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Treadle-drive eccentric wheel transmission wheel series with periodically varied speed ratio and having inward packing auxiliary wheel

In the present invention, one or both of an active wheel or a passive wheel is composed of an eccentric transmission wheel and is combined with a synchronous transmission belt for forming an eccentric wheel transmission wheel series, so that when the feet input forces at different angles from the treadle shafts of the treadles to an active wheel shaft combined on the active wheel through cranks, the active wheel forms different transmission speed ratios relative to the passive wheel according to the treadle angle, and random inward packing is performed to the transmission belt (100) of the engage end of the eccentric passive wheel (413) during the transmission for stabling the operation.




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Chain cleaner for chain driven vehicle

A chain cleaner capable of cleaning dirt and debris from the roller chain of a chain driven vehicle is provided. The chain cleaner is a polymer sheet. The sheet has a leading and a trailing edge, upper and lower surfaces, and a bilateral axis defining a chain line. The chain line extends from the leading to the trailing edge. A clear slot is positioned in the sheet adjacent to the trailing edge. The slot has a predetermined height and width which is at least equal to a respective height and width of the chain to be cleaned. The chain is thereby capable of biased directional travel against the lower and upper surfaces and through the slot, along the chain line when operating the chain drive of the vehicle. The chain cleaner includes an assembly for attaching the sheet to the vehicle adjacent to the leading edge.




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Seal arrangement and hinge of a chain with the seal arrangement

A sealing arrangement used to create a seal between a first part of a chain and a second part of the chain, wherein the second part can at least be pivoted in relation to the first part, includes a sealing ring with an annular sealing lip for sealing a lubricant area between parts which can be pivoted towards each other, and an elastic ring which is adapted to be fixed to one of the parts and which is adapted to exert pressure in the sealing ring. In addition, a supporting ring is arranged between the sealing ring and the elastic ring.




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Rear derailleur

A rear derailleur includes a base member, a movable member, a linkage and an electric motor unit. The base member includes a bicycle mounting portion for attaching to a bicycle. The movable member includes a chain guide having a first pulley that rotates around a first pulley axis in a center pulley plane that bisects the first pulley. The linkage movably supports the movable member relative to the base member. The electric motor unit is stationary with respect to at least a part of the base member and operatively coupled to the linkage to move the movable member relative to the base member between an outermost lateral position and an innermost lateral position. The electric motor unit is at least partially disposed inward of the center pulley plane while the movable member is disposed in the outermost lateral position.




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Bicycle gear shift control system capable of avoiding frequent gear shifting

A bicycle gear shift control system capable of avoiding frequent gear shifting includes: a power module; a microcomputer electrically connected to the power module for allowing a cyclist to switch between the automatic gear shifting mode and a manual gear shifting mode; a gear shifting driver electrically connected to the microcomputer, substantially connected to a derailleur, and instructed by the microcomputer to drive the derailleur to perform gear shift control; and a manual shifting controller electrically connected to the microcomputer. The microcomputer has an automatic gear shifting logic whereby the microcomputer determines the timing of automatic gear shifting and performs gear shifting. The microcomputer further has a gear shifting delay logic that involves delaying for a delay time interval from commencement of gear shifting according to a gear shifting criterion and ruling out all other gear shifting commands during the delay time interval.




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Bicycle sprocket for use with a multi-gear rear cassette

A rear bicycle sprocket for use with a multi-gear rear cassette is provided. The sprocket includes a chain engaging portion and a mounting portion having generally annular shape about a central axis and a plurality of support arms, integrally formed with the chain engaging portion and with the mounting portion. The sprocket further includes a plurality of space maintaining protrusions, each space maintaining protrusion extending axially forwardly from an axially forward surface of a corresponding support arm and integrally formed therewith. A multi-gear rear cassette having a plurality of sprockets coaxially mounted together wherein the plurality of sprockets includes the rear bicycle sprocket mounted axially rearmost and a bicycle including the multi-gear rear cassette are further provided.




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Gear, motor-gear unit, vehicle and generator with a gear and force transmitting element

A vehicle has a motor-gear unit, a trailing wheel of the vehicle being connected the output shaft of the gear and an input shaft of the gear being connected to a motor. The gear has an outer wheel, an inner wheel and a traction means extending between the outer wheel and the inner wheel. A revolving transmitter is also provided which lifts the traction means off the outer periphery of the inner wheel and pushes it against the inner periphery of the outer wheel.




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Chain cleaning and lubricating device

A chain cleaning and lubricating device for use with chain driven vehicles, such as motorcycles. The chain cleaning and lubricating device includes a lubrication reservoir for storing chain lubricant, a lubrication applicator, and a control lever that is attachable to the handlebars of a motorcycle. A control cable operatively connects the control lever to a control valve that is operatively situated within the lubrication reservoir. The chain cleaning and lubricating device is affixed to a sprocket housing mounted to the frame of the motorcycle. The lubrication applicator includes a plurality of bristles that extend downward from the bottom surface of the lubrication reservoir to continuously engage the rotating chain of the motorcycle to remove debris from the chain. The control lever is selectively operated to regulate the flow of chain lubricant from the lubrication reservoir to the chain of the motorcycle.




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Gear transmission and derailleur system

A transmission system for vehicles, including bicycles, is disclosed. The system aligns a chain or other drive means to a center of each of a plurality of provided sprockets, allows for a smaller, lighter and more durable shifter/controller, and reduces various complications associated with cable slack and shifting. A derailleur is provided with linear actuated features to directly translate drive means from one position to another along a desired path.




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Method for electronically controlling a bicycle gearshift and electronically servo-assisted bicycle gearshift

A method for electronically controlling a bicycle gearshift comprising at least one derailleur is disclosed, comprising the sequential steps of: a) imparting a movement on the derailleur of the gearshift until the derailleur is in an intended position;b) waiting for a predetermined time period,c) performing a check whether the derailleur is in the intended position, within a possible predetermined tolerance,d) in case said check has a negative outcome, imparting a movement on the derailleur of the gearshift until the derailleur is in the intended position. A derailleur and an electronically servo-assisted bicycle gearshift comprising control electronics comprising modules adapted to carry out the method outlined above are also disclosed.




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Rear derailleur device for a bicycle shifting system

A derailleur device, particularly a rear derailleur, includes at least one locking device for locking a chain guide at least in one locking position that is different from the starting position in relation to a movable element, and it is provided therein that the locking device includes a locking element displaceable between a passive position, in which the chain guide is released in relation to the movable element, and at least one active position, in which the chain guide is held in the at least one locking position.




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Treadle-drive eccentric wheel transmission wheel series with periodically varied speed ratio

The present invention is structured by using one or both of an active wheel and a passive wheel being composed of an eccentric transmission wheel and being combined with a synchronous transmission belt for forming an eccentric wheel transmission wheel series, so that in the reciprocal treadle performed by the human's feet, when the feet input forces at different angles from the treadle shafts of the treadles to an active wheel shaft combined on the active wheel through cranks, the active wheel forms different transmission speed ratios relative to the passive wheel according to the treadle angle.




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Soybean variety XR31L13

A novel soybean variety, designated XR31L13 is provided. Also provided are the seeds of soybean variety XR31L13, cells from soybean variety XR31L13, plants of soybean XR31L13, and plant parts of soybean variety XR31L13. Methods provided include producing a soybean plant by crossing soybean variety XR31L13 with another soybean plant, methods for introgressing a transgenic trait, a mutant trait, and/or a native trait into soybean variety XR31L13, methods for producing other soybean varieties or plant parts derived from soybean variety XR31L13, and methods of characterizing soybean variety XR31L13. Soybean seed, cells, plants, germplasm, breeding lines, varieties, and plant parts produced by these methods and/or derived from soybean variety XR31L13 are further provided.




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Soybean variety 01045772

The invention relates to the soybean variety designated 01045772. Provided by the invention are the seeds, plants and derivatives of the soybean variety 01045772. Also provided by the invention are tissue cultures of the soybean variety 01045772 and the plants regenerated therefrom. Still further provided by the invention are methods for producing soybean plants by crossing the soybean variety 01045772 with itself or another soybean variety and plants produced by such methods.




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Soybean variety 01046169

The invention relates to the soybean variety designated 01046169. Provided by the invention are the seeds, plants and derivatives of the soybean variety 01046169. Also provided by the invention are tissue cultures of the soybean variety 01046169 and the plants regenerated therefrom. Still further provided by the invention are methods for producing soybean plants by crossing the soybean variety 01046169 with itself or another soybean variety and plants produced by such methods.




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Soybean variety A1036101

The invention relates to the soybean variety designated A1036101. Provided by the invention are the seeds, plants and derivatives of the soybean variety A1036101. Also provided by the invention are tissue cultures of the soybean variety A1036101 and the plants regenerated therefrom. Still further provided by the invention are methods for producing soybean plants by crossing the soybean variety A1036101 with itself or another soybean variety and plants produced by such methods.




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Soybean variety A1036360

The invention relates to the soybean variety designated A1036360. Provided by the invention are the seeds, plants and derivatives of the soybean variety A1036360. Also provided by the invention are tissue cultures of the soybean variety A1036360 and the plants regenerated therefrom. Still further provided by the invention are methods for producing soybean plants by crossing the soybean variety A1036360 with itself or another soybean variety and plants produced by such methods.




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Modalities for the treatment of degenerative diseases of the retina

This invention relates to methods for improved cell-based therapies for retinal degeneration and for differentiating human embryonic stem cells and human embryo-derived into retinal pigment epithelium (RPE) cells and other retinal progenitor cells.




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Nonhuman mammal whose mtDNA is from a nonhuman mammal resistant to a selected disease or disorder and whose nDNA is from a nonhuman donor mammal more susceptible to the selected disease or disorder

Provided herein are mitochondrial-nuclear exchanged cells and animals comprising mitochondrial DNA (mtDNA) from one subject and nuclear DNA (nDNA) from a different subject. Methods for producing a mitochondrial-nuclear exchanged animal and animals made by the methods are provided. Also provided are methods of screening for agents useful for treating a disease or disorder using mitochondrial-nuclear exchanged animals or cells, tissues or organs thereof.




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Soybean variety A1035446

The invention relates to the soybean variety designated A1035446. Provided by the invention are the seeds, plants and derivatives of the soybean variety A1035446. Also provided by the invention are tissue cultures of the soybean variety A1035446 and the plants regenerated therefrom. Still further provided by the invention are methods for producing soybean plants by crossing the soybean variety A1035446 with itself or another soybean variety and plants produced by such methods.




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Wheat variety W030377L1

A wheat variety designated W030377L1, the plants and seeds of wheat variety W030377L1, methods for producing a wheat plant produced by crossing the variety W030377L1 with another wheat plant, and hybrid wheat seeds and plants produced by crossing the variety W030377L1 with another wheat line or plant, and the creation of variants by mutagenesis or transformation of variety W030377L1. This invention also relates to methods for producing other wheat varieties or breeding lines derived from wheat variety W030377L1 and to wheat varieties or breeding lines produced by those methods.




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Herbicide tolerant soybean plants and methods for identifying same

The invention provides specific transgenic soybean plants, plant material and seeds, characterized in that these products harbor a stack of specific transformation events at specific locations in the soybean genome (elite event EE-GM3 and elite event EE-GM2, or elite event EE-GM3 and elite event EE-GM1). The invention also provides for methods of producing soybean plants and seeds having elite event EE-GM3 and elite event EE-GM2, or elite event EE-GM3 and elite event EE-GM1.




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Mixing device for creating an output mixture by mixing a first material and a second material

A mixing device for mixing a first and second material together to create an output mixture. The device includes a first chamber containing the first material coupled to a mixing chamber defined between a rotor and a stator. The rotor is disposed inside the stator and rotates therein about an axis of rotation. The first chamber houses an internal pump configured to pump the first material from the first chamber into the mixing chamber. The pump may be configured to impart a circumferential velocity into the first material before it enters the mixing chamber. At least one of the rotor and stator have a plurality of through-holes through which the second material is provided to the mixing chamber. Optionally, a second chamber is coupled to the mixing chamber. The second chamber may house an internal pump configured to pump the output material from the mixing chamber into the second chamber.




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Tank agitation system with moveable shaft support

An apparatus for containing and mixing a load of liquids and solids is disclosed. The apparatus includes an elongated tank, which includes a lower portion and an upper portion. The apparatus further includes an elongated rotatable shaft within the tank. At least one blade is connected to the shaft and is configured to mix the liquids and solids when the shaft is rotated. The apparatus also includes a shaft support configured for maintaining the shaft in a rotatable manner within the tank. The shaft support is selectively moveable in a manner permitting the shaft to move in an upward direction from the lower portion toward the upper portion, and in a downward direction from the upper portion toward the lower portion. An is contained with the tank for moving the shaft support in the upward direction and in the downward direction.




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Mixing and kneading machine for continual compounding and method of implementing continual compounding by means of a mixing and kneading machine

A mixing and kneading machine (1) for continual compounding comprises a screw shaft (3) rotating in a casing (2) and simultaneously moving axially translationally. To sustainably enhance the efficiency of the machine as regards its material thruput per unit of time the screw shaft (3) comprises at least four groups of radial screw vanes (4a, 4b, 4c, 4d) evenly distributed circumferentially, each group consisting of a plurality of screw vanes in axial sequence. The outer diameter (Da) of the screw shaft ranges from 400 to 800 millimeters. The rotary speed of the screw shaft (3) ranges from 30 to 80 rpm. A mixing and kneading machine (1) engineered as such is particularly suitable for compounding an anodic mass in the production of electrodes—anodes—for the aluminum industry.




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Treatment element for treating material in a multi-shaft worm machine and multi-shaft worm machine

A treatment element to treat material in a multi-shaft worm machine has an outer contour with at least one outer contour portion, the associated evolute of which is a quantity of at least three points, each of the points lying outside the longitudinal axis and within the outer radius of the treatment element and two respective adjacent points having a spacing from one another, which is less than half the core radius. The treatment element ensures high flexibility during the adjustment of shear and/or extensional flows on the material to be treated.




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Seal ring

A seal ring is provided which allows the interior of a cylinder 1 of a screw extruder to be maintained at elevated temperature and elevated pressure, thus suppressing a variation in the pressure in the cylinder 1. In a special seal ring 300 attached to a screw shaft 7 in the cylinder of the screw extruder so as to be rotatable integrally with the screw shaft 7, thus restraining a material to be treated from being fed from upstream to downstream in the cylinder, a lead groove 317 extending in an axial direction of the shaft 7 is formed in an outer circumferential surface 316 opposing with a predetermined gap to an inner circumferential surface 1a of the cylinder. The lead groove 317 serves to disturb the flow of the material to be treated passing between the outer circumferential surface 316 and the inner wall surface 1a of the cylinder 1 to complex the flow. This stabilizes feeding resistance to suppress a variation in the pressure in the cylinder 1.




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Method and apparatus for high intensity ultrasonic treatment of baking materials

The present invention discloses a high intensity ultrasonic treatment method and apparatus that is used in conjunction with an existing commercial dough or batter mixer to enhance the rheological, aeration and textural properties of the dough or batter. This change in properties is a result of the phenomenon of acoustic cavitation induced in the dough or batter by treatment with high intensity ultrasonic waves. The present invention discloses a mixing bowl (20) of an existing mixer system that is preloaded with dough or batter, the bowl (20) is located at the center of an ultrasonic bath tank (101) filled with a working fluid. The effect of ultra-sonic waves with power levels above 1 kW can be observed over the entire or partial mixing period of the dough or batter. The ultra-sonic waves of the present invention are generated by a plurality of ultrasonic wave generators (104A, 104B) and piezoelectric transducers (1) mounted on a stainless steel tank (101). The electrical energy received in each transducer (1) will be converted into appropriate mechanical expansion and contractions in the piezoelectric ceramics of the transducer (1) thus leading to pressure waves being transmitted to the dough or batter to be mixed. The generation and transmission of high intensity ultrasonic waves to the dough or batter affects its rheological, aeration and textural properties.




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Changing and measuring consistency

A measuring device comprising at least one mixer structure to receive a fiber suspension sample from at least one process part. Each mixer structure is provided with a measuring unit, a feeding valve for feeding feed liquid into a sample line for pushing the sample in the sample line towards the measuring unit, a mixing valve structure for feeding dilution liquid into the mixer structure The mixer structure mixes the flowing sample and the dilution liquid with one another in order to reduce the consistency of the sample. The measuring device measures from the first part of the mixed sample one property of the fiber suspension and the measuring device measures from the second part of the mixed sample a further property.




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Dinitroxide-type biradical compounds optimized for dynamic nuclear polarization (DNP)

The present invention relates to the field of organic chemistry and in particular to organic free radicals used as polarizing agents in the technique of Dynamic Nuclear Polarization (DNP), which involves transferring the polarization of electron spins to the nuclei of a compound whose Nuclear Magnetic Resonance (NMR) is being observed. It concerns Dinitroxide-type Biradical polarizing agents characterized by a rigid linkage between the aminoxyl groups of said nitroxide units. This particular structure enables, at low temperatures and high fields, optimal transfer of polarization and optimal enhancement of NMR/MAS signals of the polarized nuclei of the compound studied.




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Compounds as rearranged during transfection (RET) inhibitors

This invention relates to novel compounds which are inhibitors of the Rearranged during Transfection (RET) kinase, to pharmaceutical compositions containing them, to processes for their preparation, and to their use in therapy, alone or in combination, for the normalization of gastrointestinal sensitivity, motility and/or secretion and/or abdominal disorders or diseases and/or treatment related to diseases related to RET dysfunction or where modulation of RET activity may have therapeutic benefit including but not limited to all classifications of irritable bowel syndrome (IBS) including diarrhea-predominant, constipation-predominant or alternating stool pattern, functional bloating, functional constipation, functional diarrhea, unspecified functional bowel disorder, functional abdominal pain syndrome, chronic idiopathic constipation, functional esophageal disorders, functional gastroduodenal disorders, functional anorectal pain, inflammatory bowel disease, proliferative diseases such as non-small cell lung cancer, hepatocellular carcinoma, colorectal cancer, medullary thyroid cancer, follicular thyroid cancer, anaplastic thyroid cancer, papillary thyroid cancer, brain tumors, peritoneal cavity cancer, solid tumors, other lung cancer, head and neck cancer, gliomas, neuroblastomas, Von Hippel-Lindau Syndrome and kidney tumors, breast cancer, fallopian tube cancer, ovarian cancer, transitional cell cancer, prostate cancer, cancer of the esophagus and gastroesophageal junction, biliary cancer, adenocarcinoma, and any malignancy with increased RET kinase activity.




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Adenosine A1 agonists for the treatment of glaucoma and ocular hypertension

The present invention relates to the use of selective adenosine A1 agonists, in particular the dicyanopyridines of formula (I), for the treatment and/or prophylaxis of glaucoma and ocular hypertension as well as the their use for the production of a medicament for the treatment and/or prophylaxis of glaucoma and ocular hypertension.




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BCL-2 selective apoptosis-inducing agents for the treatment of cancer and immune diseases

Disclosed are compounds which inhibit the activity of anti-apoptotic Bcl-2 or Bcl-xL proteins, compositions containing the compounds and methods of treating diseases during which are expressed anti-apoptotic Bcl-2 protein.




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Mounting apparatus for heat sink and fastening assembly of the mounting apparatus

A fastening assembly includes a connecting member, a mounting member mounted to the connecting member, and a sliding member. The mounting member includes a first fixing portion. The sliding member is slidably received in the mounting member and the connecting member. The sliding member includes a first end exposed out of the first fixing portion, and a second end slidably received in the connecting member. The second end of the sliding member is operable to be extended out of or substantially coplanar with an end of the connecting member. The fastening assembly can be utilized to mount a heat sink to a board.




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Method for making threaded tube

The invention includes a method, and a component made according to the method having at least one thread pattern formed thereon from a stamping method. The invention includes a tubular member comprising a body having a wall formed from a wrapped sheet of stock to define an interior wall and an exterior wall, a seam in the wall defining a first and second end of the wrapped sheet of stock, and a thread pattern stamped on the exterior wall. The method comprises the steps of forming a blank from sheet of stock having a first surface. A thread pattern is formed onto the first surface while in a substantially sheet-like form. A bending operation then forms the sheet stock into a tubular member such that the thread pattern, located on the tube's external surface, is substantially aligned about its circumference.




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Method and device for manufacturing fastenings or fasteners with radial outer contours, especially screws or threaded bolts

A method of manufacturing fastenings or fasteners with radial outer contours, especially screws or threaded bolts, made of solid metal is performed by a device. The method manufactures the fastenings or fasteners preferably on a multi-stage press. Several recesses running in an axial direction at a fixed radial distance are formed in the shank-shaped section of a blank. The prefabricated blank with the recesses is inserted into a multi-part split mold within a multi-stage press, whose die stocks have an inner profiling forming the outer contour, and are opened in the starting position, that at the places where the die stocks are opened, there are the recesses. During the closing movement of the die stocks, at least one radial outer contour is pressed on the shank-shaped section of the blank by radial action of forces, with the recesses preventing material from getting between the die stocks during the pressing process.




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Nut, female thread machining device and female thread machining method

There is provided a nut having a thread portion having a female thread, a metallic plate portion having a base segment, and a hardness gradient portion provided between the thread portion and the metallic plate portion. The thread portion, metallic plate portion and the hardness gradient portion are monolithic each other, a metallographic structure of the metallic plate portion differs from a metallographic structure of the thread portion and a hardness of the hardness gradient portion is lower than a hardness of the thread portion and lowers from the thread portion toward the metallic plate portion.




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Thread forming tap

A thread forming tap having a complete thread portion, formed with a predetermined back taper with that decreases rotational torque during tapping work, which reduces load acting on first complete protruding portions, formed at an extreme leading end of the complete thread portion, and thereby suppressing degradation in service life of the tool due to wear.




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Threadrolling machine with device for unloading workpieces

A rolling machine comprises parallel guides delimiting a workpiece conveying channel extending from a plurality of per se known rolling tools to a machined workpiece unloading arrangement, wherein, upstream of the workpiece unloading arrangement, one of the channel delimiting guides is operatively coupled to a structural element swingably supported by a pivot pin, the structural element being integral with the piston rod of a cylinder-piston unit slidably driving the structural element together with the channel delimiting guide, thereby providing a side unloading opening for the workpiece.




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Method and tooling for headed pilot pointed bolts

A set of tooling for making pointed headed bolts of a given diameter in numerous lengths with roll thread ready threaded to the head and partially threaded shanks in a four forming station forming machine, the tools being configured to work on wire stock as received at the first station of a diameter larger than or substantially the same as the roll diameter and not greater than the nominal diameter of the bolt, including at least two sequential head forming tools for mounting on the slide, an extrusion pointing tool for mounting on the die breast, a roll diameter extrusion tool for mounting on the die breast and a head support tool mountable in a station on the slide at multiple axial positions corresponding to standard lengths of the bolts being made, the head support tool being arranged to work at either the extrusion pointing station or the roll diameter extrusion station.




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Sealed end t-nut

A fastener includes a t-nut having a barrel and a flange. The flange includes an opening which leads to a threaded barrel. The threaded barrel extends from the opening in the flange to a distal end portion thereof. An end cap has an annular recess on a first side thereof and has a raised annular ridge on a second side thereof. The raised annular ridge of the end cap is affixed to the flange of the t-nut by welding the end cap to the flange. Dirt, water and moisture cannot enter the barrel because the end cap is sealed to the flange. Additionally, the barrel may be relatively short as it is fully threaded prior to the affixation of the end cap to the flange.




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Twisted threaded reinforcing bar

Techniques for reinforcing concrete using rebar are disclosed. Some example embodiments may include prestressed concrete structures reinforced by twisted, threaded reinforcing bars. An example reinforcing bar for a prestressed concrete structure may include an elongated, generally cylindrical rod; an external thread disposed on the generally cylindrical rod, the external thread formed from an elongated, generally nonlinear channel wrapped about a radial surface of the generally cylindrical rod in a generally helical fashion. A base portion of the nonlinear channel may be disposed substantially against the radial surface of the generally cylindrical rod and/or an upstanding portion of the nonlinear channel may extend generally orthogonally from the radial surface of the generally cylindrical rod.




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Method for manufacturing a thread-forming screw

A method for manufacturing a thread-forming screw having a shank and a thread formed in one piece with the shank and region-wise circumferentially arranged on the shank, is disclosed. After the formation of the thread on the shank, a plurality of recesses is subsequently stamped into the thread. Then, a plurality of compact cutting elements is welded into the recesses in the thread, where the cutting elements are made of a hard material and have a hardness greater than the hardness of the thread. Additionally, a stamping device for carrying out the method is also disclosed.




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Apparatuses and methods for rolling angled threads

In various embodiments, a tapered thread roll, a set of tapered thread rolls, a thread rolling tool, and a thread rolling method are provided for rolling angled or tapered threads onto a workpiece to create a threaded workpiece. In at least one embodiment, the threaded workpiece may comprise a polished rod or a polished rod precursor as specified by the American Petroleum Institute for use in an oil-field sucker-type pump, for example.




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Cutting insert for threading

A threading cutting insert achieves high shape accuracy of a screw to be processed, and saves on manufacturing cost. Therefore in the threading cutting insert, a plurality of tooth-shaped cutting edges are formed in a cross ridge line portion between a rake face and flanks formed in a cutting side face, wherein the plurality of mountain-shaped cutting edges provides at least one finishing cutting edge for transferring a shape of a screw, and at least one roughing cutting edge formed in a tooth shape smaller than that of the finishing cutting edge. A flank of the finishing cutting edge includes a first flank, and a second flank having a clearance angle larger than that of the first flank, wherein the finishing cutting edge, the first flank, and the second flank are sequentially provided in that order from the rake surface in a direction of a lower surface of the insert.




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Releasable thread chaser

A pivoting split thread chasing die with fastener is disclosed. In one example, the fastener can include a retainer that captures the fastener within one half of the thread chasing die. The thread chasing die may make it easier for a user to refurbish threads of large bolts and studs.




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Tool for repairing cross-threading and other damage in threaded blind holes

A slotted inverse tap, compressible for insertion past damaged entry threads in blind holes. (FIG. 1 thru FIG. 5) The tool can be made to smaller sizes than that of prior art. An elongate slot (23) proceeds through a first threaded end (21), then well into a reduced diameter cylindrical body (25). After insertion to the hole bottom, a tabbed shim (28) is inserted to the slot from its side, then pressed down until stopped. The shim (28) enforces mating engagement with undamaged internal threads. A second end of hex and/or squared or other configuration facilitates use of a tap wrench or other tool for rotational extraction. Damaged threads are reformed/re-cut upon rotational withdrawal.




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Self-sealing fastener

A fastener suitable for use in airplane manufacture or repair that is coated with a pre-mixed moisture cure sealant. The sealant layer is coated with a frangible moisture barrier that will break apart when the fastener is installed, thus exposing the sealant to atmospheric moisture. Once exposed to moisture, the sealant will begin to cure. Preferred embodiments also provide a moisture indicator that provides a visual indication that the outer moisture resistant layer has been damaged.




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Screw method for forming a screw thread

In the case of a screw having at least one thread (26) that is formed by a rolling process, especially a flat-die rolling process, whereby the thread (26) consists of two ridges of material (28a, 28b) which are shaped from a blank (12) by means of cold-forming during the rolling process in such a way that the thread has a closing crease (32) where the ridges of material (28a, 28b) meet each other, it is provided that the closing crease (32) is situated in the area of a flank (30a, 30b) of the thread (26).




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Releasable lock nut assemblies and methods of assembling

A releasable lock nut assembly for securing a bearing on a threaded hub may include a thrust washer including a disk portion and a peripheral skirt extending axially away from the disk portion, the peripheral skirt having a plurality of openings and a characteristic diameter measured at an axial location of the openings, and a protuberance proximate to at least one of the openings. The assembly may also include a lock ring inserted into the thrust washer, where the lock ring includes a plurality of tangs that extend beyond a lock ring major diameter such that the tangs fit within the openings of the thrust washer. The protuberance may be deformed such that all of the peripheral skirt is within the characteristic diameter, and the protuberance may define an internal envelope of the thrust washer where the internal envelope is larger than the major diameter of the lock ring.