Abstract: A worktable used in a table saw is disclosed to include a main worktable plate made of iron and having a first opening, and a relatively smaller reinforcing plate made of iron and bonded to the bottom side of the main worktable plate to hold the cutting mechanism of the table saw at the bottom side and having a second opening in vertical alignment with the first opening for the passing of the saw blade of the cutting mechanism.

Abstract: A measuring and cutting device, ergonomically designed, comprising a user interface with a plurality of user depressible option selection members and a user readable display. A cutting device is tethered to the apparatus base by a continuous fiberous member, wherein the distance that the cutting device has moved away from the apparatus base is continuously measured. The device provides several modes in which users may make their measurements as well as various alert options to inform users when a certain distance has been measured. The various embodiments of this invention envision several cutting apparatuses and power sources.

Abstract: A hydraulic tool cutting dies including first and second cutting dies. The first cutting die has a first mounting section and a first cutting edge. The first mounting section is sized and shaped to removably attached to a hydraulic tool. The second cutting die has a second mounting section and a second cutting edge. The second mounting section is sized and shaped to removably attached to the hydraulic tool. The first cutting die includes a post extending past the first cutting edge and the second cutting die includes a post receiving area which has a different cross-sectional shape than the post.

Abstract: An automated hole punch including a die plate having a surface including a plurality of spaced apertures extending there through. A plurality of punches, one of the plurality of punches cooperating with each of the apertures. A raised profile extends outwardly from the surface of the die plate and above one or more of the plurality of apertures. A drive mechanism operatively connected to the plurality of punches for moving the plurality of punches toward the plurality of apertures.

Abstract: A cutting disc core for a circular shaped saw blade which has a circular shaped body which has a center hole and a circular peripheral edge upon which is to be mounted a plurality of spaced apart cutting segments that is to perform the cutting of the saw blade. Surrounding the center hole and formed within the body of the blade is a cut out of a five-sided shape that can be described as a square with rounded corners and with one corner sliced at an angle to leave a fifth side with sharply defined edges. On one or more sides of the five-sided shaped cut out is found one or more pair of radially extending members that together form a break in the continuous shape of the five sided “square” with there being a solid tab that is integrally connected to the body located between each pair of radially extending members. The tab constitutes a frangible seal with the five-sided shape which is formed about the center hole to be removable by being forcibly physically separated from the body.

Abstract: A retain-and-release member, which is coupled to a punch holder of a punch assembly, engages a punch tip against an end of the holder, such that a working portion of the tip extends from the end. A punch guide sidewall of the assembly includes an aperture aligned with an actuation interface of the retain-and-release member, when the punch holder and the engaged punch tip are slidably engaged within a guide bore formed by the punch guide sidewall. The aperture provides access for applying a force, to the actuation interface, in order to disengage the retain-and-release member from the punch tip, while the punch holder remains within the guide bore of the assembly. Following the removal, the same punch tip, or another, may be inserted into the guide bore and into engagement with the retain-and-release member.

Abstract: A hole punch includes a base and a handle assembly to actuate a punch pin. The base may include a housing enclosing a punch head, and the housing may include an opening where the handle assembly is adapted to be recessed within the opening. The handle assembly may include a first linkage and a second linkage, each pivotally coupled to the base, and a third linkage pivotally coupled to both the first and second linkages, where the third linkage is arranged to move substantially parallel to the base. The first linkage may be substantially parallel to the second linkage when the punch pin is in a rest position, and the second linkage may be configured to nest within the first linkage when the punch pin is in a deployed position.

Abstract: A scoreless separation device and method are described herein for separating a glass sheet without needing to score the glass sheet. In one embodiment, the device shears a stationary glass sheet without needing to score the glass sheet. In another embodiment, the device shears a moving glass sheet to remove outer edges from the moving glass sheet without needing to score the moving glass sheet.

Abstract: Disclosed herein are various systems and methods for providing a neck assembly for a stringed instrument. The neck assembly can include a fingerboard structure having a well configured to receive a light-emitting device and permit light transmission from the light-emitting device to the top surface of the fingerboard structure, the well being located to represent a finger position of the stringed instrument. The neck assembly can further include a wooden neck structure attached to the fingerboard structure and have a lower surface substantially covered with a polymeric coating.

Abstract: A strap for a guitar has a strap belt and two strap connectors each of which is provided at each end of the strap belt. Each strap connector includes a base plate having a first opening, a second opening, and a slit. The first opening has a diameter greater than a head portion of a connector pin. The second opening has a diameter smaller than a neck portion of the connector pin. The slit connects the first and second openings and has a width smaller than the diameter of a neck portion of the connector pin. In the strap connector, a portion of the base plate adjacent to the slit is bendable.

Abstract: In a fipple flute, an instrument body includes an outer surface defining an interior resonating cavity. An airway extends from the outer surface into the resonating cavity and includes an adaptor which joins a brass instrument mouthpiece with a fipple flute.

Abstract: A keyboard percussion instrument may include an improved dampening system that provides wave dampening or progressive dampening of the tone bars. A keyboard percussion instrument may also include a dampening system with a mechanism capable of retracting the damper without distorting the damper and capable of adjusting the leverage of the dampening system independently of the spring tension. A dampening system may further include an adjustable mounting for the damper that allows the dampening action to be adjusted at either end of the damper. A keyboard percussion instrument may further include an improved bar rail assembly that facilitates removability, adjustment of various dampening zones and/or vibration isolation.

Abstract: A shell for a drum adapted to have at least one drum head fixedly secured thereto, includes at least one sidewall, a height and a plurality of flared vertical slots. The shell is comprised of a plurality of staves spaced from one another to create flared slots. The staves are of rectangular cross section. Each of the flared slots may be extends in length a major portion of the height of the drum shell. The flared slots may be non-linear or horizontally directed. Filler elements may be located within at least one of the slots.

Abstract: A drum spur extension apparatus having an elongate member having a predetermined length, a longitudinally extending axis and a longitudinally extending inner bore that is sized for receiving a drum spur. The elongate member has a closed end and an opposite open end defining an opening in communication with the longitudinally extending bore. Other embodiments of the spur extension apparatus of the present invention are disclosed herein.

Abstract: A System and method for the creation and performance of enriched musical composition. One aspect of the invention allows a composer to associate content with one or more triggers, and to define behavior characteristics that control the functioning of each trigger. Another aspect of the invention provides a variety of user interfaces through which a performer can cause content to be presented to an audience.

Abstract: The system describes a karaoke system that enhances the experience of singing along with music, but without the need to display the lyrics. The system includes a combination of a vocal track reducer and an echo canceller, decision logic for determining when a person is talking or singing (double-talk detector) and a method for “ducking” (i.e., attenuating) the vocal track when the singing is detected. No special CD or DVD with lyric tracks is required, making the system capable of working with CD, mp3, AM, FM, HD radio, satellite radio signals, or any other suitable content source. The result is that any content source may potentially be used as a karaoke soundtrack without any pre-modification.

Abstract: Virtual damper position data, simulatively representing a position of a damper member provided for suppressing vibration of a string in a physical tone generating mechanism of the acoustic piano, is generated on the basis of key-on data, key-off data, released key position data, damper pedal position data, sostenute pedal-on data and sostenute pedal-off data. Release characteristic of a tone signal to be generated is controlled on the basis of the virtual damper position data. When the sostenute pedal-on data or key-on data has been supplied, the virtual damper position data is set at a value corresponding to a maximum damper release position. Virtual damper position data is variably generated on the basis of at least one of the released key position data, damper pedal position data supplied after the supply of the sostenute pedal-off data or key-off data.

Abstract: A drum includes a shell having first and second, spaced apart ends defining an interior volume; first and second drumheads, each stretched over a respective one of the first and second ends of the shell; and an electromechanical driver having a moving coil element operable to move the first drumhead in response to an electrical drive signal.

Abstract: A method and apparatus triggers motion triggered improvised explosive devices (IEDs) from a distance outside the device's zone of destruction. IEDs having infrared motion detection trigger mechanisms are detonated by passing remotely generated laser beams over the area within which the IED is located. The moving reflected background scattering of light from the passing laser beams as well as possible direct passing laser illumination of the IED infrared motion detector activate the IED trigger mechanism, causing the IED to detonate. Operation of the invention is remote from the destruction zone of the IED, thereby preserving personnel and materiel.

Abstract: To increase the strength of a shaped metal body of metal foam, an insert element may be embedded in the shaped metal body. For this purpose, the invention uses as the insert element a freely shearing chain mail of loosely interlinked rings, whereby particularly high strength can be achieved.

Abstract: A ballistic seat-back cover is provided and includes a pliable outer shell or housing that encompasses a inner ballistic cores which are housed or contained within an inner shell or housing. Secured to and included with exterior portions of the ballistic seat-back cover are a series of grommets that facilitate securing the ballistic seat-back cover and attaching external devices and items to a portion of the seat-back cover. Secured and incorporated into the outer cover on one surface is a plurality of webbing or strapping materials configured and spaced for efficient utilization in attaching MOLLE style items. In some embodiments, the interior ballistic cores comprise high performance fibers such as an aramid fiber, high molecular weight polyethylene, a combination of these, or other high performance fiber types.

Abstract: Ballistic projectile armour includes a hard shell, kinetic energy absorption material and an energy diffusing backing layer. The hard shell is made from a material capable of deforming a projectile and slowing a velocity of the projectile. The kinetic energy absorption material is capable of deforming to further slow and capture the projectile after it has pierced the hard shell. The energy diffusing backing layer is capable of diffusing energy transferred from the projectile into the kinetic energy absorption material. Elastic containment keeps the kinetic energy absorption material sandwiched between the hard shell and the energy diffusing backing, while accommodating expansion of the kinetic energy absorption material during energy absorption.

Abstract: An arm structure intended for controlling the impulse valve (5) of the oscillating cylinder which performs a back and forth movement whereupon the oscillating cylinder comprises a cylinder body (14), a cylinder chamber (1) formed into the mentioned body, a piston (2) which can be moved in the cylinder chamber with the help of a pressure media, feeding channels (15, 16, 17) of the pressure media to the cylinder chamber (1) and control devices in order to direct the pressure media to the cylinder chamber to various sides of the piston and away from the cylinder chamber in order to achieve a back and forth movement for the piston and whereupon the impulse valves (5) belong to the control devices the operation of which at least one arm (10); (12), which explores mechanically the position of the piston arm (7) the movement of which arm is adjusted to open the pressure relieving channel of the impulse valve (5).

Abstract: A double-rod electrohydraulic actuator for the purpose of causing push-pull motion while being part of a structure. Actuator comprises of a piston assembly and an external cylinder. Piston assembly comprises of a piston housing and flanged piston rods on both ends. Piston housing comprises of a cylindrical housing with external sliding seals in sealing contact with the interior surface of the external cylinder. Cylindrical housing contains: pump, motor, relief valves, seals, and porting required for control of fluid flow through the assembly. External cylinder will have sliding seals at both ends in sealing contact with the flanged piston rods of the piston assembly, and hydraulic fluid filling all internal voids. The flanged piston rods will have porting in the flanges for fluid flow and hollow centers for wiring conduit to and through actuator. Relief valves will bypass fluid around the pump section in overload conditions to protect the actuator.

Abstract: The present invention provides a method for manufacturing a swash plate type piston pump motor in which: a plurality of pistons are arranged in a circumferential direction on a cylinder block configured to rotate with a rotating shaft; the pistons are guided along a swash plate to reciprocate by rotation of the rotating shaft; a convex portion of the swash plate is slidably supported by a recess of a swash plate support; and a wall formed integrally with the swash plate support is arranged on a normal to at least a part of a supporting surface of the recess, wherein: the supporting surface of the recess is quenched by irradiating the supporting surface with laser light while causing the laser light to scan the supporting surface; and outputs of the laser light are changed in accordance with incidence angles of the laser light with respect to the supporting surface.

Abstract: A hydraulic motor includes a rotor supporting a plurality of piston elements projecting away from opposing faces of the rotor. The rotor is adapted to rotate about a first axis. The hydraulic motor further includes a pair of drum plates each supporting a plurality of cup elements. The plurality of cup elements are adapted to engage the piston elements. Each drum plate is arranged on an opposing side of the rotor and is adapted to rotate about a second axis in angled relation to the first axis. Each of a pair of swashplates is in operative engagement with a respective one of the drum plates and each is adapted to pivot relative to the rotor to move with the respective drum plate between a maximum displacement position and a minimum displacement position to thereby change the angled relation between the first axis and the second axis. The pair of swashplates are further independently pivotable between three different settings.

Abstract: A lifter for the lid of a motor vehicle may include a cylinder in which a fluid is filled, a first rod passing through one end of the cylinder so as to permit reciprocation therethrough, connected with a first piston slidably disposed in the cylinder and having at least an opening for a fluid communication through in the cylinder, and a second rod passing through a second, opposite end of the cylinder so as to permit reciprocation therethrough, connected with a second piston disposed in the cylinder and having at least an opening for a fluid communication in the cylinder so as to be opposite to the first piston, wherein the second rod has a cross section which is less than that of the first rod such that a magnitude of reaction force applied toward an outside of the cylinder is less than that of the first rod.

Abstract: The present invention relates to a multi-part piston (10) for an internal combustion engine, having an upper piston part (11) having a piston crown (13), and a lower piston part (12), whereby the lower piston part (12) has pin boss supports (32) and pin bosses (18) connected with them, whereby the upper piston part (11) and the lower piston part (12) each have an inner (21, 25) and an outer (22, 26) support element, which elements delimit an outer circumferential cooling channel (29). According to the invention, it is provided that the inner support elements (21, 25) delimit a cavity (31) that is open toward the pin bosses (18), and that the cavity (31) is provided with a separate cooling oil collector (35) that has at least one cooling oil opening (37, 38).

Abstract: A device for detecting the absolute position of a cylinder rod is provided. A cylinder assembly has a cylinder body with a gland member positioned thereof. The gland member has a rod opening extending therethrough. An adjustable sensor is mounted on the gland member, the adjustable sensor being operable to read one or more detectable features of the cylinder rod. The adjustable sensor can be incrementally adjusted relative to the cylinder rod to optimize the gap provided between the adjustable sensor and the cylinder rod, allowing the sensor to detect the motion and absolute position of the cylinder rod. The detectable features may be three tracks of data including first timing data and position data.

Abstract: A method for making a metal fluoride trap comprising: assembling a precipitation tube assembly including a plurality of precipitation tubes supported between a first tube end support and a second tube end support; assembling a precipitation tube, flowsheet and filter media assembly including: wrapping a flowsheet around at least one full circumference of the plurality of precipitation tubes, wherein the flowsheet has a width less than a length of the plurality of precipitation tubes between the first tube end support and the second tube end support; and wrapping a filter media around the wrapped flowsheet, wherein the filter media and the flowsheet are wrapped so as to have a diameter less than an inner diameter of an outer casing of the metal fluoride trap; inserting the precipitation tube, flowsheet and filter media assembly into the outer casing of the metal fluoride trap; allowing the flowsheet to expand; and pressing the filter media between the flowsheet and an inner surface of the outer casing of the m

Abstract: A fluoride ion cleaning method includes generating hydrogen fluoride (HF) gas in-situ in a cleaning retort; contacting a part in need of cleaning with the generated HF gas; scrubbing an initial effluent stream in-situ to substantially remove residual HF gas therefrom; and passing the scrubbed effluent gas stream out of the cleaning retort. In an exemplary method, a liquid or gaseous halogenated feedstock is introduced into a cleaning retort; hydrogen gas is introduced into the cleaning retort, HF gas is generated by a reaction of the feedstock with hydrogen gas at a sufficient temperature. In an exemplary method, only HF gas generated in-situ or reconstituted in-situ is utilized in the cleaning process.

Abstract: A process and apparatus for treating a biogas stream. The treatment is both to increase methane content and reduce H2S content, said process comprising at least, (i) taking a biogas stream having both a methane and carbon dioxide content and including an H2S content, (ii) scrubbing the stream (with or without prior modification, e.g. any one or more of compression, partition, stripping, flashing, recycle in part, etc.), (iii) drying the wet stream from step (ii) stream, and (iv) removing H2S from step (iii) stream to a level below 0.005%.

Abstract: The invention discloses a method for removing styrene from waste airstreams and for purifying styrene, in which a waste airstream including styrene is passed through synthetic hydrophobic sorbent particles so that styrene from the waste airstream is adsorbed by the synthetic hydrophobic sorbent particles resulting in an airstream substantially free from styrene or substantially purified styrene.

Abstract: Provided are a sorbent composition, the preparation method thereof, and the process for removing sulfur oxides and nitrogen oxides in a flue gas by the sorbent composition. The sorbent composition comprises at least one refractory inorganic oxide matrix, at least one metal component I and at least one metal component II, wherein each of the at least one refractory inorganic oxide matrix has a specific surface area of more than 130 m2/g, the at least one metal component I is selected from elements of Group IA and Group IIA in the Periodic Table of Elements, and the at least one metal component II is selected from transition metals of Group IIB, Group VIB, Group VIIB, and Group VIII in the Periodic Table of Elements, and wherein the at least one metal component II is present in at least two different valence-states, as characterized by the X-ray photoelectron spectroscopy.

Abstract: A method for removal of CO2 from a flue gas stream, comprising the steps of: a) contacting a flue gas stream comprising CO2 with a first absorption liquid comprising NH3 such that the flue gas stream is depleted in CO2; b) contacting the flue gas stream depleted in CO2 of step a) with a second absorption liquid such that NH3 from the flue gas stream is absorbed in said second absorption liquid to form a flue gas stream depleted in CO2 and NH3; c) separating NH3 from the second absorption liquid such that a gas stream comprising NH3 is obtained; d) contacting said gas stream comprising NH3 separated in step c) with a third absorption liquid such that NH3 is absorbed in said third absorption liquid. A system for removal of CO2 from a flue gas stream, the system comprising: a CO2 absorption stage; an NH3 absorption stage; and a reabsorption stage.

Abstract: A method of removing siloxanes from a gas that contains siloxanes and water, the method comprising: (a) expanding the gas to cool the gas and freeze at least some of the water in the gas; and (b) removing the siloxanes and frozen water from the expanded and cooled gas. The method may also include compressing the gas prior to expanding it. The step of expanding the gas may include expanding it through a turbine. The method may also include using an energy input mechanism to drive one or both of the compressor or turbine. The ice and siloxanes may be removed from the gas with a cyclonic separator.

Abstract: One aspect of the present teachings includes a separation membrane arranged in a hollow case. A particular component concentration chamber and a particular component dilution chamber are arranged in series in the hollow case. The particular component concentration chamber is capable of increasing concentration of the particular component by allowing permeation of the particular gas through the separation membrane. The particular component dilution chamber is capable of increasing concentration of the particular component by not allowing permeation of the particular gas through the separation membrane. The particular component concentration chamber and the particular component dilution chamber are configured such that only a gas containing the particular component and permeated through the separation membrane or only a gas containing the particular component not permeated through the separation membrane in one of the chambers disposed on an upstream side (i.e.

Abstract: Embodiments of the invention provide venting and filtration systems with a membrane that is permeable to gas and substantially impermeable liquid. The systems can remove a gas from a liquid entrained with gas. The systems can include a reservoir in fluid communication with the membrane and a liquid outlet. The membrane can help prevent the gas from reaching the liquid outlet.

Abstract: A vertically directed dryer unit for compressed air, comprising a dryer cartridge which, together with a housing, defines an inlet head area and an outlet head area. A plurality of hollow membrane fibers extend inside the cartridge between the two head areas, the wall material thereof being more permeable with respect to water vapor than air. An outlet valve is provided between the outlet head area and an outlet of the drier unit. Said valve only opens when the pressure in the outlet head area produces sufficient pressure for the provision of purging air. The purging air is fed to the outer surface of the membrane fibers via a throttle element.

Abstract: A hollow fiber membrane dehumidifier includes: a dehumidification container composed of a lower trunk provided with an exhaust gas inlet section, an upper trunk provided with an exhaust gas outlet, and a body trunk; a lower tube plate for constructing an exhaust gas inlet chamber in the body trunk; an upper tube plate for constructing an exhaust gas outlet chamber in the body trunk; a partition plate for partitioning the interior of the body trunk to an exhaust gas processing chamber and a purge gas chamber; a plurality of hollow fiber membrane modules inserted into each through hole of an upper tube plate, the partition plate and the lower tube plate; and a sealing material held in sealing groove formed in the hollow fiber membrane module for sealing among an upper head, a lower head, the upper tube plate, the partition plate and the lower tube plate.

Abstract: Various high performance, high efficiency filter media are provided that are cost effective and easy to manufacture. In particular, various filter media are provided having at least one layer with a waved configuration that results in an increased surface area, thereby enhancing various properties of the filter media. The filter media can be used to form a variety of filter elements for use in various applications.

Abstract: An electrostatic precipitator element comprises preferably a mesh made of at least two individually insulated conductors with defined openings therebetween. An electrical field in the openings electrostatically attracts suspended particulate to a respective conductors for collection.

Abstract: An inertial gas-liquid separator and method is provided, including variable orifice jet nozzle structure having a variable orifice area dependent upon axial movement of a plunger relative to a housing sleeve, and in another embodiment having first and second flow branches, with the first flow branch being continuously open, and the second flow branch having a variable flow controller controlling flow therethrough.

Abstract: An air filter is adapted to be mounted on an air circulation path, and includes a filter body, an activated carbon layer provided on an outer surface of the filter body, and a fragrance material attached to the activated carbon layer. The activated carbon layer is a coating layer provided on the outer surface of the filter body through a spraying process followed by a drying process.

Abstract: A beverage brewing system for producing on demand iced tea. The beverage brewing system may include a concentrated beverage brewer, one or more brew water circuits in communication with the concentrated beverage brewer, one or more makeup water circuits, and one or more back pressure valves in communication with the brew water circuits and the makeup water circuits.

Abstract: The present invention relates to a method of determining a liquid level in a boiler (12) of an apparatus (10) having a temperature sensor (24) for sensing a temperature (T) which is indicative of a temperature of the liquid inside the boiler (12), comprising the steps of: inducing a temporary deflection of the temperature (T) sensed by the temperature sensor (24); determining an evaluation temperature (Tev) sensed by the temperature sensor (24) after inducing the deflection; and determining the liquid level from at least the evaluation temperature (Tev). Advantageously, the invention provides that the evaluation temperature (Tev) is determined by monitoring the deflection and by defining an extreme value (Tmax, Tmin) of the deflection as the evaluation temperature (Tev). Further, the present invention relates to an steam generating apparatus adapted for executing such a method, a domestic appliance having such a steam generating apparatus.

Abstract: A beverage preparation machine for dispensing beverages comprising: a housing; a first reservoir station; a first reservoir for containing an aqueous medium, the first reservoir being connectable to said first reservoir station; an auxiliary module station for receiving an auxiliary module.

Abstract: Extraction system for preparing a beverage from a cartridge using a fluid injected under pressure into the cartridge. The system includes a cartridge and an extraction device intended to accept the cartridge. The extraction device includes an injection cage and a cartridge support being arranged in such a way as to be moved relative to one another in the pre-injection mode of closure around the cartridge by a closure device. The injection cage has a base and a closure piston unit which is mounted such that it can be moved axially with respect to the base. The closure piston unit can be moved relative to the base by the pressure exerted by the fluid upon injection.

Abstract: Device for preparing a liquid beverage from a cartridge, comprising a supply unit (2) for supplying injection fluid to the cartridge (10), a cartridge holder (6) configured to accept and support a cartridge; the said cartridge holder being detachable from the device and complementary insertion means (7) are configured to allow the cartridge holder to be inserted from its detached position into the supply unit (2). The injection means (5) are provided and form part of the supply unit. The injection means are able to move into engagement. Sealing means (16) are also provided in association with the injection means in ‘order to provide sealing locally between the said injection means and the cartridge.

Abstract: In a machine for preparing beverages, in particular espresso coffee, using capsules containing powder material and delimited at the top and bottom by perforatable sealing foils, said machine comprising a zone for loading capsules one at a time and an infusion zone, a device for perforating the bottom foil of said capsule inside said loading zone, comprising a star-shaped element having, projecting therefrom, cutting tips able to project into the path of said capsule when it is introduced into said loading zone and following interaction of the front edge of the capsule with a first tip, the immediately following tip engages with the bottom foil of the said capsule so as to perforate it. The displacement of the capsule into said loading zone is caused by pushing means which preferably consist of a pushing element projecting from the capsule loading flap.