Plural Compartments Formed By Baffles Patents (Class 137/574)
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Patent number: 6854479Abstract: A sump liner comprising a liner wall joined with a base member, the liner wall extending about the periphery of the base member, the liner wall comprising a primary reservoir portion and a secondary reservoir portion, with a weir extending from the base member and the inside surface of the liner wall. The weir divides the sump liner interior into a primary reservoir and a secondary reservoir, with a primary pump to remove water from the primary reservoir and a secondary pump to remove water from the secondary reservoir. The primary reservoir receives drainage water through an inlet pipe. The secondary reservoir receives drainage water that flows over the weir in the event the primary pump in the primary reservoir fails, in which case the secondary pump in the secondary reservoir pumps out the water.Type: GrantFiled: August 26, 2002Date of Patent: February 15, 2005Inventor: Alden Harwood
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Patent number: 6848472Abstract: A liquid stabilizing deflector baffle system, including a method and an apparatus, including a plurality of deflectors interconnected together to provide a baffling effect on liquid in which it is installed.Type: GrantFiled: January 10, 2003Date of Patent: February 1, 2005Inventor: John A. Bambacigno
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Patent number: 6840275Abstract: A liquid propellant management device for placement in a liquid storage tank adjacent an outlet of the storage tank to substantially reduce or eliminate the formation of a dip and vortex in the liquid of the tank, as well as prevent vapor ingestion into the outlet, as the liquid drains out through the outlet. The liquid propellant management device has a first member adapted to suppress the formation of a vortex of a liquid exiting the storage tank. A plate is affixed generally perpendicular to the first member, wherein the plate is adapted to suppress vapor ingestion into the outlet by reducing a dip in a surface level of the liquid leaving the tank. A second member is affixed to the second side of the plate. The second member ensures that the plate is wet with liquid and assists in positioning bubbles away from the outlet.Type: GrantFiled: May 15, 2003Date of Patent: January 11, 2005Assignee: The Boeing CompanyInventor: Gary D. Grayson
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Publication number: 20040244780Abstract: In an arrangement for supplying an internal combustion engine with fuel and a method for servicing and repairing the arrangement wherein a number of components, that is, a fuel reservoir, a fuel pumping unit, a fuel filter, a fuel level sensor and line elements are arranged in a fuel container and the container has an access opening formed in a wall thereof and sealingly closed by a cover, at least the fuel reservoir and at least one of the line elements are firmly installed in the fuel container and for servicing or replacement only the other components are removed through the access opening after being disconnected from their support mounts and associated connecting lines.Type: ApplicationFiled: May 28, 2004Publication date: December 9, 2004Inventors: Karl-Heinz Kempka, Stefan Klein, Dieter Scheurenbrand, Roland Schirmer, Manfred Weil
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Publication number: 20040244843Abstract: The invention is to offer a fuel tank for automobiles characterized by arranging a flange which is provided together with a pump holder for holding a fuel pump and a pipe shaped fuel supply hole.Type: ApplicationFiled: June 3, 2004Publication date: December 9, 2004Applicant: KYOSAN DENKI CO., LTD.Inventors: Ryuichi Harigaya, Hiroshi Shimamura
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Patent number: 6817376Abstract: The present invention relates to a gel hydration tank and method for hydrating gels for use in oil well treatment operations according to which a mixture of water and gel is introduced into the interior of the tank and flows through the tank before being discharged from the tank, whereby specific devices are used to deflect and/or re-direct fluid flow so as to increase the distance traveled for a given fluid volume element, which consequently increases the plug flow efficiency of the tank.Type: GrantFiled: February 8, 2002Date of Patent: November 16, 2004Assignee: Halliburton Energy Services, Inc.Inventors: Ronnie G. Morgan, Johnny W. Johnson, Rickey L. Morgan, James A. McGough, Michael R. Spaulding
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Publication number: 20040221897Abstract: A flexible, disposable container used in fluid processing apparatus including flow control means to promote mixing of fluid within the flexible container.Type: ApplicationFiled: May 9, 2003Publication date: November 11, 2004Applicant: StedimInventors: Barry F. Schubmehl, Patrick Lansky
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Patent number: 6805539Abstract: A plant building includes a purification chamber and a pump chamber with a pump for cooling water. The pump chamber directly adjoins the purification chamber and the geometry of the pump chamber is such that disturbing swirls are avoided while the installation is in operation, due to the high speed of the coolant. The direct proximity of the two chambers to each other results in lower cost due to the elimination of the usual steadying zones.Type: GrantFiled: July 26, 2002Date of Patent: October 19, 2004Assignee: Siemens AktiengesellschaftInventor: Falko Schubert
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Publication number: 20040182454Abstract: A fuel delivery system including a fuel tank having multiple sections. A fuel pump is disposed in a first section with an inlet for drawing liquid fuel from the first section and an outlet for supplying the fuel to an engine and to a pick-up disposed in the second section. A siphon line is connected to the pick-up at one end and terminates in the first section at another end. A fuel inlet of the pickup communicates with the siphon line through a valve member that is actuated to open and closed positions. In operation, the fuel pump provides a flow of liquid fuel to the pick-up to purge and prime the siphon line which normally maintains a,substantially equal liquid fuel level in the first and second sections of the fuel tank. In some conditions, the valve closes to prevent reverse flow of fuel from the first section to the second section of the tank.Type: ApplicationFiled: March 18, 2003Publication date: September 23, 2004Inventors: Jeffrey M. Atwood, Daniel A. Gilmour
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Patent number: 6748972Abstract: A water tank includes a bottom surface having a suction opening for draining water, and an air-suction preventing member covering the suction opening, spaced with a gap allowing water to flow into the suction opening, above the bottom surface. The air-suction preventing member is so arranged as to interrupt suction of air by the suction opening due to generation of a vortex at the suction opening. The arrangement provides a water tank free of any possible failure and having a simple structure not increasing weight and cost, preventing the air from being sucked in.Type: GrantFiled: April 23, 2001Date of Patent: June 15, 2004Assignee: Renesas Technology Corp.Inventor: Mitsuaki Watanabe
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Publication number: 20040025946Abstract: A self-adjusting fluid surface skimmer and a wastewater treatment system incorporating the same are provided. In one embodiment, the skimmer includes an intake passage and an outlet passage. The intake passage comprises first and second passageways connected by a flexible coupling. A collar is positioned around the first passageway near an intake opening. At least one buoyant member is attached to the collar and facilitates self-adjustment of the skimmer. A gas inlet is disposed in the outlet passage and allows for the movement of gas through the outlet passage, which creates a suction effect in the intake passage. The wastewater treatment system comprises an aeration tank disposed in a settling tank such that a clearance is created between the two tanks. A skimmer according to the present invention is disposed within the clearance. The skimmer enables further removal of solids from treated fluid within the settling tank prior to leaving the treatment system.Type: ApplicationFiled: March 27, 2003Publication date: February 12, 2004Inventor: Matthew L. Sharb
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Patent number: 6681801Abstract: A pump station including a structure that includes at least one inlet chamber and at least one discharge chamber arranged on a different level. A separating wall is arranged within the structure between the two chambers, and at least one pump delivers a liquid from the inlet chamber through the separating wall into the discharge chamber. The discharge chamber includes a discharge opening having an upper edge which is below the liquid level that is present in a discharge downstream of the discharge chamber. The pump is provided with an upwardly extending liquid conveying device which ends in an open outlet that opens into the discharge chamber above the upper edge of the discharge opening.Type: GrantFiled: January 14, 2003Date of Patent: January 27, 2004Assignee: KSB AktiengesellschaftInventors: Wolfgang Hoehn, Hans-Dieter Knoepfel, Gerhard Meyer, Wolfgang Roesler, Hartmut Rosenberger
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Publication number: 20040007272Abstract: A vessel for the storage and transportation of bulk volumes of a fluid is described herein and a method for using same. The vessel contains a plurality of dividers that apportion the internal volume into a number of sections. The dividers within the vessel aid in minimizing sloshing of the fluid contained therein during transport. In addition, the dividers optimize the fluid flow pattern thereby allowing for the continuous purge of the vessel without the need for the application of a partial or full vacuum.Type: ApplicationFiled: July 10, 2002Publication date: January 15, 2004Inventors: Vladimir Yliy Gershtein, Pingping Ma, Steven W. Hoffman, Christopher R. Butler, John Frederick Cirucci
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Patent number: 6637457Abstract: A one-piece integral rotomolded hydraulic reservoir includes a plastic container body defining a container cavity for receiving hydraulic fluid. An insertable baffle is positioned in the container cavity through an access manway formed in the container body and is removable therefrom. The container body includes holding members for positioning and holding the baffle in place.Type: GrantFiled: April 27, 2001Date of Patent: October 28, 2003Assignee: Schroeder Industries L.L.C.Inventors: Steven R. Evanovich, Alfred L. Baum
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Publication number: 20030196705Abstract: A liquid propellant management device for placement in a liquid storage tank adjacent an outlet of the storage tank to substantially reduce or eliminate the formation of a dip and vortex in the liquid of the tank, as well as prevent vapor ingestion into the outlet, as the liquid drains out through the outlet. The liquid propellant management device has a first member adapted to suppress the formation of a vortex of a liquid exiting the storage tank. A plate is affixed generally perpendicular to the first member, wherein the plate is adapted to suppress vapor ingestion into the outlet by reducing a dip in a surface level of the liquid leaving the tank. A second member is affixed to the second side of the plate. The second member ensures that the plate is wet with liquid and assists in positioning bubbles away from the outlet.Type: ApplicationFiled: May 15, 2003Publication date: October 23, 2003Inventor: Gary D. Grayson
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Patent number: 6619317Abstract: A rotomolded hydraulic reservoir includes a plastic container body defining a container cavity for receiving hydraulic fluid and forming a filter cavity in fluid communication with the container cavity. An insert, such as an aluminum bushing, is molded in the container body adjacent the filter cavity and a removable filter element positioned with the filter cavity and coupled to the insert.Type: GrantFiled: April 27, 2001Date of Patent: September 16, 2003Assignee: Schroeder Industries L.L.C.Inventors: Steven R. Evanovich, Alfred L. Baum
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Patent number: 6619310Abstract: A rotomolded hydraulic reservoir includes a plastic container body defining a container cavity for receiving hydraulic fluid and forming a filter cavity in fluid communication with the container cavity. An integral baffle extends inwardly and is formed as part of an outer wall of the container body. The baffle controls the fluid flow pattern within the container cavity to provide deaeration and homogenization to the fluid.Type: GrantFiled: April 27, 2001Date of Patent: September 16, 2003Assignee: Schroeder Industries L.L.C.Inventors: Steven R. Evanovich, Alfred L. Baum
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Patent number: 6616187Abstract: A fuel tank unit of a motorcycle, in which an air cleaner and a fuel tank unit are disposed above an engine, comprises a fuel tank body having a front half portion having a recess to receive the air cleaner therein and a rear half portion serving as a substantial capacity section of the fuel tank body, a fuel pump disposed inside the substantial capacity section, and a fuel level gauge device mounted on a top portion of the fuel pump to detect a fuel level in the fuel tank body. The fuel level gauge includes a gauge body and an arm member pivoted on a gauge body, and the arm member having a free end swingable above the fuel pump.Type: GrantFiled: November 28, 2001Date of Patent: September 9, 2003Assignee: Suzuki Kabushiki KaishaInventor: Munenori Nagasaka
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Patent number: 6607005Abstract: A fuel tank for a motor vehicle defining at least two interconnecting with the intercommunication being by way of a tank region of smaller cross-section than the chambers, defining a saddle tank configuration. A first of the chambers contains a fuel delivery unit and a second of the chambers has a refuelling vent valve which is the only refuelling vent valve of the tank. The two chambers also communicate with each other by way of a compensating line on the basis of the principle of communicating vessels. The tank also has means for venting the compensating line. The compensating line is such that equalisation of the filling levels of the intercommunicating chambers is possible only when there is a drop in level from the second chamber to the first chamber.Type: GrantFiled: November 8, 2001Date of Patent: August 19, 2003Assignee: Kautex Textron GmbH & Co. KGInventors: Reiner Viebahn, Dirk Bolle, Torsten Homburg
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Publication number: 20030150494Abstract: The present invention relates to a gel hydration tank and method for hydrating gels for use in oil well treatment operations according to which a mixture of water and gel is introduced into the interior of the tank and flows through the tank before being discharged from the tank, whereby specific devices are used to deflect and/or re-direct fluid flow so as to increase the distance traveled for a given fluid volume element, which consequently increases the plug flow efficiency of the tank.Type: ApplicationFiled: February 8, 2002Publication date: August 14, 2003Inventors: Ronnie G. Morgan, Johnny W. Johnson, Rickey L. Morgan, James A. McGough, Michael R. Spaulding
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Patent number: 6591867Abstract: A liquid propellant management device for placement in a liquid storage tank adjacent an outlet of the storage tank to substantially reduce or eliminate the formation of a dip and vortex in the liquid of the tank, as well as prevent vapor ingestion into the outlet, as the liquid drains out through the outlet. The liquid propellant management device has a first member adapted to suppress the formation of a vortex of a liquid exiting the storage tank. A plate is affixed generally perpendicular to the first member, wherein the plate is adapted to suppress vapor ingestion into the outlet by reducing a dip in a surface level of the liquid leaving the tank. A second member is affixed to the second side of the plate. The second member ensures that the plate is wet with liquid and assists in positioning bubbles away from the outlet.Type: GrantFiled: September 21, 2001Date of Patent: July 15, 2003Assignee: The Boeing CompanyInventor: Gary D. Grayson
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Patent number: 6581579Abstract: A fuel pump assembly for use with a fuel injected combustion engine has a liquid cooled vapor separator from which conditioned fuel is drawn by a high pressure fuel pump. The vapor separator has an internal heat conductive sleeve which defines a fuel chamber or reservoir. A coolant chamber surrounds the heat conducting sleeve and is carried laterally between an exterior housing of the fuel pump assembly and the internal sleeve. A coiled baffle disposed within the coolant chamber forms a coolant channel which spirals about the sleeve. The channel has a first end which communicates with a coolant passage inlet and an opposing second end which communicates with a coolant passage outlet carried by the housing. The introduction of the baffle, therefore the channeling of coolant flow through the spiraling channel, improves the fuel cooling efficiency of the vapor separator by eliminating hot spots created by stagnate or non-flowing coolant areas within the coolant chamber.Type: GrantFiled: June 19, 2002Date of Patent: June 24, 2003Assignee: Walbro Engine Management, L.L.C.Inventors: David L. Knight, Ronald H. Roche, Roger N. Smith
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Patent number: 6568556Abstract: A method and apparatus for preventing vehicle instability from sloshing fuel and aiding in the structural strength of a vehicle fuel tank by using a vee-shaped baffle that is inserted into the warm fuel tank a predetermined distance and plastic welded inside the plastic fuel tank.Type: GrantFiled: September 23, 2002Date of Patent: May 27, 2003Assignee: Visteon Global Technologies, Inc.Inventors: Richard Wayne Kahler, Jr., Duane Allen Fish
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Patent number: 6564961Abstract: A fluid storage tank that comprises a tank shell. The tank shell is fabricated from a top, a bottom, a front end cap, a rear end cap, a first side, and a second side. The tank shell has an interior defining an open volume inside. The tank shell is supported by at least one baffle that is fastened onto the tank shell. The top has a hatch that contains a conventional hinge means and is capable of being latched by a conventional latch means. A drain hole is located on the bottom of the tank, or on a bottom sump that is attached onto the bottom of the fluid storage tank assembly. The top and the bottom of the tank assembly are generally parallel in relationship. The first side and the second side of the tank assembly are both attached to the top and the bottom of the tank assembly. The top is shown smaller than the bottom creating a trapezoidal shape.Type: GrantFiled: September 9, 2002Date of Patent: May 20, 2003Inventor: Richard Klein
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Patent number: 6513503Abstract: A fuel supply apparatus includes a main tank and a fuel supply module. The fuel supply module includes a sub tank disposed inside the main tank, a supporting bracket attached to an inside of the sub tank to thereby support a fuel supply pump therein, and a jet pump which includes a jet pump nozzle and sucks a fuel inside the main tank into the sub tank from a bottom thereof by utilizing a generated negative pressure. The supporting bracket includes a jet pump passage, which is connected to the jet pump nozzle in case the sub tank is attached to the supporting bracket. The fuel in the sub tank is supplied to an engine by driving the fuel supply pump, and a part of the fuel is supplied to the jet pump through the jet pump passage to thereby generate the negative pressure therein.Type: GrantFiled: January 18, 2002Date of Patent: February 4, 2003Assignees: Nifco Inc., Calsonic Kansei CorporationInventors: Takashi Iwamoto, Toshihide Kimisawa, Masaru Sawaguchi
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Publication number: 20030015537Abstract: A baffle unit for operative cross mounting within a liquid fuel tank of an automotive vehicle to attenuate wave action of the liquid fuel within the tank during vehicle operation and thereby prevent or reduce the impact of such fluid motion against the wall of the tank and thereby eliminate or reduce harshness, vibration and noise. The baffle unit comprises a frame with latticed work defining open side faces encapsulating a mat of fiberglass filaments caged therein and having a porosity for the passage of waves of liquid fuel therethrough to attenuate the waves while trapping particles of fuel-contaminating foreign matter The frame is supported for telescoping action in a carrier. Helical end springs urge the frame to an outer position against the interior walls of the tank after the unit is compressed to collapse the unit to allow its easy insertion into the tank.Type: ApplicationFiled: July 19, 2001Publication date: January 23, 2003Inventor: Namir A. Konja
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Patent number: 6508271Abstract: A rotomolded hydraulic reservoir includes a plastic container body defining a container cavity for receiving hydraulic fluid and forming a filter cavity in fluid communication with the container cavity. One or more fluid return lines extend to a depth below the normal fluid level in the container cavity, with the filter cavity forming one of the return lines.Type: GrantFiled: April 27, 2001Date of Patent: January 21, 2003Assignee: Alco IndustriesInventors: Steven R. Evanovich, Alfred L. Baum
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Patent number: 6505644Abstract: A dual barrel jet fuel pump assembly for a fuel tank in a vehicle includes a reservoir adapted to be disposed in a primary side of the fuel tank and having a top defining an overflow fuel level of the reservoir. The dual barrel jet fuel pump assembly also includes a first conduit conducting return fuel from an engine of the vehicle to the reservoir and a second conduit extending to an auxiliary side of the fuel tank. The dual barrel jet fuel pump assembly further includes a dual barrel jet pump disposed in the reservoir and having a first inlet operatively connected to the first conduit and a second inlet operatively connected to said second conduit to fill the reservoir with fuel from the primary side and auxiliary side of the fuel tank.Type: GrantFiled: January 4, 2001Date of Patent: January 14, 2003Assignee: Delphi Technologies, Inc.Inventors: Timothy Francis Coha, Jill Marie Coha
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Publication number: 20020195149Abstract: A design of fuel and gas storage tank which prevents explosion in case of accidental damage occurs to the tank and even if the tank caught fire. Design consists of only mechanical attributes but not any other method or process. Adding small volume-less cubical structures (cells) within the tank, establish a physical barriers to prevent explosion. Explosion is a very rapid fuel burning or chain reaction. This design physically slows down the chain reaction while occupying very low volume, and allowing free flow of the fluids inside the tank during normal operations. This design is intended to minimize life lost and damages due to explosion and fuel spills during accidents even if the fuel caught fire. Prevention of explosion during fire provides more time to escape or rescue, and increases the chance of survival. Applications include but not limited to airplanes, utility cars, race cars and boats, fuel tankers, fuel storage tanks and containers.Type: ApplicationFiled: January 4, 2002Publication date: December 26, 2002Inventor: Mustafa Demircioglv
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Patent number: 6491028Abstract: A fuel delivery module for an automotive fuel delivery system includes a reservoir and a fuel pump. The fuel pump delivers fuel from the tank to the reservoir via a fuel tank inlet and reservoir outlet and from the reservoir to the engine via a reservoir inlet and engine outlet. The reservoir is formed with a plurality of contaminant traps for collecting contaminants contained in the fuel as the fuel is pumped through the reservoir such that the contaminants settle unto said contaminant traps thereby reducing the amount of contaminants entering the reservoir inlet.Type: GrantFiled: August 24, 2000Date of Patent: December 10, 2002Assignee: Visteon Global Technologies, Inc.Inventors: Robert Duane Gaston, Dequan Yu
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Publication number: 20020179611Abstract: A tank for transporting liquids is provided. The tank includes a tank vessel having front and rear walls defining a longitudinal direction, opposing sidewalls defining a lateral direction and a floor and a top. An X-shaped baffle arrangement extends through the interior of the tank vessel in the longitudinal direction. The X-shaped baffle arrangement has a longitudinally extending chamber in the center thereof, two upper legs extending between the chamber and the top of the tank vessel and two lower legs extending between the chamber and the floor of the tank vessel. A plurality of longitudinally spaced pivotal baffles extending from either side of X-shaped baffle arrangement towards a respective one of the sidewalls. Each pivotal baffle being supported for pivotal movement on the X-shaped baffle arrangement between an open position wherein the pivotal baffle extends in the longitudinal direction and a closed position wherein the pivotal baffle extends in the lateral direction.Type: ApplicationFiled: June 1, 2001Publication date: December 5, 2002Inventor: LeRoy G. Hagenbuch
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Publication number: 20020148510Abstract: A fuel tank for a motor vehicle defining at least two interconnecting with the intercommunication being by way of a tank region of smaller cross-section than the chambers, defining a saddle tank configuration. A first of the chambers contains a fuel delivery unit and a second of the chambers has a refuelling vent valve which is the only refuelling vent valve of the tank. The two chambers also communicate with each other by way of a compensating line on the basis of the principle of communicating vessels. The tank also has means for venting the compensating line. The compensating line is such that equalisation of the filling levels of the intercommunicating chambers is possible only when there is a drop in level from the second chamber to the first chamber.Type: ApplicationFiled: November 8, 2001Publication date: October 17, 2002Inventors: Reiner Viebahn, Dirk Bolle, Torsten Homburg
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Patent number: 6415942Abstract: The fuel tank assembly for an automobile comprises a substantially box-shaped bottom portion having a top peripheral flange; several highly porous filler packets or blocks made from metal foil mesh material received in the tank, each packet being formed from two to ten layers of metal foil mesh material, and some of said packets being folded over, thereby to substantially fill the tank with the highly porous packets or blocks, and a top tank cover plate sealed to the top peripheral flange.Type: GrantFiled: October 23, 2000Date of Patent: July 9, 2002Inventors: Ronald L. Fenton, Wallace Shakun
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Patent number: 6415771Abstract: An apparatus for pumping fuel from a tank (10) to the internal combustion engine (12) of a vehicle has a jet pump (24), which supplies fuel returning from the internal combustion engine (12) in a return line (22) together with fuel disposed in the tank (10) into a storage reservoir (14) of a fuel delivery unit (16). The invention proposes embodying a restriction (23) for the fuel between a seat edge (31) and a spring-loaded ball (32). In addition, inlet openings (39) for the fuel disposed in the tank (10) are embodied in the vicinity of the restriction (23). The apparatus has the advantage of a high delivery output, a compact design, and a delivery onset even when there are relatively low return quantities. Furthermore, fuel is prevented from flowing back into the return line (22).Type: GrantFiled: March 2, 2001Date of Patent: July 9, 2002Assignee: Robert Bosch GmbHInventors: Steffen Mihatsch, Willi Strohl, Erich Eiler
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Patent number: 6408874Abstract: Arranged in a fuel tank of a motor vehicle are guide elements and guide plates which deflect a flow of the fuel toward a wall of the fuel tank at a flat angle. Splashing noises of the fuel are thereby markedly reduced. The guide plates form a channel with a calming region, in which the flow of the fuel is throttled.Type: GrantFiled: November 5, 1999Date of Patent: June 25, 2002Assignee: Mannesmann VDO AGInventor: Dieter Keller
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Patent number: 6405716Abstract: A fuel feed module for a motor vehicle has a storage container adapted to be arranged in a fuel supply tank of a motor vehicle, a feed aggregate arranged in the storage container and having a drive formed as an electric motor for driving fuel from the storage container to an internal combustion engine of a motor vehicle, means forming at least approximately hollow cylindrical receptacle arranged on the storage container, formed so that the feed aggregate is insertable into the receptacle in direction of its longitudinal axis, at least one mounting element fixed in the feed aggregate in direction of its longitudinal axis, the mounting element being formed as a cover part arranged on the feed aggregate and being at least partially electrically conductive.Type: GrantFiled: December 19, 2000Date of Patent: June 18, 2002Assignee: Robert Bosch GmbHInventors: Hans-Peter Braun, Dieter Schreckenberger
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Patent number: 6405748Abstract: A trailer and fuel tank assembly are disclosed. The fuel tank preferably forms the body of the trailer. The fuel tank may include a recess in the top surface for receiving the motor and/or pump, which may lower the pump closer to the ground to increase the suction performance of the pump. The bottom surface of the fuel tank may be bowed upward. This may cause any contaminants in the fuel tank to collect along the edges of the tank. Drain ports, positioned near the edges of the tank, can then be used to drain the contaminants from the tank. To easily attach accessories to the trailer, one or more track bars may be mounted to the trailer body. The track bars preferably include an elongate channel and an elongate slot. By placing an insert inside of the channel and bolting the accessory to the insert through the longitudinally extending slot, the accessories can be easily attached to the trailer.Type: GrantFiled: March 21, 2000Date of Patent: June 18, 2002Inventors: David Muhs, Gianfranco Parma
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Patent number: 6401750Abstract: A fuel tank unit of a motorcycle comprises a tank body having a bottom portion to which a through hole is formed in a standing state of the motorcycle, a fuel pump mounted to the bottom portion of the tank body, a pump case having a bottomed bawl-shape mounted to be liquid-tightly to the through hole formed to the tank body so as to communicate an inner space of the pump case with an inner space of the tank body through the through hole, and a suction unit for the fuel pump disposed in the pump case at a height level between the bottom portion of the tank body and a bottom surface of the pump case. A pump mount bracket is further mounted to the bottom portion of the tank body to be liquid-tightly and formed with a pump mount hole to which the fuel pump is mounted.Type: GrantFiled: March 2, 2001Date of Patent: June 11, 2002Assignee: Suzuki Kabushiki KaishaInventor: Katsuhiko Tokunaga
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Patent number: 6367503Abstract: A plastic tank comprises a line which is connected at least in certain sections to its wall and is formed in one piece with the plastic tank. For its production, the plastic tank is injection-moulded between a hollow mould and an inner mould inserted into the latter, the mould having a recess, in which a sprue body is formed as the starting material for the line. Before this sprue body can solidify completely, material is blown out from it by means of the internal gas pressure or pressure blowing technique via channels provided in the mould, so that the required line is created there. The lines may be arranged on the outside and/or inside and parallel and/or at an angle to the tank walls.Type: GrantFiled: April 3, 2000Date of Patent: April 9, 2002Assignee: Mannesmann VDO AGInventors: Dieter Keller, Martin Maasz, Karl Eck, Christian Kochsmeier
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Publication number: 20020003000Abstract: A rotomolded hydraulic reservoir includes a plastic container body defining a container cavity for receiving hydraulic fluid and forming a filter cavity in fluid communication with the container cavity. One or more fluid return lines extend to a depth below the normal fluid level in the container cavity, with the filter cavity forming one of the return lines.Type: ApplicationFiled: April 27, 2001Publication date: January 10, 2002Inventors: Steve R. Evanovich, Alfred L. Baum
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Publication number: 20020000250Abstract: A one-piece integral rotomolded hydraulic reservoir includes a plastic container body defining a container cavity for receiving hydraulic fluid. An insertable baffle is positioned in the container cavity through an access manway formed in the container body and is removable therefrom. The container body includes holding members for positioning and holding the baffle in place.Type: ApplicationFiled: April 27, 2001Publication date: January 3, 2002Inventors: Steven R. Evanovich, Alfred L. Baum
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Publication number: 20010054445Abstract: A rotomolded hydraulic reservoir includes a plastic container body defining a container cavity for receiving hydraulic fluid and forming a filter cavity in fluid communication with the container cavity. An integral baffle extends inwardly and is formed as part of an outer wall of the container body. The baffle controls the fluid flow pattern within the container cavity to provide deaeration and homogenization to the fluid.Type: ApplicationFiled: April 27, 2001Publication date: December 27, 2001Inventors: Steven R. Evanovich, Alfred L. Baum
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Patent number: 6286545Abstract: A reservoir for power steering fluid includes an upright housing that forms an upper interior space for storage of a reserve fluid supply, and a lower interior space containing a fluid filter. Fluid connectors are provided for causing fluid to flow in a circumferential swirling pattern as it moves through the filter, such that the flowing fluid has a relatively long residence time in the lower portion of the reservoir for achievement of an effective cooling action. The fluid filter is connected in a return line form the power steering unit to the associated pump, so that the filter exerts a back pressure on fluid flowing from the power steering unit to the filter.Type: GrantFiled: February 2, 2000Date of Patent: September 11, 2001Assignees: DaimlerChrysler Corporation, TRW IncInventors: Daniel Moy, David Kaminski, John E Saarinen
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Patent number: 6283731Abstract: A fuel supplying apparatus for a vehicle for supplying fuel including an in-tank type fuel pump 7 provided in a sub-tank 5 inside a main tank 1 and a tubular fuel holding case 21 surrounding a suction filter portion 20 of this fuel pump 7 and having an opening portion 21B which is open in an opposite direction to a forwardly moving direction of the vehicle, so as to supply fuel 2 to outside the main tank 1 through a delivery pipe 16 by means of the fuel pump 7. The fuel 2 can be supplied to an engine even during the quick braking of the vehicle when the amount of fuel 2 is small without increasing the number of component parts of the apparatus.Type: GrantFiled: March 2, 2000Date of Patent: September 4, 2001Assignee: Mitsubishi Denki Kabushiki KaishaInventor: Hiroshi Yoshioka
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Publication number: 20010013366Abstract: A liquid stabilizing baffle is described in which first and second loops are formed by strips of flexible spring material. The first and second loops intersect one another at two intersection points along an axis. A third loop, formed of a flexible spring material strip may be joined with the first and second loops at points between the intersection points of the first and second loops.Type: ApplicationFiled: March 19, 2001Publication date: August 16, 2001Inventors: W. James Spickelmire, John A. Bambacigno
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Patent number: 6273131Abstract: The device for conveying fuel from a fuel tank (10) to an engine (18) of a motor vehicle has a conveying unit (14), communicating on the intake side with the fuel tank (10) and, on the pressurized side, with the engine (18), and a return line (22), which leads to a jet pump (24), located near a tank bottom (11), that pumps excess fuel via a mixing region into a reserve pot (12), from which the conveying unit (14) draws fuel. According to the invention a siphon-like mixing region (29) is provided between the reserve pot (12) and the tank bottom (11). An opening (32) or a filter element (48) is provided in a transitional region (31) of the mixing region (29) to the reserve pot (12). The opening (32) or filter element (48) which extends parallel to the tank bottom is closable by an axially movable closing element (44,51) so that a fuel flow can occur into the reserve pot (12) but not back from the reserve pot (12) into the mixing region (29).Type: GrantFiled: August 29, 1997Date of Patent: August 14, 2001Assignee: Robert Bosch GmbHInventor: Stephan Kleppner
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Publication number: 20010009257Abstract: A fuel tank for motor vehicles is constructed so that the generation of noise in the fuel tank due to sloshing fuel is minimized. For this purpose, a dampener element, which is permeable to the flow of liquid fuel, is attached to the interior of the tank. According to the invention, the dampening element has a dimensionally stable lattice or similar network structure. This dampener element is attached near the bottom wall of the fuel tank and has a generally horizontal orientation.Type: ApplicationFiled: January 26, 2001Publication date: July 26, 2001Inventor: Wolfgang Bauer
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Patent number: 6263916Abstract: In a tank system, in particular a fuel tank system, which comprises a tank (1) with at least one filling level transmitter (7, 8) and also a display (11) for indicating the filling level of the tank (1), a measurable and indicatable reserve volume (3V) which is arranged in the tank and is always refuelable as a priority via an inflow pipe (2) and the content of which is available as a fuel reserve when a minimum filling level is reached in the main tank (1), a switching means (7, 12) for activating, by means of a control unit (10), an indicator (17, 18) signaling operation on fuel reserve (=extraction of fuel from the reserve), and a splash pot (3), together with fuel pump (5), arranged in the main tank (1), according to the invention the measurable and indicatable reserve volume (3V) is the content of the splash pot (3) itself.Type: GrantFiled: April 20, 2000Date of Patent: July 24, 2001Assignee: Mannesmann VDO AGInventor: Bernd Rumpf
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Patent number: 6260543Abstract: A fuel delivery module with an integrated fuel filter is disclosed. The fuel delivery module can be mounted in a fuel tank for supplying fuel from the fuel tank to an engine. The fuel delivery module includes a fuel reservoir, a sealed main fuel filter housing, a fuel pump, a pressure regulator, and a jet pump. The main fuel filter housing is mounted to the fuel reservoir and defines a main fuel filter chamber that contains a main fuel filter. The fuel pump is located within the fuel reservoir for pumping fuel from the fuel reservoir through a fuel pump outlet conduit and into the main fuel filter chamber. A filter housing outlet conduit is provided for routing fuel from the main fuel filter chamber to the engine. The pressure regulator is in fluid communication with the main fuel filter chamber and a jet pump fuel inlet conduit for routing a portion of fuel from the main fuel filter chamber and to the jet pump fuel inlet conduit when a threshold pressure is reached in the main fuel filter chamber.Type: GrantFiled: May 19, 2000Date of Patent: July 17, 2001Assignee: Visteon Global Technologies, Inc.Inventor: Ming-Niu Chih
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Patent number: 6230691Abstract: A secondary fuel pump assembly for a fuel tank in a vehicle includes a reservoir adapted to be disposed in the fuel tank having a top defining an overflow fuel level of the reservoir. The secondary fuel pump assembly also includes a conduit conducting return fuel from an engine of the vehicle to the reservoir and a jet pump having a discharge outlet in the reservoir and an inlet operatively connected to the conduit. The secondary fuel pump assembly includes an overflow fuel member defining a flow path for overflow of fuel in the reservoir and a guide member extending into the overflow fuel member and having at least one aperture extending therethough. The secondary fuel pump assembly further includes a guide disposed over the guide member and movable relative thereto to open and close the at least one aperture and a float connected to the guide to move the guide as a fuel level rises and falls in the reservoir.Type: GrantFiled: August 2, 2000Date of Patent: May 15, 2001Assignee: Delphi Technologies, Inc.Inventors: Timothy Francis Coha, Sharon Elizabeth Beyer, Mark K. Wolfenden, Ulf Sawert, Chris Clarence Begley, Dale Richard Jones