Abstract: Apparatus, methods and systems for nano/micro machining. A lathe head has a microscopic pivot aperture for seating a conical tip. The conical tip is carried on a turnable part at one end thereof and is polished down to a microscopic apex. The microscopic pivot aperture is dimensioned for seating the concentric tip in the pivot aperture such that an apex of the conical tip protrudes through and beyond the aperture to a position in close proximity with the aperture. A driver system can comprise a rotator for axially rotating the turnable part, including the conical tip seated in the pivot aperture, and a forward pressure applicator for concurrently applying forward pressure to the conical tip in the direction of the pivot aperture. A light/particle beam system can be utilized to machine the rotating conical tip and the rotating turnable part, including the tip, can be easily removed after machining.

Abstract: A lathe machine includes a tailstock unit having a bottom seat driven by a saddle of a turret unit to move longitudinally relative to a headstock by means of a first coupler unit, and a tailstock mount mounted on the bottom seat and driven by a turret mount to move transversely by means of a second coupler unit such that a selected one of a centering mandrel and a drilling tool holder disposed on the tailstock mount is in line with a spindle axis of the headstock. A positioning unit includes blocking and abutment members respectively disposed on the bottom seat and the tailstock mount and having rightward- and leftward-facing inclined surfaces which matingly abut against each other to permit the centering mandrel to be kept in line with the spindle axis, thereby rendering the centering process easy and precise.

Abstract: A subassembly with a supporting element for a machine bed of a lathe, and of a machining unit which is arranged on the supporting element and has a machining axis, wherein a solid-body joint, via which the machining unit is arranged in a movable manner on the supporting element, is provided. A lathe for plastics spectacle lenses, having a machine bed, having a tool mount or workpiece mount which is arranged at least indirectly on the machine bed, and having a subassembly which is arranged at least indirectly on the machine bed, wherein the workpiece and the tool can be oriented in relation to one another via the solid-body joint.

Abstract: Traditionally, in order to avoid interfering with a work-piece such as a round material and an hexagonal material etc., an insert plate used as a saw blade side support of a band saw machine or a circular saw machine is provided at a position apart from the cutting site after passing the maximum cutting width, which results in the bending, vibration and noise of the saw blade, thereby decreasing the life of the saw blade. This problem is solved with two insert plates located at two positions on left and right of a work-piece to support the saw blade in a manner of moving them closing to the work-piece along the external shape of the work-piece from the cutting start and after passing the maximum cutting width by enabling them to move along the external side of the work-piece, therefore, one side of the insert plates takes a tapered shape so as to get into under the work-piece.

Abstract: A punch includes first and second blade sections juxtaposed relative to each other in a direction parallel or substantially parallel to a feed direction of a sheet material. The first blade section protrudes downwardly from the second blade section with a step intervening therebetween and includes lower end edges on downstream and upstream sides of the feed direction, which define respective punching edges. The first blade section includes a lower end edge following the feed direction, which defines a first notching and punching edge. The notching and punching edge includes a portion intermediate of the feed direction representing a projecting shape. The second blade section includes a lower end edge on the upstream side, which defines a punching edge and also includes a lower end edge following the feed direction, which defines a notching and punching edge. The notching and punching edge is inclined gradually upwardly towards the upstream side.

Abstract: Knife assemblies and methods therefor that are adapted to be used with a cutting apparatus capable of producing a variety of shaped food products having large amplitudes, for example, sliced, shredded, and strip-cut food products. The knife assembly is adapted for cutting food product includes a knife having a corrugated shape to produce a large-amplitude food product slice having a periodic shape and at least one julienne tab metallurgically joined to the knife adapted to cut the food product slice into strips.

Abstract: An improved blind cutting machine has a work surface on which a blind to be cut is placed and at least one end stop against which an end of the blind to be cut rests prior to being cut by a cutting mechanism. An actuator is connected to the end stop. The actuator moves the end stop relative to the work surface and the cutting mechanism in response to signals from a controller. An operator enters information about the blind to be cut and the dimensions of an opening over which the blind to be cut is to be mounted into the controller. The controller then calculates the location where the end stop should be so that a sufficient amount of material can be trimmed from an end of the blind to be cut to enable the blind to fit the opening. Then the controller sends a signal to the actuator that causes the actuator to move the end stop to that location. In alternative embodiments the end stop is fixed and the actuator moves the cutting mechanism or a work surface on which the blind to be cut has been placed.

Abstract: A cutting tool head for a sheet material cutting machine has a pressure foot mounted by way of linear actuators operable to independently move the pressure foot vertically relative to an eccentric drive mechanism and a knife assembly of the tool head. The knife assembly includes a support shaft driven by the eccentric mechanism, a blade connected to the support shaft, and a splined shaft between the support shaft and blade The splined shaft slides in a splined bushing, and the eccentric mechanism drives reciprocating motion of the support shaft, the splined shaft, and the blade relative to the splined bushing. The splined bushing is rotatable to rotate the splined shaft and blade. A blade sharpener of the tool head has a sharpening disc backed by a magnetic disc to attract the blade into evenly distributed contact with the sharpening surface, and to retain metal shavings on the sharpening disc.

Abstract: A cutting plotter includes a cutting mechanism, a retaining mechanism and a press mechanism. The cutting mechanism includes a cutter. The cutter has a blade edge on a head of the cutter. The retaining mechanism retains the cutter to allow the cutter to change an orientation of the blade edge. The press mechanism includes a press member. The press member is configured to interlock with the cutter and to press a cutting object near the blade edge. The press mechanism is configured to maintain a positional relationship between the press member and the blade edge when the orientation of the blade edge changes in a relative movement between the cutting, mechanism and the object.

Abstract: A circular saw includes a machine base, a sliding unit including a slide shaft slidably inserted through the machine base and a stationary mount fixedly mounted at one end of the slide shaft and defining a datum plane, and a cutting unit including a supporting arm pivotally connected to the stationary mount and a saw blade pivotally connected to the supporting arm. The saw blade is movable by the supporting arm up and down relative to the machine base between a lower limit position and an upper limit position so that the saw blade may intersect with the datum plane or be kept in a tangential relationship relative to the datum plane when it reaches the lower limit position. Thus, the circular saw has a compact size, low vibration level and high precision characteristics.

Abstract: A sheet feeding device includes a moving mechanism (20) configured to move a cutting edge (Ba) of a movable blade (B) away from a cutting edge (Aa) of a fixed blade A to move the cutting edge (Ba) of the movable blade (B) from an open position (X) where a fed sheet (S) is received and to place the cutting edge (Ba) of the movable blade (Ba) at an open position; a mechanism (35) biases the movable blade (B) toward the fixed blade (A) so that the cutting edge (Ba) of the movable blade (B) slides against the cutting edge (Aa) of the fixed blade (A) a blade spacing mechanism (40) moves the movable blade (B) away from the fixed blade (A) against a biasing force of the biasing mechanism (35) during a allowing the movable blade (B) to reach the open position (X) after cutting of the sheet S with the movable blade (B). The spacing mechanism (40) includes a cam (41) provided on the fixed blade (A) side and a cam follower (42) in contact with the cam (41) provided on the sides of the movable blade (B).

Abstract: A scribing apparatus 1 includes a horizontal table 3 on which a silicon carbide plate 2 is fixed under vacuum suction; a feed screw 5 and a Y-axis control motor 6 for moving the table 3 along a pair of guide rails 4 under scribe numerical control; a guide rail device body 7 installed above the table 3 along an X-axis direction; a carriage 8 mounted on the guide rail device body 7 so as to move in the X-axis direction while being guided; a feed screw and an X-axis control motor 9 for moving the carriage 8 in the X-axis direction under numerical control; and a scribe head 10 installed on the carriage 8.

Abstract: A shoulder support for a musical instrument is provided, including a holding device, an arm, and a shoulder abutment element. The arm is held on the holding device by a first joint device and/or the shoulder abutment element is held on the arm by a second joint device. The first joint device is associated with a first fixing device, by which a relative position between the arm and the holding device can be fixed. The second joint device is associated with a second fixing device, by which a relative position between the shoulder abutment element and the arm can be fixed. A part of the first joint device is configured as a fixing element for releasable fixing of the arm on the holding device and/or a part of the second joint device is configured as a fixing element for releasable fixing of the shoulder abutment element on the arm.

Abstract: A percussion attachment for a musical instrument. The attachment includes a body having at least one aerating hole formed therein. A clamp is mounted to the body that attaches the body to the musical instrument. The body may be struck and/or scraped by the stick of a bow to produce percussion as well as functioning simultaneously as a protector as the musical instrument is being played. The body may include ribs that are spaced along an outermost curved edge of the body such that contacting the ribs with the stick of a bow to produce a percussion sound. The body may also include pits spaced on a top surface of the body such that contacting the pits with the stick of a bow to produce a percussion sound.

Abstract: The present invention provides a tensioning apparatus for a string of a stringed instrument, the apparatus including a supporting body portion for releasable engagement between a string and a surface of the neck of the stringed instrument at a fret on the fret board, thereby to raise the string relative to the fret on the fret board; the apparatus further including a biasing element by which lateral tension may be applied to the string.

Abstract: A plectrum sleeve has a sleeve body with an extending sheet. The sleeve body has a longitudinal open on an upper side thereof. The extending sheet is slantingly extending from an edge of a bottom side of the sleeve body. A plectrum piece is extending from an end of the extending sheet. The sleeve body is slid to a distal end of a finger with the extending sheet attached to the tip of the finger and the plectrum piece located in the front of the tip of the finger like an extension of the nail. The plectrum piece plunks a string of an instrument by bending or stretching the finger, the force back to the plectrum sleeve from the string will be strongly and steadily supported by the finger. A real and direct counterforce will be given to the finger and the user for better experience of plunking.

Abstract: The present invention provides methods and devices for attenuating sound emanating from a harmonica when played while practicing or performing by a player. The methods and devices include a sound blocking and reflecting means and, optionally, a sound absorbing means.

Abstract: Apparatus and methods for its use are provided that relate to an octave/register key for musical wind instruments that combines (i) a vent formed by alignment of an opening of a core and a sidewall aperture of a sleeve, wherein the core is slidably and coaxially mounted within the sleeve, or a vent formed by alignment of sidewall apertures on an inner chamber slidably mounted within an outer chamber, and (ii) the mechanism to open and close such a vent. The device, upon actuation, vents the wind instrument air column to remove the fundamental pitch frequency, and can be mounted anywhere on the body of a musical wind instrument or onto any existing tone hole key of the instrument.

Abstract: A reverse Cajon pedal to strike a Cajon musical device may include a foot plate which may be pivotably connected to a base plate and a link extension arm to move longitudinally in response to the foot plate. The link extension arm may rotate a beater to strike the Cajon musical device. The Cajon pedal may include a first clamp to hold the Cajon. The Cajon pedal may include a frame post to support the beater. The Cajon pedal may include a second clamp to slidably clamp to a base plate. The foot pedal may be connected to a first shaft.

Abstract: Embodiments generally relate to providing a multi-user keyboard system. In one embodiment, a multi-user keyboard system comprises a display screen, a first keyboard apparatus, a second keyboard apparatus, and one or more digital processors, all operably connected together. The display screen is viewable simultaneously by first and second users of the first and second keyboard apparatuses. An image directly related to the use of at least one of the keyboard apparatuses by a corresponding user is displayed on the display screen by at least one of the one or more digital processors.

Abstract: Preparation of playing information having correct note values is made possible even if tuplet symbols are not written in a musical score. A prescribed measure time calculating means a measure playing time calculating means a comparing means comparing the calculated prescribed measure time and the measure playing time, and a note value correcting means inferring that a tuplet is present within the measure if the prescribed measure time and the measure playing time are not matched and correcting the sound emission timings and the note value correcting means includes a measure note sequence recording means storing a note sequence, a grouping means grouping the notes within the measure according to each beat, and a tupleting process means performing a tupleting process of changing the note values of the grouped notes based on a relationship of the playing time of the grouped notes and the reference time of a single beat.

Abstract: A performance system includes a plurality of performance information output devices, a storage device, and a plurality of automatic performance devices. At least one performance information output device transmits performance data having the combination of an identifier, time information, and the performance information to at least one automatic performance device through the storage device without passing through a moving image distribution server. The at least one performance information output device transmits a synchronization signal to the at least one automatic performance device through the moving image distribution server. The at least one automatic performance device reproduces the performance information in synchronization with a video distributed at the time when the synchronization signal is distributed, at the timing corresponding to the time indicated by the time information and the time indicated by the synchronization signal.

Abstract: The invention provides elements used to attach a standard magnetic pickup, in conjunction with a feedback reduction device, into the sound hole of an acoustic guitar in a manner that does not alter the inherent sound characteristics of the underlying guitar. The approach put forward provides a significant advantage by providing the ability to install a broad range of commercially available standard magnetic pickups, which combined with the feedback reduction device, provides the capability to achieve high gain amplification utilizing an open body acoustic guitar while eliminating the highly objectionable squeal that is customary in this type of application. The invention consists of a basic modification kit: the pickup mounting elements, the pickup itself, the feedback reduction device, the metalized guitar strings, the conductive string anchor bracket, and the interconnect cable assembly.

Abstract: In the violin family of acoustical instruments an electrical transducer designed to convert vibration into an electrical signal is to be mounted on the bass bar of such instruments. The electrical transducer may be mounted on the bass bar of the instrument, and the position of the electrical transducer on the bass bar may vary by instrument type. Such a location would be about the center of the bass bar. An electrical wire is connected to the electrical transducer on one end and to an electrical connector at the other end. The electrical connector passes through the sidewall of the instrument and is secured thereto. An external device may be connected to the electrical connector, placing the external device in communication with the electrical signals produced by the instrument when it is played. The external device may modify the electrical signal produced by the electrical transducer. Alternatively the electrical transducer may be wireless.

Abstract: The present application discloses a lightweight ballistic shield device comprising a composite material that meets or exceeds National Institute of Justice (NIJ) III-A ballistic protection standards and provides ballistic protection at point blank range. In certain embodiments, the ballistic shield device comprises a composite material having multiple layers of a fabric material laminated together with an adhesive disposed between each layer of the fabric material. A thermoplastic film is laminated to the top and bottom surfaces of the composite material. The ballistic shield device may be formed in a variety of ways. For example, the ballistic shield device may be formed as a ballistic clipboard.

Abstract: A method of operating a firearm having a modified gas operating system including directing gas from a barrel of a firearm upward through a barrel gas port, routing the gas from the barrel gas port through a gas jet, directing the gas from the gas jet through a gas operation tube, and directing the gas to a bolt carrier assembly to move at least a portion of the bolt carrier assembly relative to the barrel, the movement of the at least a portion of the bolt carrier assembly to cause excess gas in the barrel to be vented through the gas jet.

Abstract: A The piston-cylinder unit includes a cylinder having a closure body at the end. The closure body has a sleeve body which is fixedly connected on one side to the closure body and which is fastened to the cylinder. The sleeve body has a base which supports an operating pressure in the cylinder in direction of the closure body.

Abstract: The invention relates to a hybrid pin (14) for connecting a piston for an internal combustion engine to a piston rod, the hybrid pin (14) consisting of a sleeve (3) made of steel and consisting of a core (2) which is pressed into the sleeve (3) and which is made of a lightweight metal alloy that can be cold-formed. The inner surface of the sleeve (3) has a profile, whereby an elastic elongation of the core (3) in the axial direction after the core (3) is pressed into the sleeve (3) is prevented to such an extent that the sleeve (3) is longer than the core (2) at both ends of the hybrid pin (14).

Abstract: The invention is directed to a dust removal system, an image capture device and a dust removal vibration method thereof. The dust removal system includes a vibration generation module having a vibration unit which is arranged on a transparent object of an image capture device, and is driven to generate a vibration for dust removal, a vibration detection unit arranged on the transparent object and transform a vibration amplitude into a corresponding electrical signal so as to output a feedback signal continually, a compare unit outputting a control signal when the compare unit determines the feedback signal exceeds the threshold value, and a control unit controlling the vibration generation module based on the control signal to generate the corresponding vibration for dust removal. Thereby, an amplitude of the transparent object can be precisely obtained and the vibration can be precisely adjusted.

Abstract: This invention proposes a method of removing pollutants from high temperature gasses prior to their introduction in to a heat exchanger of a steam generating boiler within a power generation system. The method comprises placing a filter system (100) in a hot gas flow path upstream of a waste-heat boiler. The filter system comprising at least two banks of substantially hollow elongate filters (110), each of which filters particles from the gas flow as it flows from an external surface thereof to an internal surface thereof. Valves (104, 106) enable each bank of filters to be isolated from the hot gas flow path. The method included periodically isolating at least one bank of filters while passing hot gasses through at least another of the banks of filters, and cleaning the isolated bank of filters. After cleaning the filters (110) lime is injected into the flow path so that it coats the outer surface of the filters (110) to produce a loose lime coating thereon.

Abstract: Systems and methods for monitoring quality of filters within a filtering system are disclosed. The system includes at least one pressure sensor which monitors a force applied by a filter on a filter housing. The system further includes a control system which provides notification to a user when the force measured by the at least one pressure sensor exceeds a predetermined threshold value.

Abstract: A method for producing a gas comprising at least 80 vol % carbon monoxide from a Fischer-Tropsch off-gas comprises: (1) feeding Fischer-Tropsch off-gas through a column comprising an adsorbent bed at high pressure and discharging effluent; (2) reducing the pressure in the column and the bed slightly; (3) rinsing the column and the adsorbent bed with methane or a mixture of methane and carbon dioxide; (4) reducing the pressure of the column and adsorbent bed to a low pressure; (5) rinsing the column and adsorbent bed with a mixture of hydrogen and nitrogen; (6) pressurizing the column and adsorbent bed to a high pressure using a mixture of hydrogen and nitrogen. The product stream obtained in step (3) comprising at least 80 vol % carbon monoxide can be sent as feed to a Fischer-Tropsch reaction. In an embodiment, a gas comprising at least 80 vol % hydrogen is also produced.

Abstract: This invention relates to a method for removing carbon dioxide in an exhaust gas utilizing seawater, and to apparatuses for removing carbon dioxide by the method. The method includes producing a concentrated seawater having an increased concentration of salt by utilizing a reverse osmosis membrane method, producing an ammonia-saturating concentrated seawater by blowing ammonia into the concentrated seawater, contacting a non-heated exhaust gas with the ammonia-saturating concentrated seawater such that carbon dioxide is absorbed in the ammonia-saturating concentrated seawater, collecting a sediment of sodium hydrogen carbonate, and collecting ammonium chloride from a solution comprising the ammonium chloride produced by absorption of the carbon dioxide in the ammonium-saturating concentrated seawater.

Abstract: An apparatus for separating a liquid from a mixed gas stream can include a wall, a mixed gas stream passageway, and a liquid collection assembly. The wall can include a first surface, a second surface, and a plurality of capillary condensation pores. The capillary condensation pores extend through the wall, and have a first opening on the first surface of the wall, and a second opening on the second surface of the wall. The pore size of the pores can be between about 2 nm to about 100 nm. The mixed gas stream passageway can be in fluid communication with the first opening. The liquid collection assembly can collect liquid from the plurality of pores.

Abstract: An annular adsorber element may be used in conjunction with a fresh air system of an internal combustion engine for adsorbing particles such as hydrocarbons. The annular adsorber element may include a support structure and an adsorber material. The support structure may be injection molded onto the adsorber material.

Abstract: Provided herein are a parallel passage contractors, which may be useful in pressure swing adsorption (PSA), pressure and temperature swing adsorption (PTSA), or vacuum pressure swing adsorption (VPSA) systems, having one or more self-supported adsorbent sheets arranged in multiple, overlapping layers mechanically spaced to allow gas flow. Also provided are systems utilizing such parallel passage contactors and methods for preparing the contactors.

Abstract: A system, device and method for the brewing of a capsule. The device comprises a first chamber portion and a second chamber portion movable with respect to each other to be moved between an open position and a closed position. The device further comprises a capsule handler arranged to enable insertion therein of the capsule and to position said capsule in a brewing position, wherein the capsule handler retains the capsule in the brewing position when the capsule handler is in a ready position. When the first chamber portion and the second chamber portion are moved with respect to each other from the closed position to the open position, the capsule can fall freely from the brewing position under the influence of gravity when the capsule handler is in an ejection position.

Abstract: A beverage preparation system (1,2,3) comprises:—a first machine (1) for preparing a first beverage (15??), the first machine having a first outlet (11) for dispensing a beverage, such as coffee, onto a beverage dispensing area (12) for positioning a cup or mug (4); and—a second machine (2) for preparing and dispensing a second beverage (25??) via a second beverage outlet (21), the second machine being disconnectably connected to the first machine and separable therefrom. The first and second machines (1,2), when connected, are configurable so that the second outlet (21) is positioned or positionable adjacent to the first outlet (11) to dispense the second beverage (25??) onto the beverage dispensing area (12) and into a cup or mug (4) in position for collecting the first beverage (15??) from the first beverage outlet.

Abstract: One embodiment of the invention relates to apparatus (10) for roasting coffee beans, the apparatus comprising: a chamber (12) in which a supply of coffee beans can be received for roasting;means (15) for heating air; and means (20) for driving heated air into the chamber (12) for roasting coffee beans received therein; wherein the air driving means (20) and chamber (12) are configured and arranged so that coffee beans located in the chamber (12) circulate generally horizontally about the periphery of the chamber (12) when the air driving means (20) drives heated air into the chamber (12).

Abstract: A machine (1) for preparing a beverage comprises: a first part (20) and a second part (30) movable relative to the first part; a motor (51,51?) having a drive member (510, 511) such as a rotating drive axis; one or more mechanical transmission members (52; 521-523; 524-526) for transmitting a movement of the drive member to the movable part (30) for moving the movable part; and a transmission frame (200) for supporting the motor and the movable transmission member(s). The transmission frame is an integral component (200) on which the motor and the transmission members are directly mounted.

Abstract: A portable cup for brewing includes a cup. A bottom of the cup is defined as a bottom cap. A receiving space is defined on the upper surface of the bottom cap. A food product is received in the receiving space. A soluble edible gum seals the receiving space. Wherein, the food product is fully protected by the soluble edible gum from exposing in the air for preserving the food product from corrupt.

Abstract: Popcorn machines having popping kettles in direct fluid communication with exhaust ducts are described herein. The effluent produced as a byproduct of corn popping travels directly from the kettle into an exhaust system of the popcorn machine via an exhaust duct that extends through a kettle cover or lid. The exhaust systems can include one or more filters configured to remove smoke, odors, and/or other particulate matter before venting the effluent into the surrounding area as filtered exhaust.

Abstract: Popcorn machines having fan assemblies and heat sources are described herein. The fan assemblies and the heat sources can be configured to provide heat to unpopped corn kernels to produce popcorn without the use of cooking oil. The popcorn machines can be configured for commercial use and can be mounted onto support structures that allow operators to rotate the popcorn machines.

Abstract: The invention provides a specially designed cake pan comprising six individual cooking molds, inside of which small, uniform and single serving size cakes are baked. The Personal Cake Pan provides household consumers and professional bakers with a simple means of preparing individual cakes for guests attending parties and other celebrations, providing a stylish and cost effective alternative to baking a single large cake.

Abstract: A portable baking oven for a pizza or other food item includes a food item heating plate, a base having a heating chamber, and a top cover having a moisture vent and a heat reflector structure extending across the inside of said top cover. When placed on said base, the top cover forms a baking chamber above the heating plate. Heat produced in the base's heating chamber circulates up through air passageways in the base into the baking chamber above the food item heating plate. This circulated heat is reflected back down toward the food item heating plate by the top cover's heat reflecting structure to accelerate baking of the top of a food item placed on the heating plate. The top cover's moisture vent can be located above the heat reflector structure in the top cover, and openings can be provided in the heat reflector structure which allow moisture emitted by a food item being baked in the oven to pass through the reflector structure and out through the top cover moisture vent.

Abstract: Disclosed herein is a transformation system for at least one component of a single or multi-component nutritional substance. The transformation system obtains information regarding the nutritional substance to be transformed, the desired transformation, and the desired properties, including nutritional content, of the transformed nutritional substance, and dynamically modifies the transformation in response to this information.

Abstract: For banding a stack of wide, flat products, a strap is completely wound around the stack. Before the strap is tensioned, at least two stops are positioned on or near to the stack, which limit the tensioning movement of the strap and to which the strap is applied in the tensioned condition. The stops and the banded stack are subsequently separated from each other. The stops are repositioned relative to each other after fixture of the strap and before separation from the stack. A device for performing the method has a tensioning unit using at least two stops to limit the tensioning movement of a strap and to which the strap can be applied in the tensioned condition. The stops can be repositioned relative to each other.

Abstract: A solar-powered waste compactor comprises a waste container for housing waste, a compactor ram actuated by a hydraulic cylinder and piston assembly for compacting the waste in the waste container, and a hydraulic power unit operably associated with the hydraulic cylinder and piston assembly for powering the compactor ram. The hydraulic power unit comprises a motor/pump assembly including a pump unit, a single-phase electric motor driving the pump unit and a flow control valve operating the motor/pump assembly at first or second flow rate depending on an operating pressure. The hydraulic power unit further comprises a battery unit, a solar panel to charge the battery unit, a DC-to-AC inverter, a single-phase AC power inlet connectable to a source of a single-phase electrical power grid, and a reversing contactor providing the electric current only from the inverter or the power inlet at any given time.

Abstract: Devices and methods are disclosed for processing waste paper media and other waste fibrous products to reduce their volume. The methods include disintegration and compression, in some embodiments transforming the waste into a highly dense, combustible solid, for example a cylinder which may be burnt as a log or readily stored or transported.

Abstract: An agricultural press for forming round bales includes a plurality of rollers defining a pressing chamber, which are rotatably mounted partially on a load-bearing structure and partially on a structure that is articulated to the load-bearing structure and can be displaced into a raised position for unloading a round bale from the pressing chamber. The rollers are driven by electric motors, which, may be contained within the rollers or are of the type with hollow shaft, for receiving within them an end pin of the respective roller. The load-bearing structure and the structure articulated to the load-bearing structure are in the form of structures of the space-frame type with main lateral structures made of metal, preferably aluminium, obtained by casting.