41st week of 2009 patent applcation highlights part 31 |
Patent application number | Title | Published |
20090252533 | DOCUMENT MANAGEMENT SYSTEM, IMAGE FORMING APPARATUS AND DOCUMENT MANAGEMENT METHOD - A document management system of the invention is a document management system in which identification information is embedded and an image is printed, and includes a print management unit to generate information relating to printing and including at least information of distribution destinations of printed materials on which the image is printed, an identification information management unit that issues the identification information the number of which is equal to the number of the printed materials, assigns one piece of the identification information to each of the printed materials, correlates the information of the distribution destinations with the identification information, and manages them, and an image formation unit to print, on a recording sheet, the image in which the identification information associated with the information relating to the printing is embedded. | 2009-10-08 |
20090252534 | IMAGE FORMING APPARATUS - According to an embodiment of the present invention, color drift is prevented from occurring in a color image by detecting a position of a rotation informing mechanism integrally held by one of first, second, and third gears to detect a phase change in full rotation of at least one gear, detecting a position of a rotation informing mechanism integrally held by a fourth gear to detect a phase in full rotation, and setting, on the basis of the detected one phase change and the detected other phase change, phases during start of rotation of the respective gears such that a phase of a fourth image held by an image holding member rotated by the fourth gear coincides with phases of first to third images held by respective image holding members rotated by the first, second, and third gears. | 2009-10-08 |
20090252535 | HIGH STRENGTH, LIGHT WEIGHT CORONA WIRES USING CARBON NANOTUBE YARNS - Exemplary embodiments provide materials and devices for a corona charging. Specifically, carbon nanotube yarns can be used as corona wires (or coronode) in a corotron-type or scorotron-type charging device. The carbon nanotube yarns can provide small diameters, and desired electrical, mechanical and thermal properties. The carbon nanotube yarns can have a diameter of about 100 microns or less for a low operating voltage of the charging device. | 2009-10-08 |
20090252536 | PRINTING APPARATUS - The present invention relates to a printing apparatus. The printing apparatus includes a plurality of rollers, a micro light source set, an optical photoconductive drum, an imaging lens assembly, and a print unit. The micro light source set includes multiple micro light sources arranged in a row for producing multiple respective light beams. The imaging lens assembly is disposed between the micro light source set and the optical photoconductive drum for allowing the multiple light beams to pass through so as to image on the optical photoconductive drum. | 2009-10-08 |
20090252537 | OPTICAL SCANNING APPARATUS AND IMAGE FORMING APPARATUS INCLUDING THE SAME - An optical deflector includes a driving mirror, which is driven to rotate and has a deflecting surface for deflecting an incident light. Gratings are formed on the deflecting surface, each grating having a shape that makes the intensities of light beams diffracted at a positive order and a negative order different from each other. A main scanning line formed by a trace of the deflected light according to the rotation of the driving mirror is a straight line. The optical deflector is used in an optical scanning apparatus with a light source. The optical scanning apparatus is utilized in an image forming apparatus for forming an electrostatic latent image onto an exposure object. | 2009-10-08 |
20090252538 | DEVELOPER UNITS, ELECTROPHOTOGRAPHIC APPARATUSES AND METHODS OF SUPPLYING DEVELOPER MATERIAL TO PHOTOCONDUCTIVE MEMBERS - Developer units, electrophotograhic apparatuses, and methods of supplying developer material to photoconductive members in electrophotographic apparatuses are disclosed. An embodiment of the developer units for supplying a developer material to a photoconductive member, comprises a magnetic roll having an outer surface; a first auger adjacent the magnetic roll, the first auger being rotatable to convey the developer material to the outer surface of the magnetic roll; a second auger disposed below the first auger; a first trim blade disposed at a first angular position about the outer surface of the magnetic roll, the first trim blade adapter for leveling the developer material on the outer surface during rotation of the magnetic roll; and a second trim blade disposed at a second angular position about the outer surface of the magnetic roll, the second trim blade adapted for leveling the developer material on the outer surface that has been leveled by the first trim blade during rotation of the magnetic roll; wherein the magnetic roll is rotatable to supply the developer material that has been leveled by the second trim blade to the photoconductive member. | 2009-10-08 |
20090252539 | TONER HOPPER, DEVELOPING UNIT AND IMAGE FORMING APPARATUS - A toner hopper contains toner supplied from a toner container and supplies the toner to a developing device. The toner hopper includes: a container tank for containing the toner; a carrying screw which is disposed in the container tank and is rotated so as to carry the toner in the container tank; and an elastic member having a first section which is fixed to the container tank and a second section which comes into contact with the carrying screw, the first section being farther from the carrying screw than the second section in a direction perpendicular to an axis line of the carrying screw. According to the arrangement, it is possible to stabilize an amount of toner supplied from the toner hopper to the developing device. | 2009-10-08 |
20090252540 | IMAGE FORMING APPARATUS - An image forming apparatus include: a plurality of photosensitive drums; a latent image forming unit for forming an electrostatic latent image on each photosensitive drum; a developing unit for developing each electrostatic latent image; a transferring unit for superimposing and transferring the developed images onto a moving record medium; a measurement unit for measuring positions of the transferred images on the record medium; and a control unit for controlling the photosensitive drums, the latent image forming unit, the developing unit, and the transferring unit. The control unit includes: a calculating unit for calculating a value related to alignment errors in the positions measured by said measurement unit in accordance with a sine-curve fitting method; and a correcting unit for correcting the alignment errors by the calculated value. | 2009-10-08 |
20090252541 | TONER TRANSFER BELT WITH TEXTURED SURFACE FOR ENHANCED TRANSFER AND METHOD OF FORMING TEXTURED SURFACE - An intermediate toner transfer belt includes an endless member made of a layer of a material having an endless functional surface adapted to transfer a toner image. The layer of material is textured so as to define a multiplicity of protruding portions of the material spaced apart from each other and integral with and extending outwardly from a remaining base portion of the material. The protruding portions have outer tips spaced apart from one another with outer surfaces thereon also spaced apart from one another such that the endless surface of the endless member is formed by the spaced apart outer surfaces of the outer tips of the protruding portions of the material. Further, the protruding portions are irregular in pattern and shape relative to one another and generally undulate toward and away from the remaining base portion of the material. | 2009-10-08 |
20090252542 | Image Fixing System With Improved Lubrication - Disclosed is an image fixing system for use in an image forming system. The image fixing system of the present invention includes a heated member and a pressure member. Further disclosed is a lubricant for use in the image fixing system. The lubricant includes a fluorinated oil. Further, the lubricant includes less than or equal to about 25 percent by weight of a polytetrafluoroethylene filler. | 2009-10-08 |
20090252543 | METHOD FOR CONDUCTING WATER TRANSFER PRINTING PROCESS ON BAKING TRAY - A method for conducting a water transfer printing process on a baking tray comprises steps of: cleaning an inner object-supporting and an outer surface of the baking tray and forming a crystalline protective film thereon; oven-drying the cleaned baking tray; spray-coating the inner object-supporting surface with a silicone and baking the silicone; spray-coating the outter surface with a primer and baking the primer; transferring a pattern onto the outer surface by water transfer printing, wherein a water flow is used to flatten a transfer paper attached to the baking tray; over-drying residual water left from the water transfer printing process; spray-coating the outer surface with a silicone-based transparent varnish and baking the transparent varnish. The present invention allows a baking tray having an irregular shape to be provided with a pattern thereon and thus beutifies the baking tray. | 2009-10-08 |
20090252544 | CLEANING APPARATUS, IMAGE FORMING APPARATUS INCLUDING THE SAME, AND PROCESS CARTRIDGE INCLUDING THE SAME - A cleaning apparatus includes a blade to remove one or more toner particles remaining on a photosensitive body of an electrophotographic type image forming apparatus. The toner particles have a mean particle diameter D and a standard deviation σ of a particle size distribution. The blade is arranged on the photosensitive body to satisfy a following condition. | 2009-10-08 |
20090252545 | Image forming system and image forming apparatus - An image forming system that binds sheets into a booklet inhibits Z-folding of a sheet and mixing of a sheet of a different size when a binding mode corresponding to a binding process other than a stapling process is selected by a user. When the Z-folding of a sheet and the mixing of a sheet of a different size are inhibited, the image forming system can release an inhibition of the Z-folding of a sheet and the mixing of a sheet of a different size depending on an instruction from a user. | 2009-10-08 |
20090252546 | Cleaning implement with spray nozzle - A floor mop for cleaning a surface by wet mopping in which the mop has a spray nozzle mounted in the mop head. There is a handle connected to the mop head by a universal joint. A cloth is removably mounted on the under surface of the mop head for easy replacement when it is soiled or worn out. A fluid tank is mounted in the mop head. A pump is connected to the fluid tank. A wireless signal generator is mounted on the handle for sending a wireless signal to a receiver in the mop head for activating the pump for spraying fluid onto the surface to effect wet mopping when the wireless signal is received. | 2009-10-08 |
20090252547 | INK REFILL TOOL FOR A WRITING INSTRUMENT - A tool facilitates the insertion and removal of an ink reservoir unit, such as a cartridge, from a chamber of a writing instrument. The chamber is located within a drum that is coupled to a nib of the writing instrument. The tool comprises a main section defining, at least in part, an internal cavity for receiving the nib. The tool is configurable in a closed state, in which the nib is positioned inside the cavity and the tool clutches a grip portion of the writing instrument that is rigidly coupled to the nib and the drum. The tool is further configurable in an open state in which the cavity is partially open, compared to when the tool is in the closed state, thereby facilitating safe placement of the nib inside the cavity. | 2009-10-08 |
20090252548 | Device for Covering a Gap - A device for covering a gap between a housing of a household appliance and a surface which is adjacent thereto. Said device comprises two profile elements, a first for securing to the surface and the second for securing to the housing. One of the profile elements comprises a groove and the other comprises a spring. The spring can be introduced into the direction of the width of the gap in the groove. | 2009-10-08 |
20090252549 | Spline Connection Structure - A spline connection structure is provided with a shaft spline and a bore spline. The shaft spline is comprised of plural involute teeth formed on a shaft, while the bore spline is comprised of plural involute teeth formed on a hub and maintained in engagement with the teeth of the shaft spline. The hub is provided with at least one cylindrical hole and a thin wall portion facing a lower end portion of the cylindrical hole. The thin wall portion is pressed by a pressing member inserted in the cylindrical hole to widen an interval between at least two of the teeth of the bore spline, said at least two teeth being located in a vicinity of the thin wall portion, such that at least one of the at least two teeth is pressed against at least one associated tooth of the teeth of the shaft spline and is restrained to restrict movement of the hub relative to the shaft. At least one tooth of at least one of the shaft spline and bore spline, said at least one tooth being located in a vicinity of the thin wall portion, is provided with a cutout portion formed by cutting off the at least one tooth at a part thereof such that the cutout portion is located in a neighborhood of an end face of the hub located on a side opposite another end face of the hub located on a side of an end portion of the shaft. | 2009-10-08 |
20090252550 | Portable Elevated Platform with Locking Legs - A joint between a leg and an elevated platform includes a tapered receptacle with straight widening walls coupled to one of either the leg or the platform. A mating insert is coupled to the other of the leg or the platform and is selectively insertable into the tapered receptacle. The mating insert has straight narrowing walls that are engageable with the widening walls of the tapered receptacle. The weight of the platform pushes the insert into the receptacle such that the narrowing walls of the insert engage the widening walls of the tapered receptacle. | 2009-10-08 |
20090252551 | Wheel bearing assembly, and manufacturing method thereof - In a wheel bearing assembly, an outer surface of a head portion of a link bolt contacts an inner surface of an end wall portion of a constant-velocity joint outer ring. A shaft portion of a link bolt is press-fit into a penetration hole of the constant-velocity joint outer ring. An external threaded portion of the link bolt is inserted into the central hole of a hub spindle so that the external threaded portion protrudes from an outer end surface of a hub wheel. A lock nut is fastened to the external threaded portion, so that the wheel hub and the constant-velocity joint outer ring are linked, and the first spline and the second spline are meshed so as to be capable of torque transmission. | 2009-10-08 |
20090252552 | Supplemental cover apparatus and method for access openings - A supplemental access cover is adapted to cover an access cover. The supplemental access cover includes a layer of material having a thickness in the range of 0.01 inch to 1.5 inches, and an apparatus for attaching the layer of material to the access cover. A method for paving uses the supplemental access cover. The method includes locating an access cover within an area to be paved, attaching a supplemental cover to the access cover, and paving over the access cover and the supplemental cover. The method for paving also includes relocating the access cover, and removing the supplemental cover from the access cover. | 2009-10-08 |
20090252553 | ROAD SURFACE MAINTENANCE MATERIAL FORMS - Road surface maintenance material including a core of cold-applied rubberized asphalt and an outer shell of aggregate material surrounding the core. The core and outer shell are in the shape of either a ball form, a string form, or a ribbon form. | 2009-10-08 |
20090252554 | ROLLER SCREED WITH DUAL-DRIVE POWER UNIT - A powered roller screed ( | 2009-10-08 |
20090252555 | Protective wall, dyke and method of producing a dyke - The protective wall ( | 2009-10-08 |
20090252556 | DEGASSING APPARATUS FOR GOLF COURSE WATER DRAINAGE SYSTEM - Improved golf course drainage systems ( | 2009-10-08 |
20090252557 | FLOOD BARRIER SYSTEM - A flood barrier system for temporarily sealing an opening in a wall structure against the inflow of flood waters. The system comprises a plurality of elongated, horizontally disposed barrier elements of a length somewhat greater than the width of the opening. The barrier elements are stacked vertically, one upon the other against the outer face of the wall structure. End clamps engage opposite ends of the individual barrier elements to press them snugly against the outer surface of the wall, providing seals along the opposite vertical side edges of the opening. The barrier elements incorporate a unique interlocking configuration that simplifies and expedites assembly of a flood barrier and strengthens the integrity of the assembled structure. Improved and simplified arrangements are provided for clamping the ends of the barrier elements and for applying downward pressure to the assembled barrier. The resulting structure is more economical to provide and maintain and is more quickly assembled in the often emergency circumstances in which it is required. | 2009-10-08 |
20090252558 | UNDERWATER DEVICE FOR ROV INSTALLABLE TOOLS - Methods and apparatus for installing underwater devices. The apparatus can include a body having at least one pair of support members extending therefrom. At least one actuator, adapted to move in a linear direction, can be disposed on each support member, and at least one connector can be disposed on each actuator. | 2009-10-08 |
20090252559 | UNDERWATER DEVICE FOR ROV INSTALLABLE TOOLS - Methods and apparatus for installing underwater devices on sub-sea structures. The apparatus can include a body having at least one pair of support members extending therefrom. At least one actuator, adapted to move in a linear direction, can be disposed on each support member. At least one connector can be disposed on each actuator. The connector can include at least one aperture disposed therethrough for receiving an attachment member. | 2009-10-08 |
20090252560 | Segmental retaining wall blocks designed for curved or straight alignment - A segmented retaining wall block has one side wall that is rearwardly tapered so as to allow the block to turn a radius when placed in adjacent position with respect to another similar block. The block also has a rear wall provided with a protruding wing that projects laterally away from the tapered side wall. The rear wall is also provided with a bay that extends inwardly in the side wall that is opposite to the tapered side wall. The wing and bay have front edges designed as congruent arcs. The wing may be sized and shaped so as to protrude into the bay of an adjacent similar block to create a barrier when the adjacent blocks are in straight, convex or concave alignment for preventing infiltration of backfill material such as soil, into voids that exist between the backs of the blocks when installed. | 2009-10-08 |
20090252561 | CONNECTION MECHANISM FOR LARGE SCALE RETAINING WALL BLOCKS - A block assembly includes integral connection mechanisms specifically designed for incorporation into engineered retaining walls. These connection mechanisms specifically accommodate the use of reinforcing grids in the formation of a retaining wall which, when used, will stabilize the retaining wall and provide additional strength. The connection mechanism is formed prior to fabrication of the block itself, and thus can be integrally incorporated during casting/fabrication of the block itself. The connection mechanism defines a connection slot usable during retaining wall fabrication (by allowing easy connection to the reinforcing grid) while also accommodating holding and lifting of the block assembly. Due to the fabrication method, the configuration of the connection mechanisms inserted into the block can be uniquely designed to provide desired physical coupling once the concrete is hardened. This further allows the use of different materials and different structures to provide the desired strength and allow the use of optimal materials. | 2009-10-08 |
20090252562 | HIGH CAPACITY PARTICULATE LOADER AND TRANSFER APPARATUS - A high capacity particulate loader having an intake hose on one sidewall thereof which communicates with a source of negative pressure formed by a multi-stage suction mechanism, to create a high suction, high volume and high speed air stream that draws particulate materials through the hose and propels them into a separation chamber where they separate from the air stream and are directed into a discharge auger assembly on the opposite sidewall of the loader. The multi-stage suction mechanism communicates with a separation chamber and/or a settling chamber, the settling chamber providing an area where dust or fine chaff from the suctioned particulate materials, which may be present in the air stream, can settle, through gravity, on a bottom surface of the settling chamber, thus avoiding contact with the blowers so as to prevent clogging of the blowers and rotor wear thereof. | 2009-10-08 |
20090252563 | APPARATUS AND METHOD UTILIZING BUOYANCY - A tower structure ( | 2009-10-08 |
20090252564 | FACE MILLING CUTTER - A face milling cutter. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. §1.72(b). As stated in C.F.R. §1.72(b): A brief abstract of the technical disclosure in the specification must commence on a separate sheet, preferably following the claims, under the heading “Abstract of the Disclosure.” The purpose of the abstract is to enable the Patent and Trademark Office and the public generally to determine quickly from a cursory inspection the nature and gist of the technical disclosure. The abstract shall not be used for interpreting the scope of the claims. Therefore, any statements made relating to the abstract are not intended to limit the claims in any manner and should not be interpreted as limiting the claims in any manner. | 2009-10-08 |
20090252565 | Indexable Insert - The invention relates to an indexable insert having a first and a second insert surfaces ( | 2009-10-08 |
20090252566 | CUTTING INSERT - A cutting insert ( | 2009-10-08 |
20090252567 | QUICK-CHANGE AND PLUG EJECT ARBOR FOR A HOLE SAW - Described is a quick-change arbor for a tool, in particular a hole saw ( | 2009-10-08 |
20090252568 | Automatic Securing Device for Cargo Containers - The present invention provides a device for automatically engaging a cargo container on a platform or transporting vehicle. The device comprises a pair of hooks to vertically restrain the container and a pair of stop plates to laterally restrain the container. The hooks are normally in an engaged position and move downwardly to an unengaged position when a container engages one of the sides of the device. The hooks and stop plates recover their engaged position when the container is properly in place on the platform. A spring or other resilient means extending between the frame and the platform allows the hooks and stop plates to recover their engaged position when the container is on platform or transporting vehicle. | 2009-10-08 |
20090252569 | System for securing containers with multiple embodiments - A system for locking and unlocking containers to transport modes and other containers comprises an actuating unit in an upper corner fitting of a container, a mechanical connecting means connected to the actuating unit, and guides to route the connecting means from the actuating unit to a rotatable locking leg housed in a lower corner fitting of the container. The twist lock of a lifting spreader engages the upper corner fitting of a container, urging the actuating unit. The connecting means is in turn urged thereby causing the locking leg to rotate. | 2009-10-08 |
20090252570 | BENCH ANCHOR - A workbench anchor utilizing counter acting wedges configured to expand laterally as they are drawn together longitudinally in order to lock the anchor in a workbench dog hole or other suitably sized hole by tightening a screw that passes through one wedge and into a threaded hole in a second wedge. Another threaded hole in the anchor can receive a screw or bolt for securing work pieces, jigs, fixtures or other structures to the anchor and, thereby, to the bench in which the anchor or anchors are mounted. An optional O-ring or other friction-increasing structure facilitates securing the anchor in and removing the anchor from the workbench by preventing the anchor from falling through the dog hole or other hole in which it is being positioned or from which it is being removed. | 2009-10-08 |
20090252571 | Expansion Dowel - An expansion dowel includes a sleeve-shaped dowel body ( | 2009-10-08 |
20090252572 | SCREW, BOLT OR LOCKING RING BOLT | 2009-10-08 |
20090252573 | CLIP - Provided is a clip whose locking leg can be inserted and locked without being buckled even when the position of a mounting hole is deviated and which provides a substantially uniform deflection rigidity over the entire periphery even when a lateral external force is applied to the locking leg in the mounted state. A clip ( | 2009-10-08 |
20090252574 | HINGE STRIPS FOR PRINTER PAPER - The present invention provides a page for binding in an album. The page includes a blank, printer paper sheet and a hinge strip mounted along an edge of the printer paper sheet, the hinge strip including a flexible line for allowing the hinge strip to bend along the flexible line and a portion for binding to an album. The paper sheet and the hinge strip are adapted to go through a printer together to provide a ready-to-bind printed page. | 2009-10-08 |
20090252575 | ARRANGEMENT FOR CONVEYING CONCRETE WITH A HEIGHT-ADJUSTABLE CONCRETE DISTRIBUTING MAST - The invention relates to an arrangement for conveying concrete for the construction of multi-storey concrete buildings. The arrangement comprises a concrete-distributing mast which is height-adjustable on completed parts of the building, for example on storey floors ( | 2009-10-08 |
20090252576 | PIPE-HANDLING APPARATUS AND METHODS - Apparatus and methods for moving a tubular member to and from an elevated drilling rig floor. In one embodiment, the apparatus comprises a support structure configured to be positioned adjacent a pipe rack. A carrier is moveably coupled to the support structure, and a carriage is moveably coupled to the carrier. A trough extends longitudinally over the support structure and is moveably coupled to the carriage, the trough being configured to receive a tubular member. The trough is operable to tilt relative to the support structure. A lift arm is operable to move the carriage relative to the support structure thereby also moving the tubular member received in the trough. Indexers may urge the tubular member toward or away from the trough. Pick up arms are operable to retrieve a tubular member from an adjacent pipe rack, or to place the tubular there for storage. | 2009-10-08 |
20090252577 | Automatic load transfer device and method for automated material handling systems - An automatic load transfer device is provided for automated material handling systems of the type having a tow AGV pulling a train of trailers along a predetermined path between stations. The device has a base positioned adjacent to the path with spaced apart rails that support a movable carriage which shifts between retracted and extended positions. A conveyor having a plurality of side-by-side fingers with moving conveyor elements is supported on the carriage by a lift which shifts the conveyor between lowered and raised positions. The carriage, conveyor elements, and lift have separate drives that are operably connected with a controller which sequentially activates the same to load and/or unload loads onto and/or from the trailers. | 2009-10-08 |
20090252578 | SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD FOR SUCCESSIVELY PROCESSING A PLURALITY OF SUBSTRATES - One of reverse passing parts provided in a substrate passing part comprises a first holding mechanism and a second holding mechanism. The first holding mechanism and the second holding mechanism are arranged in vertically symmetry with respect to a rotary central axis and rotate 180 degrees about the rotary central axis, to replace each other in position. A transport robot on the loading side passes a substrate to a third holding mechanism or a fourth holding mechanism at a first vertical position. The substrate reversed in the reverse passing part is passed to a transport robot on the unloading side from the third holding mechanism or the fourth holding mechanism at a second vertical position. Before a reverse process on the preceding substrate is finished, the transport robot on the loading side can start the transfer of the following substrate. | 2009-10-08 |
20090252579 | METHOD AND APPARATUS FOR TRANSPORTING GROUPS OF FILLED BEVERAGE BOTTLES TO A BEVERAGE BOTTLE PACKAGING MACHINE IN A BEVERAGE BOTTLING PLANT, AND A METHOD AND APPARATUS FOR TRANSPORTING GROUPS OF CONTAINERS TO A CONTAINER HANDLING MACHINE IN A CONTAINER PROCESSING PLANT - A method and apparatus for transporting groups of filled beverage bottles to a beverage bottle packaging machine in a beverage bottling plant, and a method and apparatus for transporting groups of containers to a container handling machine in a container processing plant. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. §1.72(b). As stated in 37 C.F.R. §1.72(b): A brief abstract of the technical disclosure in the specification must commence on a separate sheet, preferably following the claims, under the heading “Abstract of the Disclosure.” The purpose of the abstract is to enable the Patent and Trademark Office and the public generally to determine quickly from a cursory inspection the nature and gist of the technical disclosure. The abstract shall not be used for interpreting the scope of the claims. Therefore, any statements made relating to the abstract are not intended to limit the claims in any manner and should not be interpreted as limiting the claims in any manner. | 2009-10-08 |
20090252580 | WAFER PROCESSING APPARATUS WITH WAFER ALIGNMENT DEVICE - A semiconductor-processing apparatus includes: a wafer handling chamber; a wafer processing chamber; a wafer handling device; a first photosensor disposed in the wafer handling chamber in front of the wafer processing chamber at a position where the wafer partially blocks light received by the first photosensor at a ready-to-load position and substantially entirely blocks light received by the first photosensor when the wafer moves from the ready-to-load position toward the wafer processing chamber in the x-axis direction; and a second photosensor disposed in the wafer handling chamber in front of the wafer processing chamber at a position where the wafer does not block light received by the second photosensor at the ready-to-load position and partially blocks light received by the second photosensor when the wafer moves from the ready-to-load position toward the wafer processing chamber in the x-axis direction. | 2009-10-08 |
20090252581 | Pallet Handling System for a Machine Tool - A machine tool has pass-through pallet loading allowing pallets to be loaded or discharged from either side of the machine. The pallet receiver is mounted on the X-axis of the machine, and the pallet is loaded onto the pallet receiver with the pallet in a vertical orientation. Cross axis rollers on the pallet receiver support the pallet and spacing rollers maintain the pallet spaced from Z-axis locating pads as it moves to a centered position on the pallet receiver. The Z-axis pads present a relatively large surface area to the rear face of the pallet, and are configured to provide vacuum clamping to lock the pallet in all three axes once it is centered on the pallet receiver. A rotating key is provided to center and lock the pallet relative to the pallet receiver before the vacuum clamping is applied. | 2009-10-08 |
20090252582 | PROCESSING THIN WAFERS - There is described a wafer processing system for thinned wafers that are easily broken during handling. The system protects against breakage during handling and provides for temperature controls during processing. | 2009-10-08 |
20090252583 | ACTUATABLE LOADPORT SYSTEM - A system adapted to exchange wafer carriers between an overhead transport mechanism and a platform is provided. The system employs a wafer carrier having at least one handle extending therefrom, an overhead transfer mechanism, a transporter coupled to the overhead transfer mechanism and adapted to move therealong and having a wafer carrier coupling mechanism adapted to couple to the at least one wafer carrier handle, a platform positioned below the overhead transfer mechanism such that wafer carriers traveling along the overhead transfer mechanism travel over the platform, and an actuator coupled to the platform and adapted so as to elevate the platform to an elevation wherein the loading platform may contact the bottom of a wafer carrier coupled to the overhead transfer mechanism. | 2009-10-08 |
20090252584 | Tool for Handling of Loads - An implement for manipulating and loading containers. A lifting carriage has a total width smaller than a door opening of a container to be loaded. A guide surface extends over the total width of the lifting carriage. Two fork arms are movable and supported by the guide surface. The fork arms have a narrow position for the manipulation of loads, in which a total width of the arms is smaller than the total width of the lifting carriage. Two bearings move the arms. Each bearing is provided between each arm and the guide surface. The fork arms also have a wide position for manipulating containers and for fork pockets of a container, in which the total width of the arms is greater than the total width of the lifting carriage. In another example, two transfer carriages are provided, which are coupled to the lifting carriage and are movable and supported by the guide surface. | 2009-10-08 |
20090252585 | Power bed slide - a hydraulic powered bed slide for pick-up trucks and other vehicles with cargo area - Prior to the invention of the hydraulic Power Bed Slide, the only forms of cargo bed slides available were manually operated. You were limited on the amount of weight the slide could hold, the slide could not be operated if cargo was on an incline and locking mechanisms were limited to the manufactures preset locations. Having an all steel, hydraulic powered bed slide allows for a much greater weight capacity, capability of moving cargo on any incline and infinite locking positions. | 2009-10-08 |
20090252586 | Wheel Loader - A wheel loader having good operability. The wheel loader has a machine body travelably supported on wheels; a working device supported on the machine body, the working device having a boom swingably supported at its base end side on the machine body, an arm swingably supported at and connected to the forward end side of the boom, and a working tool swingably provided on the forward end side of the arm; travel operation means for performing travel operation of the machine body; and a brake for braking, when the travel operation means is not operated and the arm is swung, the wheels in operative association with the swing of the arm. | 2009-10-08 |
20090252587 | Pallet Loader and Manipulator - A pallet load stand and manipulator allows a pallet to receive a workpiece and the workpiece to be clamped to the pallet while the pallet is in a horizontal position. Once the workpiece has been clamped to the pallet, the pallet may be rotated to a vertical position so that the pallet may be loaded onto a machine tool that operates on a workpiece with the pallet in the vertical position. The pallet may also be rotated to an intermediate position, similar to an artist's easel, in which the pallet is held in an inclined position, between the horizontal and vertical positions by positive locating assemblies and positive stops. | 2009-10-08 |
20090252588 | LIFT ARM FOR SKID-STEER LOADER - A lift arm for a skid-steel loader, in which a pair of right and left lift arms | 2009-10-08 |
20090252589 | Apparatus and method for handling pipe - An apparatus for handling pipes, the apparatus, in certain aspects, having a body having a tapered surface and at least a first slip and a second slip slidable on the tapered surface, a slip actuator for setting said at least first slip and said second slip, said first slip and said second slip having interengaging elements such that upon actuation of said slip actuator, said first slip is set and said second slip is set by the interengaging elements transferring setting force from the slip actuator through said first slip to said second slip; and methods for using such an apparatus. | 2009-10-08 |
20090252590 | APPARATUS AND METHOD FOR PICKING UP, TRANSPORTING, AND DEPOSITING MICROSCOPIC SAMPLES - An apparatus and method for picking up, transporting and depositing microscopic samples. Such an apparatus includes at least one interchangeable adhesive body and a gripping tool for picking up, transporting and depositing the adhesive body, the adhesive body having at least one outwardly curved surface which is at least partially adhesive with respect to the sample. In this method, a gripping tool picks up an adhesive body having an at least partially outwardly curved surface which is at least partially adhesive with respect to the sample. The gripping tool then guides the adhesive body to above the sample. The at least partially curved surface of the adhesive body is then brought into contact with the sample, the sample adheres to the surface of the adhesive body when this is being removed from the sample location, and is finally deposited at the depositing location. | 2009-10-08 |
20090252591 | IN-LINE APPARATUS - An in-line apparatus includes a loader chamber loading and unloading a substrate, a plurality of process chambers coupled in series to the loader chamber, and respectively and sequentially performing predetermined processes for the substrate, and at least one buffer chamber disposed in parallel to the process chambers, wherein the buffer chamber replaces at least one process chamber to transfer the substrate therethrough. | 2009-10-08 |
20090252592 | SYSTEM FOR CONTROLLING A PLURALITY OF TURBOMACHINE DISCHARGE VALVES - The invention relates to a pneumatic unit for activating a plurality of discharge valves of a turbomachine, the pneumatic unit having activation outlets corresponding to the number of discharge valves forming said plurality of discharge valves, and a single control input receiving a single control signal from an electronic control unit, the control signal serving to act on a control winding of a manifold means having outlets that form said activation outlets. | 2009-10-08 |
20090252593 | COOLING APPARATUS FOR COMBUSTOR TRANSITION PIECE - Disclosed is an apparatus for cooling a transition piece of a combustor includes at least one wrapper disposed at the transition piece located outboard of the transition piece. At least one support boss is located between the at least one wrapper and the transition piece. The at least one support boss, the at least one wrapper, and transition piece define at least one cooling flow channel for directing flow for cooling the transition piece. A method of cooling a transition piece of a combustor includes flowing cooling flow into at least one cooling flow channel located at the transition piece, the at least one cooling flow channel defined by the transition piece, at least one wrapper located at the transition piece and located outboard of the transition piece, and at least one support boss located between the at least one wrapper and the transition piece. The cooling flow is directed via the at least one support boss and flows across an outer surface of the transition piece thereby cooling the transition piece. | 2009-10-08 |
20090252594 | High-speed air spindle - A high-speed air spindle including a spindle | 2009-10-08 |
20090252595 | NON-CONTACTING FACE SEALS AND THRUST BEARINGS - Apparatus is for spacing two relatively rotatable facing surfaces in use by entraining gas between the surfaces. The apparatus includes a first portion defining a generally frusto-conical surface, a second portion including at least one flat surface disposed on a carrier, the flat surface being located adjacent the first portion so that the generally frusto-conical surface and the flat surface face each other and define at least one point of closest engagement between the surfaces, with diverging gaps extending between the surfaces on either side of a plane which contains the point or points of closest engagement and which extends generally orthogonal to the direction of relative rotation, and a device for biasing the flat surface towards the frusto-conical surface to maintain a gap between the surfaces within a predetermined dimensional range. The carrier includes a plurality of portions releasably connected together. | 2009-10-08 |
20090252596 | Fluid flow machine with fluid injector assembly - A fluid flow machine has a flow duct | 2009-10-08 |
20090252597 | VALVE SYSTEM FOR A GAS TURBINE ENGINE - A valve system intermediate a secondary flow path and a primary flow path to selectively communicate secondary airflow into the primary gas flow path and control airflow injected from a higher pressure plenum into a lower pressure flowpath. | 2009-10-08 |
20090252598 | Gas turbine inlet temperature suppression during under frequency events and related method - A method is provided for augmenting power output in a gas turbine electrical power-generating plant including a multistage compressor, a combustor and a multistage turbine component, during events when grid frequency drops below a predetermined target frequency. The method is carried out by a) providing a supply of liquified air arranged to permit selective addition of liquified air to an ambient air inlet to the compressor; and b) flowing controlled amounts of the liquified air into the ambient air inlet during such events. | 2009-10-08 |
20090252599 | RING SEALS FOR GAS SEALING AND VIBRATION DAMPING - A connection device for connecting two turbine housings ( | 2009-10-08 |
20090252600 | ACTUATION OF A TURBOFAN ENGINE BIFURCATION TO CHANGE AN EFFECTIVE NOZZLE EXIT AREA - The invention relates to a turbine engine that includes a spool supporting at least one of a compressor and a turbine. A turbofan is coupled to the spool The spool is arranged in a core nacelle, and the turbofan is arranged upstream from the core nacelle. A fan nacelle surrounds the turbofan and the core nacelle and provides a bypass flow path. A structure extends radially between the core and fan nacelles to support the core nacelle relative to the fan nacelle. Surfaces are supported relative to the fixed structure and are moveable between closed and open positions to selectively obstruct bypass flow through the bypass flow path, thereby changing the effective area of the exit nozzle. A change in the effective area of the nozzle exit can be used to improve the efficiency and operation of the turbine engine. | 2009-10-08 |
20090252601 | CONTROL RING FOR VARIABLE TURBINE GEOMETRY - The invention relates to a variable turbine geometry ( | 2009-10-08 |
20090252602 | TURBINE BLADE TIP GAP REDUCTION SYSTEM - A turbine blade sealing system for reducing a gap between a tip of a turbine blade and a stationary shroud of a turbine engine. The sealing system includes a plurality of flexible seal strips extending from a pressure side of a turbine blade generally orthogonal to the turbine blade. During operation of the turbine engine, the flexible seal strips flex radially outward extending towards the stationary shroud of the turbine engine, thereby reducing the leakage of air past the turbine blades and increasing the efficiency of the turbine engine. | 2009-10-08 |
20090252603 | AIRFOIL FOR NOZZLE AND A METHOD OF FORMING THE MACHINED CONTOURED PASSAGE THEREIN - A nozzle in which an airfoil includes a pressure surface and a suction surface that join at substantially opposing chordal ends of the airfoil to form a leading edge of the airfoil and a trailing edge of the airfoil. A trailing edge passage is defined through the airfoil through which coolant flows. The trailing edge passage is proximate to the trailing edge of the airfoil and has a contoured shape that conforms to that of the trailing edge. | 2009-10-08 |
20090252604 | THERMAL MANAGEMENT SYSTEM FOR A GAS TURBINE ENGINE - A thermal management system and method for a miniature gas turbine engine includes a forward cover having a filter portion along an axis of rotation of a gas turbine engine, a first lubrication passage and a second lubrication passage. | 2009-10-08 |
20090252605 | Extended Length Cutoff Blower - A blower assembly including a blower housing having a side wall with a first portion extending from the initial cutoff through an angle of at least 45° or more, the first portion having a radius which is substantially constant or which increases at a relatively small rate. The side wall additionally includes a second portion, extending from the end of the first portion to the outlet, which has an increasing radius which is increasing at a larger rate and has a rate of increase that is also increasing with housing angle. The shape of the side wall allows a reduction in the overall size of the blower housing for a given size of impeller. | 2009-10-08 |
20090252606 | Workpiece, and Also a Welding Method for the Manufacture of a Workpiece - The invention relates to a workpiece ( | 2009-10-08 |
20090252607 | FLUID PUMP AND METHOD FOR PRODUCING A FLUID PUMP - The invention relates to a fluid pump, in particular a liquid pump for a cooling and/or heating circuit of a motor vehicle, having a pump housing and having a rotationally fixed shaft, which is arranged in the pump housing, for an inner rotor which has an impeller wheel. According to the invention, it is proposed that the shaft is mounted at one side and, at its end remote from the bearing point, supports a bearing cap which engages at least partially around the shaft. The invention also relates to a method for producing a fluid pump of said type, in which method the shaft is fixed with its first end in a housing, in particular in a plastic housing, of the pump, the inner rotor of the pump is pushed onto the shaft and is secured axially by means of a bearing cap which is placed onto the shaft and is supported by the shaft. | 2009-10-08 |
20090252608 | SYSTEM AND A METHOD FOR DYNAMICALLY BALANCING A BLADE - The present invention relates to a rotorcraft blade ( | 2009-10-08 |
20090252609 | IMPELLER FOR SUPERCHARGER AND METHOD OF MANUFACTURING THE SAME - An impeller for a supercharger cast in molds to provide excellent aerodynamic performance by eliminating parting-line corresponding parts from a hub surface and vane surfaces in each space formed of a pair of long vanes adjacent to each other an a method of manufacturing the impeller. The method comprises a step for casting the impeller in the molds. Molten metal is poured in spaces formed by radially arranging, toward a center axis, the plurality of slide molds each having a short vane-shaped bottomed groove part and a shape for the space between the pair of long vanes adjacent to each other to mold the impeller. Then, the slide molds are moved in the radial direction of the center axis while rotating for mold-releasing. Thus, the impeller for the supercharger having no parting-line corresponding parts on both the hub surface and the vane surfaces in each space formed of the pair of long vanes adjacent to each other can be provided. | 2009-10-08 |
20090252610 | Turbine blade retention system and method - A retention system retains a turbine blade dovetail in a retention ring dovetail slot. The retention system includes a retention opening formed in the blade dovetail. A through hole is formed in the retention ring, wherein the through hole is positioned such that it is aligned with the retention opening when the dovetail is assembled in the dovetail slot. A connector is disposed in the through hole and engages the retention opening. In this manner, undesirable relative movement of parts can be reduced or eliminated, thereby preventing excessive wear. | 2009-10-08 |
20090252611 | Axial compressor blade retention - An axial retention system for restraining axial movement of a machine component having a dovetail within a complimentary-shaped dovetail slot includes: a first substantially T-shaped groove formed in a bottom surface of the dovetail slot; a second substantially T-shaped groove formed in a bottom surface of the dovetail, the first and second grooves in alignment when the dovetail is located within the dovetail slot to thereby form a closed periphery substantially T-shaped slot having a stem portion and a lateral cross portion at one end of the stem component, wherein the other end of the stem is open; and a compressible locking clip adapted for insertion within the substantially T-shaped slot, the locking clip having a pair of oppositely extending lugs receivable in opposite ends of the lateral cross portion. | 2009-10-08 |
20090252612 | Blade and gas turbine - The invention relates to a turbomachine, in particular to a gas turbine and to a method for accelerating a temperature modification of a rotor shaft rotationally mounted in said turbomachine. The aim of said invention is to develop a device and a method for the turbomachine making it possible to reduce the size of a radial split of the turbomachine in order to obtain greater degree of efficiency. The inventive turbomachine comprises a rotor rotationally mounted in the case of the turbomachine, a feeding channel embodied in the rotor for introducing a fluid and an outlet channel embodied in the rotor for removing said fluid. An inlet orifice of the feeding channel is disposed further inside than the outlet orifice of the outlet channel, and means influencing a liquid flow is formed of an actuating device dependent on centrifugal force. Methods for cooling the rotor only by decelerating the gas turbine and for heating the turbomachine rotor by heating fluid flowing therethrough are also disclosed. | 2009-10-08 |
20090252613 | REPAIR OF GAS TURBINE BLADE TIP WITHOUT RECOATING THE REPAIRED BLADE TIP - A damaged gas turbine blade which has previously been in service, and which is made of a base metal, is furnished. Any damaged material is removed from the damaged blade tip. The damaged blade tip is weld repaired with a nickel-base superalloy that is more resistant to oxidation resistance than is the base metal in the operating environment of the tip-repaired gas turbine blade. The method does not include any step of coating a lateral surface of the repaired blade tip with a non-ceramic coating after the step of weld repairing. | 2009-10-08 |
20090252614 | Levelling of Root Bushings on Blades for Wind Turbines - The present invention relates to a method of manufacturing a blade for a wind turbine, wherein the blade is made in one or more moulds; and wherein the blade has integrally moulded root bushings in the root of the blade for direct or indirect attachment to a hub in a wind turbine. The novel aspect of the invention is that the root bushings ( | 2009-10-08 |
20090252615 | Cooled Turbine Rotor Blade - A cooled turbine rotor blade for a gas turbine which is traversed axially by flow and is equipped with an attachment area and an airfoil profile is provided. Meandering cooling channels with interposed deflecting regions are provided in the interior of the airfoil profile. In the deflecting regions, it is possible to prevent dead water regions, which are generated in the prior art, by virtue of at least one of the ribs running so as to curve towards the leading edge or towards the trailing edge in the region of the airfoil tip. At the same time, an opening is provided in the curvature of the rib. Through this opening a part of the coolant flows in the deflecting region and can pass over into the adjacent cooling duct. | 2009-10-08 |
20090252616 | Variable Rate Pumping System - A pumping system comprising a motor, wherein the motor has an operating speed, a pump coupled to the motor, wherein the pump has a volumetric displacement, a fluid end coupled to the pump, wherein the fluid end is operable to draw fluid from an input and provide fluid to an output, and a control system operable to regulate the motor and the pump in order to provide fluid to the output at a selected pressure and flow rate within a continuous range of pressures and flow rates between the peak horsepower output and peak torque output of the motor. | 2009-10-08 |
20090252617 | METHOD FOR OPERATION OF A COMPRESSOR SUPPLIED BY A POWER CONVERTER - The invention relates to a method for operation of a compressor supplied by a power converter. According to the invention, an operating condition (B | 2009-10-08 |
20090252618 | Suction Jet Pump - The invention relates to a suction jet pump ( | 2009-10-08 |
20090252619 | Integrated pump housing - The present invention is drawn to fluid delivery systems containing a pump and at least one additional element or function integrated as part of the pump assembly. Additional elements may include a heater assembly component, a filter component, an additive reservoir component, an ion generator component, an ozone generator component, an adductor component, and a pressure bypass valve component, wherein said pump and at least one element are comprising in a single apparatus. The fluid delivery systems may be useful for swimming pools, spas, jetted tubs, agricultural water delivery systems, fountains, water well systems, laundry systems and the like. | 2009-10-08 |
20090252620 | Reinforced smart mud pump - A pump system for movement of fluids having a reciprocating piston power pump having at least three reciprocating pistons operable to displace fluid from a housing having a pumping chamber, an integrally forged crankshaft operably connected to the pistons, at least one sensor operable to sense ambient conditions on the pump, and a computer control for processing data from the sensor to regulate the operation of the pump in response to the data. The system also utilizes protective infused treatments for lubricity and enhanced lubrication sprayers and a reset relief valve and pressure sensors operably connected to the computer system for control and monitoring of the pump. | 2009-10-08 |
20090252621 | HIGH PRESSURE FUEL PUMP - A high pressure fuel pump encompasses at least one delivery chamber and one high pressure outlet. In addition, a pressure limiting valve with a valve that is actuated by a pressure differential is provided that can open from the high pressure outlet to the delivery chamber. On a high pressure side of a valve seat of the pressure limiting valve, it is advantageous that a throttle device is provided, whose free cross section is at most approximately equal to a desired maximum opening cross section of the pressure limiting valve. | 2009-10-08 |
20090252622 | Input Shaft Driven Hybrid Transmission Pump - A pump for a hybrid transmission includes an input shaft having a mating surface—which may include a flat portion—on an outer surface thereof, and a pump rotor coaxial with the input shaft. The pump rotor has an inner surface corresponding to the mating surface of the input shaft, and is directly and drivingly coupled to the input shaft for common rotation therewith. The hybrid transmission may further include an input housing and pump housing, and a pump pocket—in which the pump rotor operates—defined by the input housing, pump housing, and input shaft. The pump is configured to be testable prior to mating the hybrid transmission to an engine. The pump rotor is bounded axially by the input shaft, and a pump guide is configured to center the pump rotor, and to be installed prior to installation of the pump rotor. | 2009-10-08 |
20090252623 | RECIPROCATING MOTOR AND A RECIPROCATING COMPRESSOR HAVING THE SAME - A reciprocating motor and a reciprocating compressor having the same are provided. One side of each of outer and inner cores forming a stator are connected to each other, to prevent a magnetic flux generated by the coil and a magnet from leaking out of the stator. Hence, it is possible to fabricate components of the reciprocating compressor employing such a reciprocating motor by using a relatively low-cost magnetic substance, resulting in a decrease in fabricating costs of the compressor. Also, a length of the magnet may be reduced, which results in a reduction of the cost for the magnet, thereby decreasing fabricating costs of the reciprocating motor and the reciprocating compressor employing the reciprocating motor. | 2009-10-08 |
20090252624 | Element for positioning and retaining an electric motor stator in a compressor, compressor and mounting method - A positioning and retaining element has a cylindrical rotary belt of substantially constant thickness, having an inner diameter substantially equal to the outer diameter of the stator to be capable of being mounted substantially coaxial clamped about the stator. The positioning and retaining element also has a number of support members projecting radially from the belt outwards and having each a support surface on the housing of the compressor, the support surfaces being located on the lateral surface of a fictitious rotary cylinder of same axis as the other belt and of diameter substantially equal to the inner diameter of the housing, such that the positioning and retaining element can be mounted clamped inside the housing. | 2009-10-08 |
20090252625 | Linear Compressor and the Supporter for the Same - The present invention relates to a linear compressor compressing a working fluid in the cylinder such as a refrigerant and etc with the reciprocating movement of the piston in the cylinder due to the reciprocating force of the linear motor, and provides a linear compressor and the supporter for the same that the change of the lateral resonance frequency due to the lateral stiffness of the piston spring is easy as having a stub or a narrow part on the supporter preventing the increase of the mass inertia moment compared with the distance between the centroid of the supporter and the center of the piston spring sat on the supporter arm of the supporter, and capable of reducing the entire size and the manufacturing costs as raising the lateral resonance frequency easily without extending the length of the supporter arm. | 2009-10-08 |
20090252626 | Rotary Distributor for Pressure Multiplier - The invention provides a system for multiplying pressure comprising at least two hydraulic cylinders communicating with an exit supplying pressure, wherein each cylinder has a piston within a chamber; said pistons cooperating respectively with an associated piston to supply pressure at the exit; and a rotary distributor communicating with said both hydraulic cylinders, able to supply alternatively a fluid to each chamber for motion of the respected pistons and to ensure alternatively return of the pistons. | 2009-10-08 |
20090252627 | Compressor Assembly Comprising a Valve Unit in the Intake Region - An air compressor assembly includes a compressor housing, an intake port defined by the compressor housing for intake of the air, and a plurality of guide contours disposed adjacent to the intake port. The guide contours include between three and six strips. A valve unit is disposed adjacent to the intake port, the valve unit comprising a closing element that assumes an opened position during operation and a closed position when in a switched-off state. The closing element is plate-shaped, is axially movable, and is guided by the plurality of guide contours between the opened position and the closed position. A stroke limitation element is provided to limit axial movement of the closing element in the opened position. A spring is disposed between the closing element and the stroke limitation element. The spring provides a return force to the closing element to bias the closing element into the closed position. | 2009-10-08 |
20090252628 | Sealing Rings for Abrasive Slurry Pumps - There are a number of applications today where the pumping of abrasive slurries is necessary. The pumping mechanisms, though, can be complex, employing multiple transfer cylinders and movable pipes. These designs have their problems, specifically wear between poorly sealing surfaces. To reduce this problem, seals are provided that have multiple wear surfaces which include harder tiles secured over a softer core to benefit from the relative hardness or flexibility of each of the respective materials. | 2009-10-08 |
20090252629 | PUMP AND PUMPING SYSTEM FOR MICROFLUIDIC LAB-ON-A-CHIP USING POROUS STRUCTURE AND FABRICATING METHOD THEREOF - The present invention relates to a pump and pumping system for a microfluidic lab-on-a-chip, and a fabricating method thereof. An exemplary embodiment of the present invention provides a method of fabricating a pump for microfluidic lab-on-a-chips, the method including: infiltrating PDMS (polydimethylsiloxane) solution into a porous lump of water-soluble material; performing soft baking of the porous lump of water-soluble material containing the PDMS solution; and dissolving the porous lump of water-soluble material via water to obtain a porous PDMS structure. | 2009-10-08 |
20090252630 | Single-Shaft Eccentric Screw Pump - A double/triple-thread single-shaft eccentric screw pump is provided. The rotor of the pump overhangs little in comparison with the flange type connecting structure. The whole length of the pump is short, and the pump casing of the pump is short and small in diameter, so that the pump is small in size and light in weight. One end of a flexible rod is tapered and has a tapped hole formed at its axis. One end of the rotor has a tapered bore formed at its axis, into which the tapered end of the flexible rod is fitted. The rotor has a through bore formed at its axis, through which a tension bolt extends from the other end of the rotor. The tension bolt has a front threaded end, which is screwed into and fastened to the tapped hole of the flexible rod. | 2009-10-08 |
20090252631 | MAGNETIC TRAP FOR FERROUS CONTAMINANTS IN LUBRICANT - A compressor includes a tubular vertical shaft, which rotates about its vertical axis, a cylinder block for supporting the tubular vertical shaft, a rotor for driving the rotation of the tubular vertical shaft, and a stator affixed to the cylinder block. A lubricant is channelled from the lower end of the tubular vertical shaft through an inlet of its interior path to the outlet. A magnet is disposed within the interior path to trap ferrous contaminants in he lubricant before the lubricant is distributed to other parts of the compressor. | 2009-10-08 |
20090252632 | Device to Prevent the Formation of Condensate in Compressed Gas and Compressor Unit Equipped with Such a Device - Device to prevent the formation of condensate in compressed gas coming from an oil-injected compressor element ( | 2009-10-08 |