member mounting a ring gear on an outer circumferential location thereof is provided between a rotor installation member (which mounts thereon a motor rotor of the engine) and a crank shaft of the engine.Type: GrantFiled: September 7, 2001Date of Patent: October 1, 2002Assignee: Suzuki Motor CorporationInventors: Michinori Shimizu, Daisaku Takahashi
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Patent number: 6457315Abstract: A method and apparatus for enhancing the power output and operational efficiency of a combustion turbine system using a combined refrigerant substantially comprising a first refrigerant and a second refrigerant, whereby the combined refrigerant exhibits a total pressure substantially greater than each respective first and second refrigerant at a temperature inside an evaporative chiller. In a preferred embodiment, the combined refrigerant cools turbine inlet air through the exchange of heat from the inlet air, in an air chiller, with a coolant which is cooled by the combined refrigerant in the evaporative chiller. The combined refrigerant, after it is used to cool the coolant in the evaporative chiller, is separated through the use of a liquid absorbent which absorbs the second refrigerant to form a solution pair. The non-absorbed first refrigerant is compressed, condensed and then recirculated to eventually join the second refrigerant which is desorbed from the solution pair in a regenerator.Type: GrantFiled: December 7, 2001Date of Patent: October 1, 2002Assignee: IPSI, LLCInventors: Rong-Jwyn Lee, Jong Juh Chen, Jame Yao, Douglas G. Elliot, Pallav Jain
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Patent number: 6457316Abstract: Gas turbine engine fuel nozzles are illustrated which induce swirling to fuel flowing to the engine to facilitate reducing fuel coking. Each fuel nozzle includes an inlet, an outlet and a fuel delivery system extending therebetween. The fuel delivery system includes an inner fuel supply tube and an outer fuel supply tube. The inner fuel supply tube is concentrically aligned within the outer fuel supply tube and includes contoured fuel passageways and a center axis of symmetry. As fuel enters the contoured passageways, the fuel is accelerated locally and directed angularly with respect to the axis of symmetry.Type: GrantFiled: October 5, 2000Date of Patent: October 1, 2002Assignee: General Electric CompanyInventors: Robert Paul Czachor, Claude Henry Chauvette
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Patent number: 6457317Abstract: A method selling merchandise to golf course patrons, in which a storage unit is stocked with an exactly inventory of merchandise and is loaded onto a rental golf cart at the beginning of each rental period and made accessible to the rental patron as desired, the inventory retallied at the end of each rental period and the patron debited for the merchandise computed to have been removed from inventory. Cooled beverages can be dispensed from a storage unit which is cooled, as by the use of solar power, during the rental period.Type: GrantFiled: January 22, 2001Date of Patent: October 1, 2002Inventor: Michael O'Donnell
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Patent number: 6457318Abstract: An integrated environmental control system for providing conditioned air supply in an aircraft is provided. The system includes an integrated bootstrap air cycle subsystem and a regenerative air cycle subsystem, which are in heat exchange relationship. The bootstrap and the regenerative air cycle systems are also in heat exchange relationship with a liquid cooling cycle subsystem. In the bootstrap cycle, bleed air is compressed and expanded. After absorbing heat from the liquid cycle, the expanded air from the bootstrap cycle is received and expanded by a first turbine of the regenerative air cycle. Before it is received by a compressor of the regenerative cycle, the air flow, which is expanded and cooled by the first turbine, absorbs heat from the liquid cycle, supplies air to the cabin and absorbs heat from the bootstrap cycle. After the compression, the air flow is received by a second turbine of the regenerative cycle and expanded.Type: GrantFiled: November 7, 2000Date of Patent: October 1, 2002Assignee: Honeywell International Inc.Inventors: Clarence Lui, Wai-Pak Wong, Myron Quan
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Patent number: 6457319Abstract: A control valve controls the pressure in a crank chamber of a compressor to change the displacement of the compressor. The compressor includes a discharge chamber, a suction chamber and a supply passage, which connects the discharge chamber to the crank chamber. The control valve regulates the supply passage. The control valve includes a valve body, a spool and a solenoid. The valve body adjusts the size of an opening in the supply passage. The spool moves the valve body in accordance with the difference between the pressure in the discharge chamber and the pressure in the suction chamber. The solenoid urges the valve body by a force, the magnitude of which corresponds to a supply of electricity. The urging force of the solenoid represents a target value of the pressure difference. The spool moves the valve body such that the pressure difference seeks the target value.Type: GrantFiled: November 21, 2000Date of Patent: October 1, 2002Assignee: Kabushiki Kaisha Toyoda Jidoshokki SeisakushoInventors: Masaki Ota, Ken Suitou, Ryo Matsubara, Hirotaka Kurakake
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Patent number: 6457320Abstract: An air conditioner which can be installed easily at a corner of a room is presented. This is an air conditioner which can be installed at a corner between a first wall and a second wall of a room. It has a frame body having an upper part, a lower part, and side parts, a blower for circulating air, a heat exchanger for exchanging heat with the air, an air diffuser for blowing out the air into the room, a space positioned at an edge of the corner, and a piping connected to the heat exchanger. The connection port of the piping is placed at least at one of (a) a position projecting into the space and (b) a place near the space. This is an installation tool for installing an air conditioner main body having a first side surface and a second side surface at a corner of a first wall and a second wall of a room. The tool includes a first installation board having a first base part and a first stopping part, and a second installation board having a second base part and a second stopping part.Type: GrantFiled: June 29, 1999Date of Patent: October 1, 2002Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Kazuhiro Nishikawa, Hirozumi Ito, Hiroharu Kurisutani, Yasuhiro Nakamura, Kenji Shirai
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Patent number: 6457321Abstract: A spray cooling system for semiconductor devices. An ink-jet type spray device sprays droplets of a cooling fluid onto the semiconductor devices. The devices vaporize the liquid, which gets passed through a roll bond panel, or other heat exchanger, and is pumped into a spring loaded reservoir that feeds the spray device.Type: GrantFiled: December 19, 2001Date of Patent: October 1, 2002Assignee: Hewlett-Packard CompanyInventors: Chandrakant D. Patel, Cullen Bash
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Patent number: 6457322Abstract: A filter housing assembly for refrigerators is disclosed. The assembly comprises an upper filter housing, a lower filter housing, a valve, and a passage control lever. The upper filter housing has an inlet, an outlet, an inflow passage and an outflow passage. The lower filter passage is detachably combined with the upper filter housing and holds a filter element for purifying water supplied through the inflow passage of the upper filter housing. The valve has a first passage hole, a second passage hole and a third passage hole so as to selectively connect the inlet to the outlet, and the inlet and the outlet respectively to the first inflow passage and the first outflow passage. The passage control lever is fixedly connected at its one end to the valve so as to rotate the valve for the selective connection of the valve.Type: GrantFiled: June 8, 2000Date of Patent: October 1, 2002Assignee: LG Electronics Inc.Inventors: Ill-Shin Kim, Yong-Chol Kwon, Si-Jae Kim
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Patent number: 6457323Abstract: The present invention discloses an isothermal container provided with inside compartments divided by movable partitions and capable of receiving refrigerating means. Such compartments can be provided laterally, centrally, on the upper side, and on the lower side, and a separate smaller container inside the main container can also be provided.Type: GrantFiled: July 26, 2000Date of Patent: October 1, 2002Assignee: Saldogas S.r.L.Inventor: Carmine Marotta
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Patent number: 6457324Abstract: A modular air conditioning system comprises a self-contained refrigeration power cell and a remotely located heat exchanger coupled by a low-pressure refrigerant circuit. The refrigeration power cell comprises a compressor, a condenser, an expansion device, and an evaporator, which are serially coupled to form a high-pressure closed refrigeration circuit. The low-pressure circuit thermally interfaces with the condenser to remove heat from the high-pressure circuit. This heat exchanger is adapted to mount in proximity to or be integrated with the radiator. Alternatively, this circuit thermally interfaces with the evaporator to remove heat from the low-pressure refrigerant. This heat exchanger is adapted to mount in the cabin of the vehicle. When the low-pressure circuit thermally interfaces with the evaporator, the low-pressure circuit may further include a cool box for storing items to be refrigerated. Preferably, the cool box and heat exchanger may each be operated either alone, or in combination.Type: GrantFiled: June 18, 2001Date of Patent: October 1, 2002Assignee: Bergstrom, Inc.Inventors: Terry A. Zeigler, William David Gavin, Phillip Carew Evans
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Patent number: 6457325Abstract: High pressure drop and evaporator inefficiency due to the presence of lubricant in a refrigerant are avoided in a refrigeration system including a compressor (10) having an inlet (12) and an outlet (14). A gas cooler/condenser (16) receives compressed, lubricant containing refrigerant from the compressor outlet (14). Also included is an evaporator (48) for evaporating refrigerant and cooling another fluid and returning the refrigerant to the compressor inlet (12). A phase separator (36) is interposed between the gas cooler/condenser (16) and the evaporator (48) for receiving cooled refrigerant from the gas cooler/condenser (16). The phase separator (36) includes a chamber (62) having an inlet (34) connected to the gas cooler/condenser (16), an upper vapor outlet (38) connected to the compressor inlet (12), a liquid refrigerant outlet (40) and a lubricant outlet (78).Type: GrantFiled: October 31, 2000Date of Patent: October 1, 2002Assignee: Modine Manufacturing CompanyInventor: Frank Vetter
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Patent number: 6457326Abstract: An absorption refrigeration unit having a purge system that will sense when the discharge pressure of the solution pump becomes subatmospheric and will automatically increase the speed of the pump to bring the discharge pressure up to a desired level above atmospheric pressure so that a purging cycle can be achieved. The system further monitors the generation solution level and interrupts the purging cycle in the event the solution reaches an undesirable level.Type: GrantFiled: June 21, 2001Date of Patent: October 1, 2002Assignee: Carrier CorporationInventors: Christopher P. Serpente, Darren Sheehan
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Patent number: 6457327Abstract: The process removes from a diluted gas one or more fluorine compounds present at a first concentration in the diluted gas and concentrates the fluorine compounds. This is done by directly contacting the diluted gas with a cryogenic liquid having a temperature less than or equal to about −150° F., thereby producing a vapor lean in the fluorine compounds and liquid enriched with the fluorine compounds at a second concentration. The second concentration is greater than the first concentration.Type: GrantFiled: May 8, 2000Date of Patent: October 1, 2002Assignee: Air Products and Chemicals, Inc.Inventors: Zbigniew Tadeusz Fidkowski, John Frederick Cirucci, Rakesh Agrawal, Timothy Edward Conway
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Patent number: 6457328Abstract: A color ornamental cord device having at least one piece of supporting core material, at least one reinforcing wire respectively embedded in each piece of supporting core material, a color ornamental material surrounding each piece of the at least one piece of supporting cord material, and a transparent plastic cover layer extrusion-molded on the color ornamental material.Type: GrantFiled: August 10, 2000Date of Patent: October 1, 2002Inventor: Cheng-Lang Tsai
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Patent number: 6457329Abstract: A silica sol-gel fabrication process is provided which allows improved control of the shrinkage that takes place during the drying of a gel body. In particular, the invention makes it possible to attain extremely low shrinkage through the completion of the drying stage, e.g., below 1% linear shrinkage, in relatively large sol-gel bodies of (dry weight) 1 kg or more, typically 10 kg or more, or even 40 kg or more, compared to the much higher shrinkages typically encountered. Specifically, use of a particular polymeric additive makes it possible for a gel body to experience linear shrinkage at least 55% less than an identical process without the polymeric additive.Type: GrantFiled: December 14, 2000Date of Patent: October 1, 2002Assignee: Fitel USA Corp.Inventors: Suhas Bhandarkar, Debra Anne Fleming, David Wilfred Johnson, Jr.
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Patent number: 6457330Abstract: Apparatus for forming a cased glass stream having an inner core glass surrounded by an outer casing glass includes a first orifice for receiving core glass from a first source, and an orifice ring forming a second orifice vertically spaced beneath and aligned with the first orifice. A chamber surrounds the second orifice and communicates with the second orifice through a metering gap between the first and second orifices. Casing glass is delivered from a second source to the chamber, such that glass flows by gravity from the first and second sources through the orifices to form the cased glass stream. A heater ring of refractory material is disposed beneath the orifice ring, and includes at least one electrical heater embedded in the refractory material of the heater ring. The electrical heater is thus disposed external to the casing glass chamber for adding heat to casing glass flowing through the chamber to the metering gap.Type: GrantFiled: December 6, 1999Date of Patent: October 1, 2002Assignee: Owens-Brockway Glass Container Inc.Inventors: Michael T. Dembicki, Garrett L. Scott, Kevin N. Fick
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Patent number: 6457331Abstract: A blank mold valving system for supplying vacuum/counter blow air to a blank mold of an I.S. The system includes an exhaust valve displaceable between open to exhaust and closed positions, a vacuum valve displaceable between open to vacuum and open to counter blow positions, and a counter blow valve displaceable between closed and open to counter blow air positions.Type: GrantFiled: March 13, 2000Date of Patent: October 1, 2002Assignee: Emhart Glass S.A.Inventor: Jarmo Kammonen
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Patent number: 6457332Abstract: A sock type garment adapted for wearing on a wearer foot including a sole (3), partial upper foot (5), a heel (8, 9) and a toe (11, 12) wherein said heel and toe are shaped to assist accommodation of the respective parts of the wearers foot characterised in that an opening (4) for insertion of the wearers foot is provided intermediate of said heel and toe in the region of the partial upper foot.Type: GrantFiled: May 8, 2001Date of Patent: October 1, 2002Inventor: Oreste Schiavello
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Patent number: 6457333Abstract: A latch needle comprises a hook, a stem and a latch. The latch is pivotally mounted to the stem for rotation between two positions in the first of which the latch is located within the hook and in the second of which the latch is located external of the hook. The latch spoon is notched at its tip to permit the latch to pass either side of the point of the hook. Control of the latch is provided by an integral lug which engages in the recess of the slider-positioned along side the needle. Alternatively, the latch is provided with two lugs which are controlled by respective central-faces of an auxiliary sinker.Type: GrantFiled: July 13, 2001Date of Patent: October 1, 2002Inventor: William Ewart Alan Shelton
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Patent number: 6457334Abstract: A covering device for washers and dryers including a washer cover dimensioned for covering the conventional clothes washer. The washer cover has a first removable access panel aligned with the door of the conventional washer whereby removal of the first removable access panel will allow the door to be fully opened and closed. The washer cover has a second removable access panel aligned with the control panel of the conventional washer whereby removal of the second removable access panel will allow access to the control panel for use. A dryer cover is dimensioned for covering the conventional clothes dryer. The dryer cover has a first removable access panel aligned with the door of the conventional dryer whereby removal of the first removable access panel will allow the door to be fully opened and closed.Type: GrantFiled: July 14, 2000Date of Patent: October 1, 2002Inventors: Ann Harker, Cameron Harker
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Patent number: 6457335Abstract: Device with a nozzle beam for producing fluid streams for striking the fibers of a web of goods by streams. The fluid spraying against the underside of the nozzle beam must be captured. For this purpose, a device is used Fat is located to the side of the nozzle beam over its length. A funnel-shaped slot is provided at the edge of the nozzle beam, at whose inner end a suction slot approximately 2 mm high is formed. If a sufficiently low vacuum is connected to the otherwise completely enclosed device, all of the drops from the underside of the nozzle beam can be sucked up safely for the goods to be needled, including a spray fog.Type: GrantFiled: May 19, 2000Date of Patent: October 1, 2002Assignee: Fleissner GmbH & Co. MaschinenfabrikInventor: Gerold Fleissner
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Patent number: 6457336Abstract: A lock, in particular a brake disk lock for motorcycles, comprising a lock housing and a bolt lockable thereto; with the bolt having a stop member, a bolt head and a bolt neck arranged therebetween, and with the lock housing having a receiving region to receive the bolt head of the bolt, a lock cylinder and a latch movable by a rotary actuation of the lock cylinder to lock or unlock the bolt head inserted into the receiving region. The lock housing further has at least one conversion element, by means of which a rotary actuation of the lock cylinder can be converted into an axial locking or unlocking movement of the latch.Type: GrantFiled: August 15, 2000Date of Patent: October 1, 2002Assignee: ABUS August Bremicker Soehne KGInventor: Michael Bremicker
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Patent number: 6457337Abstract: A key (10) includes a transceiver core (12) that couples to antenna electrodes that include all or part of a key shank (11) and an electrically conductive surface (16). The transceiver core (12) utilizes these electrodes (11 and 16) to capacitively transceive information with a reader (41). The reader (41) may, in turn, utilize all or part of a keyed lock cylinder (43) as an antenna electrode.Type: GrantFiled: June 14, 2000Date of Patent: October 1, 2002Assignee: Motorola, Inc.Inventors: John B. Hattick, John H. Rolin, Victor A. Vega
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Patent number: 6457338Abstract: The invention relates to a pressing tool (1) with pressing levers (2) which are connected to one another by a connecting link plate (7, 8) such that they can be rotated in a tong-like manner and each of which each provides an upper, free mouth end (14, 16), there being provided a monitoring device (13) which only allows an open position of the pressing levers (2) which is suitable for the release of a blank (42) to be achieved if a full pressing action, with a minimum closing position of the pressing levers (2) being achieved in the process, has been carried out beforehand, a mechanical, electronic or electrical sensor (15) being disposed on one of the pressing levers (2) for the purpose of checking the relative positioning of the pressing levers (2) in relation to one another. In order to achieve an improvement, it is proposed that the sensor (15) be disposed in the upper, free mouth end (14) of the one pressing lever (2).Type: GrantFiled: October 2, 2000Date of Patent: October 1, 2002Assignee: Gustav Klauke GmbHInventor: Egbert Frenken
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Patent number: 6457339Abstract: A rocking press machine includes a swinging metal die 2 and a rocking shaft 1 mounted above the metal die 1 and transmitting a swinging motion to the metal die 2, with the angle of eccentricity of the central axis thereof and the angular velocity of the orbiting motion thereof being adjustable. A friction disk 3 is provided between the metal die 2 and rocking shaft 1, a gyro 4 encloses the metal die 2 or a frame 20 surrounding the metal die 2 and supports 5 provided outside the gyro 4, first projections 61 and first recesses 71 rotatably supporting the first projections formed on the metal die 2 or the surrounding frame 20 and in the gyro 4, second projections 62 and second recesses 72 rotatably supporting the second projections formed on the gyro 4 and the supports 5. The rocking press machine permits the metal die 2 to swing with freedom of angular motion in a two dimensional space, prevents the metal die 2 from rotating on its own central axis, and, thereby, permits obtaining accurate patterns.Type: GrantFiled: June 8, 1999Date of Patent: October 1, 2002Assignee: Fuji Seiko Co., Ltd.Inventor: Takao Komura
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Patent number: 6457340Abstract: In a sheet metal member having a boss which is obtained by the method of the present invention, a cylindrical portion is formed at an outer peripheral edge, thereby allowing the member to be used as a pulley for a flat belt, a V belt or a poly-V belt. According to the present invention, when the boss is to be formed, the positional accuracies of portions other than the boss with respect to the boss are improved. The present invention includes: a boring step of opening a circular hole in a circular blank; a curving step of shaping the circular blank into a projected shape; and a bending step of restricting a radially outward spread of an outer peripheral edge portion of the circular blank which has undergone the curving step, and bending an inclined portion between the outer peripheral edge portion of the circular blank and the circular hole into a recessed shape, thereby forming the case-like boss.Type: GrantFiled: April 23, 1998Date of Patent: October 1, 2002Assignee: Kabushiki Kaisha KanemitsuInventors: Toshiaki Kanemitsu, Kunihiro Harada, Naoki Fujii
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Patent number: 6457341Abstract: The invention relates to a forging apparatus used for forging a heated blank (24a), which in a pre-treated operation has been given a volume essentially corresponding to that of the final product, said forging apparatus comprising upper and lower die parts (2, 16) arranged to be brought together into abutting relationship and having contacting surfaces (42a, 18b) extending transversely of the direction of movement of the die parts, whereby when the contacting surfaces (42a, 18b) are pressed together and brought into contact with one another as result of pressure exerted thereon, the blank is shaped in conformity with a die cavity defined with precision by the die parts (2, 16). The configuration of the forged component then essentially agrees with that of the desired finished component, i.e. no or at least only minimum post-treatment is required.Type: GrantFiled: January 18, 2001Date of Patent: October 1, 2002Inventor: Eric Wirgarth
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Patent number: 6457342Abstract: A forging device and a method therefor that enables improve forging precision of a work and lengthen life of dies of a forging device, by efficiently heating the work chiefly made of aluminum in one heating furnace, wherein the device has: a heating furnace for heating works W while moving the works W along the movement path; an intermediate processing means, disposed in the midst of the movement path in a heating furnace, for intermediately forming works W; an intermediate conveyance means for conveying works W from the heating furnace to the intermediate processing means; and a final processing means for making the intermediate conveyance means convey the intermediately formed works W to the heating furnace, reheating the conveyed the works W, and finally processing to form the works W.Type: GrantFiled: February 23, 2001Date of Patent: October 1, 2002Assignee: Kabushiki Kaisha Kobe Seiko ShoInventors: Masanori Tanahashi, Yoshinori Ogata
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Patent number: 6457343Abstract: A tubing swaging machine comprising four coplanar hydraulic cylinders which compress the end of a piece of tubing around a central mandrel. The central mandrel has indentations and is reciprocated by a fifth hydraulic cylinder perpendicular to the plane of the other four cylinders. Each of the four coplanar hydraulic cylinders reciprocate a die which has a surface corresponding to the indentation in the mandrel opposite.Type: GrantFiled: March 6, 2001Date of Patent: October 1, 2002Inventor: Larry Shed
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Patent number: 6457344Abstract: A conduit bending support device to facilitate conduit bending using a hand bender. The device includes a structural base and a support assembly. The support assembly includes a frame and a hand bender securing frame rotatably connected to the frame. The securing frame includes a clamping mechanism for releasably clamping the hand bender in a selectable position. The base includes a primary frame and an optional frame extension captured by the primary frame. The base also includes an adjustable conduit support to permit a user to support conduit thereon during the bending process.Type: GrantFiled: January 30, 2001Date of Patent: October 1, 2002Inventor: Jeffrey Godin