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High torque retention joint in a tensioner

Patent Number: RE44204
Publication Date: 2013-05-07
Inventors: ;

A method of manufacturing a tensioner (10) by mounting an end member (38) on an end of a hollow tensioner shaft (24) includes a step of providing an end member (38) of sheet material with an opening (76) having a plurality of annularly spaced inwardly extending pointed projections (78). A hollow shaft (24) has an outwardly extending shoulder (82) at an end portion thereof. A relative axial movement between the end member (38) ...

System and method for using a two part cover and a box for protecting a reticle

Patent Number: 8446570
Publication Date: 2013-05-21
Inventors: ; ; ; ; ;

Systems and methods to protect a mask from being contaminated by airborne particles are described. The systems and methods include providing a reticle secured in a two-part cover. The two part cover includes a removable protection device used to protect the reticle from contaminants. The cover can be held inside a pod or box that can be used to transport the cover through a lithography system from an atmospheric section to a vacuum section. While in the vacuum section, the removable cover ...

Exposure apparatus, exposure method and device manufacturing method

Patent Number: 8446569
Publication Date: 2013-05-21
Inventor:

Positional information of wafer stages is measured by a plurality of encoder heads, Z heads and the like that a measurement bar placed below surface has, using gratings placed on the lower surface of fine movement stages. Consequently, high-precision measurement of the positional information of the wafer stages can be performed. Further, since a guide surface of the wafer stages is formed by the two guide surface forming members placed side by side via a predetermined clearance, each guide ...

Lithographic apparatus and device manufacturing method

Patent Number: 8446568
Publication Date: 2013-05-21
Inventors: ; ; ; ; ; ;

A lithographic projection apparatus includes a support structure configured to hold a patterning device, the patterning device configured to pattern a beam of radiation according to a desired pattern; a substrate table configured to hold a substrate; a projection system configured to project the patterned beam onto a target portion of the substrate; a liquid supply system configured to provide liquid to a space between the projection system and the substrate; and a shutter configured to ...

Stage system calibration method, stage system and lithographic apparatus comprising an encoder measurement system to measure position of stage system

Patent Number: 8446567
Publication Date: 2013-05-21
Inventors: ;

A calibration method to calibrate an encoder position measurement system of a stage, the encoder position measurement system including an encoder grid and at least two sensor heads cooperating with the encoder grid, each sensor head providing a sensor head output signal showing a position sensitivity in a horizontal and a vertical direction, the method including a) moving the stage such that the sensor heads are moved with respect to the encoder grid, or vice versa; b) during the moving, ...

Method of loading a substrate on a substrate table and lithographic apparatus and device manufacturing method

Patent Number: 8446566
Publication Date: 2013-05-21
Inventors: ;

The invention relates to a method of loading a first object on a second object in a lithographic apparatus. The method includes: a) loading the first object on the second object, b) waiting a predetermined time interval and c) performing a relaxation action. The first object may be a substrate and the second object a substrate table. The first object may also be a substrate table and the second object a support structure, supporting the substrate ...

Methods of optical proximity correction in manufacturing semiconductor devices

Patent Number: 8446565
Publication Date: 2013-05-21
Inventors: ;

A method of optical proximity correction for a photolithographic progress in manufacturing semiconductor devices is disclosed. The method includes providing an illumination source in an optical system, dividing the illumination source into a number of segments in the form of concentric rings, and assigning a first intensity level to a first ring of a first radius and assigning a second intensity level to a second ring of a second radius, wherein the first intensity level is smaller than or ...

Lithographic apparatus and device manufacturing method

Patent Number: 8446564
Publication Date: 2013-05-21
Inventors: ; ;

A detection method for detecting a property of an extended pattern formed by at least one line generally extending in a first direction. The extended pattern is formed on a substrate or on a substrate table and preferably extends over a length of at least 50× the width of the line. The extended pattern is focus sensitive. The detection method includes moving the substrate table in a first direction and measuring along that first direction a property of the extended pattern. The property ...

Lithographic apparatus and device manufacturing method

Patent Number: 8446563
Publication Date: 2013-05-21
Inventors: ; ; ; ; ; ; ; ; ; ; ;

A porous member is used in a liquid removal system of an immersion lithographic projection apparatus to smooth uneven flows. A pressure differential across the porous member may be maintained at below the bubble point of the porous member so that a single-phase liquid flow is obtained. Alternatively, the porous member may be used to reduce unevenness in a two-phase ...

Actuator system using multiple piezoelectric actuators

Patent Number: 8446562
Publication Date: 2013-05-21
Inventors: ;

A positioning system adjusts a position of an optical element within an optical device, such as a variable-zoom lens system. A frame supports the optical element, and an elongated surface of each of one or more elongated support structures supports the frame. The frame also supports one or more piezoelectric actuators that, respectively, engage one of the elongated support structures. A controller supplies a control signal to activate each of the one or more actuator modules. Upon ...

Lithographic apparatus and a method of measuring flow rate in a two phase flow

Patent Number: 8446561
Publication Date: 2013-05-21
Inventors: ; ; ;

A lithographic apparatus is disclosed that includes a conduit for two phase flow therethrough. A flow separator is provided to separate the two phase flow into a gas flow and a liquid flow. A flow meter measures the flow rate of fluid in the gas flow or the liquid ...

Lithographic apparatus comprising a magnet, method for the protection of a magnet in a lithographic apparatus and device manufacturing method

Patent Number: 8446560
Publication Date: 2013-05-21
Inventors: ; ; ; ;

A lithographic apparatus includes a magnet being contained in a protective enclosure, the protective enclosure being arranged to protect the magnet from contact with a H₂-containing or H-atom containing gas. The enclosure may further contain a hydrogen getter, such as a magnet-surface modifying gas, or a non-hydrogen containing gas. A non-hydrogen containing gas flow may be provided or a non-hydrogen getter gas flow may be provided through at least part of the protective ...

Cable and pulley weightlifting system apparatus

Patent Number: 8444537
Publication Date: 2013-05-21
Inventor:

A cable and pulley weightlifting apparatus for preventing injury to a weightlifter that includes a pair of bases, a pair of vertical tubular posts, a pair of upper support brackets, a pair of cables, a pair of counterweights, and safety detent pins. Each vertical tubular post has an upper support bracket attached at the upper end and the lower end is attached to the respective pair of bases. Each cable with a counterweight attached to one end is inserted into the channels of the respective ...

Weightlifting system for doing arm curls

Patent Number: 8444536
Publication Date: 2013-05-21
Inventor:

Weightlifting system for doing arm curls having a frame, a seat mounted on the frame for supporting a person using the system, a pair of posts extending upwardly and rearwardly from the front portion of the frame, an arm rest panel mounted on the posts in front of the seat for engagement by the upper arms of a person on the seat, a pair of weight stands positioned next to the legs in front of the arm rest panel, a bar extending between the weight stands in position to be grasped in the ...

Exercise training apparatus

Patent Number: 8444535
Publication Date: 2013-05-21
Inventor:

An exercise training apparatus of the present invention includes two bases and an inflatable body. The bases respectively include a filling hole, a lid, a storage space and a water absorber. The filling hole communicates with the storage space. The lid detachably covers the filling hole, and the water absorber is located in the storage space. The inflatable body has a first and a second target portion connecting to each other. The first and the second target portion respectively connect to ...

Rotatable handgrip for a cardiovascular exercise machine

Patent Number: 8444534
Publication Date: 2013-05-21
Inventor:

A rotatable handgrip for a cardiovascular exercise machine allowing a user to rotate the handgrip relative exercise arms of the machine about an axis which intersects the handle and is generally in line with their ...

Exercise apparatus and training method

Patent Number: 8444533
Publication Date: 2013-05-21
Inventor:

A high-intensity interval training method comprises supporting an individual upon an upper body engaging element in a forwardly inclined position while the individual is propelling himself in a forward motion on a non-motorized rotatable endless belt; obtaining a performance feedback by sensing at least one of a rotation of the belt and an impact force exerted upon the upper body engaging element by the individual during the exercise cycles; and using the performance feedback to measure ...

Fitness platform having a plurality of interchangeable surfaces

Patent Number: 8444532
Publication Date: 2013-05-21
Inventor:

An exercise apparatus having a plurality of upper and lower interchangeable surfaces. The apparatus includes a plurality of interchangeable upper surfaces sized and shaped to fit on an upper side of the fitness platform and a plurality of interchangeable lower surfaces sized and shaped to fit on a lower side of the fitness platform. A user selects one of the plurality of interchangeable upper surface and affixes the selected upper surface to the upper side of the fitness platform and ...

Vault box safety collar

Patent Number: 8444531
Publication Date: 2013-05-21
Inventors: ;

A safety collar for a vault box reduces the risk of catastrophic injury if the pole vaulter lands directly onto the vault box, but does not make it more difficult for the pole vaulter to plant the pole into the vault box. The safety collar overlies the vault box and an area to the rear and the sides of the vault box. The collar has a front, a rear, a left side, a right side, and an opening extending from the front to the rear that overlies the recess of the vault box. The collar also has a ...

Multi-ratio planetary gear transmission

Patent Number: 8444526
Publication Date: 2013-05-21
Inventors: ; ; ;

A transmission comprising a first compound planetary gear set having a first brake engaged with a sun gear, a second compound planetary gear set having a second brake engaged with a ring gear, the first compound planetary gear set and the second planetary gear set axially engagable through a first clutch and a second clutch, and the transmission input and transmission output disposed coaxially and configured to input and output torque from the same side of the ...

Multi-ratio transmission

Patent Number: 8444525
Publication Date: 2013-05-21
Inventors: ; ;

A transmission comprising four planetary gear sets, eight shafts and six shift elements. The sun gear of gear set (P1) is fixed via brake (04), the carrier of gear set (P1) is fixed via brake (03) and the drive via clutch (13), and shaft (6) via clutch (36). Sixth shaft (6) is connected to the ring gear of gear set (P2) and the sun gear of gear set (P4), the drive is connected to the sun gear of gear set (P2) and ...

Multi-ratio transmission

Patent Number: 8444524
Publication Date: 2013-05-21
Inventors: ; ;

A multi step transmission comprises planetary gearsets (P1, P2, P3, P4), shafts and shift elements. The sun gear of gearset (P1) couples housing (G). The carrier of gearset (P1) couples shaft (3), which couples housing (G) via brake (03), drive shaft (01) via clutch (13), and shaft (5) via clutch (35). Shaft (5) operatively couples the sun gear of gearset (P3) and couples the ring gear of ...

Biasing device

Patent Number: 8444523
Publication Date: 2013-05-21
Inventors: ;

Disclosed is a biasing device comprising a first ramp disc and a second ramp disc, a plurality of ramp contours being formed in one side of an annular surface of each of said ramp discs. Through a slewing of one of the two ramp discs relative to the other, non-slewing ramp disc about an axis, the rolling elements ascend and/or descend along the ramp contours. At least the first ramp disk, the cage and the second ramp disc are inserted into a retaining pot that is connected rotationally fast ...

Flow-formed differential case assembly

Patent Number: 8444522
Publication Date: 2013-05-21
Inventors: ;

A differential case assembly includes a differential case having an open end and a side wall with an interior surface. A plurality of major internal splines is formed on the interior surface of the side wall. The differential case assembly further includes a gear assembly with a retainer insert and a cross pin. The retainer insert is disposed adjacent the interior surface of the side wall between a pair of the major internal splines. The retainer insert has a hole formed therein. The cross ...

Adjustment fitting

Patent Number: 8444521
Publication Date: 2013-05-21
Inventors: ; ; ; ;

Adjustment fitting, in particular for a vehicle seat, comprising a first fitting part and a second fitting part that can be rotationally adjusted relative to the first fitting part about an axis of rotation. An external gear, which has internal teeth and into which an internal gear that is associated with the second fitting part and has external teeth is inserted like an eccentric gear, is associated with the first fitting part. The internal gear forms an eccentric receiving space towards ...

Gear device

Patent Number: 8444520
Publication Date: 2013-05-21
Inventor:

A gear device has an outer cylinder fixed to a first mating member and a crankshaft inside the outer cylinder. An external gear is mounted to an eccentric portion of the crankshaft and meshes with internal teeth of the outer cylinder. A carrier is fixed to a second mating member. Rocking rotation of the external gear rotates the carrier coaxially to the outer cylinder. A cylindrical body is inserted in an axial through-hole of the carrier. The carrier has a first portion on one end of the ...

Hybrid drive train of a motor vehicle

Patent Number: 8444519
Publication Date: 2013-05-21
Inventors: ; ;

A hybrid drive train of a motor vehicle which comprises a combustion engine, an electric machine which is operable as a motor and a generator and comprises a stator and a rotor, and a multi-stage planetary transmission with input and output shafts. The driveshaft of the combustion engine can be connected to the input shaft of the transmission, the electric machine is coaxially arranged about the input shaft, and the rotor of the electric machine is rigidly connected with the input shaft. To ...

Drive device

Patent Number: 8444518
Publication Date: 2013-05-21
Inventors: ; ; ; ;

A drive device includes: an input shaft connected to an engine; a first motor-generator; a second motor-generator; a planetary gear unit including three rotating elements; an output gear connected to the planetary gear unit; an output shaft that transmits rotation of the output gear to a driving wheel; and a control device that controls at least one of the first and second motor-generator. The output gear, the planetary gear unit, and the first motor-generator are coaxial with the input ...

Hybrid transmission

Patent Number: 8444517
Publication Date: 2013-05-21
Inventors: ;

A multi-speed hybrid transmission includes a main gearset connected to a vehicle gas combustible engine and providing torque to an output shaft. The transmission also includes an electric drive unit comprising an electric motor that is selectably connectable to the output shaft to provide additional torque to the output shaft. When connected to the output shaft, the electric drive unit improves vehicle performance under certain driving conditions (e.g., high boost in low gear or in upper ...

Multi-speed drive unit

Patent Number: 8444516
Publication Date: 2013-05-21
Inventors: ; ; ; ;

A compound-input is provided for an electrically variable transmission for a motor vehicle. The compound-input electrically variable transmission has improved input gear ratios that allow the vehicle engine to be operated in its desired efficiency and/or performance range during both city and highway vehicle operation. Further, the multi-speed input electrically variable transmission provides an input brake without the need for a dedicated input brake clutch or braking mechanism and ...

Elevator belt assembly with noise and vibration reducing grooveless jacket arrangement

Patent Number: 8444515
Publication Date: 2013-05-21
Inventors: ; ; ;

An elevator load bearing assembly includes a plurality of cords within a jacket. The cords are spaced from an exterior surface on the jacket such that the spacing remains generally constant along the length of the belt. The jacket has a smooth, uninterrupted exterior surface for contacting sheaves as the belt moves in the elevator system. A method of making the inventive belt assembly is disclosed. The inventive belt assembly minimizes the possibility for generating an annoying, audible ...

Front derailleur chain detachment prevention member

Patent Number: 8444514
Publication Date: 2013-05-21
Inventor:

A front derailleur chain detachment prevention member is provided that can be easily removed from a front derailleur. The front derailleur chain detachment prevention member is removably mounted on a front derailleur, and has elasticity. The front derailleur chain detachment prevention member is provided with a mounting part, a connecting part, and a regulating part. The mounting part is removably attached to an inner plate of a chain guide. The connecting part extends forward from the ...

Plasma treated abrasive article and method of making same

Patent Number: 8444458
Publication Date: 2013-05-21
Inventors: ; ; ;

An abrasive article, such as a structured abrasive article, can be treated by subjecting it to plasma whereby the outer surface can be eroded exposing at least a portion of the abrasive particles dispersed within a cross-linked binder forming the abrasive composites. Depending on the process conditions for the plasma treatment, it is possible to erode only a small portion or substantially all of the cross-linked binder from the outer surface. Thus, the initial cut-rate of the abrasive ...

Universal abrasive sheet

Patent Number: 8444457
Publication Date: 2013-05-21
Inventor:

A universal abrasive sheet is provided for a sanding or polishing machine and includes segments defined by weakened regions that allow portions of the universal abrasive sheet to be removed in order to adapt the abrasive sheet to alternative platent configurations. Each of the different configurations of the universal abrasive sheet can be provided with an individualized tip portion which can be separated from a body portion and either repositioned or replaced in order to change the working ...

Electrode securing platens and electrode polishing assemblies incorporating the same

Patent Number: 8444456
Publication Date: 2013-05-21
Inventors: ; ; ;

In one embodiment, an electrode polishing assembly may include an electrode securing platen, a plurality of electrode locating fasteners, and an electrode. Each of the electrode locating fasteners may include an electrode spacing shoulder, a variance cancelling shoulder extending from the electrode spacing shoulder, a threaded platen clamping portion extending from the variance cancelling shoulder, and a threaded nut that engages the threaded platen clamping portion. The electrode locating ...

Polishing pad and method for polishing a semiconductor wafer

Patent Number: 8444455
Publication Date: 2013-05-21
Inventors: ;

A semiconductor wafer is polished, wherein in a first step, the rear side of the wafer is polished by a polishing pad comprising fixedly bonded abrasives having a grain size of 0.1-1.0 μm, while supplying a polishing agent free of solid materials having a pH of at least 11.8, and, in a second step, the front side of the semiconductor wafer is polished, wherein a polishing agent having a pH of less than 11.8 is supplied. A polishing pad for use in apparatuses for polishing semiconductor ...

Interface pad for use between an abrasive article and a support tool

Patent Number: 8444454
Publication Date: 2013-05-21
Inventors: ;

The present invention relates to an interface pad for use between an abrasive article and a support tool. In one particular embodiment, an interface pad for use between a perforated abrasive article and a support tool is provided. In general, the interface pads described herein contain apertures and at least one channel configured such that an interface pad can be used between an abrasive article having a particular configuration of apertures and a support tool having different ...

Device and method for fine or finest processing of a rotationally symmetric work piece surface

Patent Number: 8444453
Publication Date: 2013-05-21
Inventors: ;

A device for fine or finest processing of a rotationally symmetric work piece surface of a work piece (14), with a drive mechanism (12) for driving the work piece (14) around an axis of rotation (16), two guidance mechanisms (20, 22) acting in radial directions with respect to the axis of rotation (16) and at least one tool (38) acting in a radial direction, and a pressing mechanism (42) for pressing the work piece (14) against ...

Gear pump with reduced pressure pulsations on the pumping side

Patent Number: 8444406
Publication Date: 2013-05-21
Inventor:

The invention relates to a gear pump in which the amplitudes of the pressure impulses in a pressure chamber can be significantly reduced by a suitable embodiment of a first groove and/or a second groove. The circumferential walls of a pump chamber containing the pressure chamber, in an angular range extending toward the pressure chamber, each have a respective groove communicating with the pressure chamber, by which grooves a radial spacing between the outer circumference of two gear wheels ...

Overmolded rotor

Patent Number: 8444405
Publication Date: 2013-05-21
Inventors: ; ;

A fluid device includes a housing and a rotor assembly disposed in the housing. The rotor assembly includes a core and a coating. The core has a first surface, an oppositely disposed second surface and an outer peripheral surface that extends between the first and second surfaces. The core defines a bore that extends through the first and second surfaces. The coating coats at least a portion of the core. The coating is a water-swellable plastic ...

Hydraulic machine

Patent Number: 8444404
Publication Date: 2013-05-21
Inventors: ;

The invention relates to a hydraulic machine comprising a housing section with a housing, a commutation section and a gear wheel section, the gear wheel section comprising a gear wheel set with an internally toothed gear ring and an externally toothed gear wheel, which engage each other and form working chambers that are connected to at least one inlet connection and at least one outlet connection via the commutation section that comprises a rotary slide valve and a valve plate. It is ...

Self-sealing mechanism for scroll compressor

Patent Number: 8444403
Publication Date: 2013-05-21
Inventor:

A self-sealing mechanism for a scroll compressor is disposed inside a frame of the scroll compressor at a position between a back-pressure chamber and a fixed scroll, including an accommodating space; a groove communicating the space with the chamber; a one-way valve disposed at one end of the space adjacent to the groove to maintain communication between the space and the groove in a normally closed state; and a suction port penetrating from the space to an entrance of the fixed scroll. ...

Automatic concentric crank-side compressor valve

Patent Number: 8444402
Publication Date: 2013-05-21
Inventors: ;

To reduce the clearance volume for a crank-side concentric suction and pressure valve, it is proposed to arrange a sealing 20 axially abutting on the suction and pressure valve 2,3, wherein the sealing 20 consists of a number of pressure packings 21a, 21 which are arranged axially one behind the ...

Check valve and piston pump having check valve

Patent Number: 8444401
Publication Date: 2013-05-21
Inventors: ;

A check valve for arranging between a first pressure chamber, in which a first pressure prevails, and a second pressure chamber in which a second pressure prevails. The valve comprises a valve housing on which a valve seat is formed, and comprises a blocking element which is designed in a blocking position, to close a valve opening in the region of the valve seat, in order to block a connection between the first and the second valve chambers, and is designed in an open position to release ...

Hydraulic cylinder having piston-mounted bypass valve

Patent Number: 8444400
Publication Date: 2013-05-21
Inventor:

A hydraulic cylinder is disclosed. The hydraulic cylinder may have a tube, and a piston disposed within the tube and having a bore passing through the piston. The hydraulic cylinder may also have a valve element disposed within the bore and having a length shorter than a length of the bore. The valve element may be mechanically movable to allow fluid flow through the bore, and hydraulically movable to inhibit fluid flow through the ...

Pump system for conveying a first fluid using a second fluid

Patent Number: 8444399
Publication Date: 2013-05-21
Inventors: ;

A pump system for conveying a first fluid using a second fluid. The system includes at least a first pump having at least a first rigid outer casing defining a first interior space and a first flexible tube structure accommodated in the first interior space. The interior of the first flexible tube structure is arranged for receiving one of the first or second fluids. The region of the first interior space surrounding the first flexible tube structure is arranged for receiving the other of ...

Pump manifold support

Patent Number: 8444398
Publication Date: 2013-05-21
Inventors: ;

A pump has a pump fluid end and a manifold that is detachable from the fluid end. A device is attachable to the pump, and has a manifold support beam portion adapted to affix to the pump fluid end at a location adjacent a manifold mating surface of the pump fluid end and extend outward from the pump fluid end. A support is provided on the manifold support beam portion that, when the manifold support beam portion is affixed to the fluid end of the pump, engages the manifold detached from the ...

Manual selective attenuator

Patent Number: 8444397
Publication Date: 2013-05-21
Inventors: ;

An attenuating apparatus for use with a positive displacement compressor. The device includes a bore formed in a housing of the compressor, the bore being positioned at an angle to a discharge chamber of the compressor and in fluid communication with the compressor discharge chamber. A plug is positioned within the bore, the plug movable within the bore to a preselected position. The plug has a first end in contact with a gas from the compressor discharge chamber and a second, opposite end ...

Fluid transferring system and micropump suitable therefor

Patent Number: 8444396
Publication Date: 2013-05-21
Inventors: ; ;

Disclosed herein is a micro fluid transferring system that comprises a micropump having a chamber, a first fluid transferring portion connected to the chamber, and a second fluid transferring portion connected to the chamber. This system is characterized in that at least one of the first and second fluid transferring portions comprises a pressure absorbing section for absorbing or alleviating a liquid vibrational pressure ...

Variable displacement variable pressure vane pump system

Patent Number: 8444395
Publication Date: 2013-05-21
Inventor:

A variable displacement variable pressure vane pump system provides lubrication oil to a mechanical system. The pump system includes a first control mechanism to apply a force to a control slider to counter a biasing force of a biasing spring and urge the control slider away from a position corresponding to a maximum displacement position of the pump. A second control mechanism applies a force to the control slider to alter the displacement of the pump. A control varies the supply of ...