Abstract: The invention is directed to improving the lifetime of optical assemblies by placing such assemblies in a housing and placing a “getter” material within the housing to remove substances that affect the surface of the optical elements used in such assemblies. The “getter” materials are those materials that can remove H2O and O2 from the operating environment of the optical element. The invention is useful in protecting the optical elements of below 250 nm laser lithography systems from damage due to pitting.

Abstract: A composition and associated methods for chemical mechanical planarization (or other polishing) are described. The composition may comprise an abrasive and a dispersed hybrid organic/inorganic particle. The composition may further comprise an alkyne compound. Two different methods for chemical mechanical planarization are disclosed. In one method (Method A), the CMP slurry composition employed in the method comprises comprise an abrasive and a dispersed hybrid organic/inorganic particle. In another method (Method B), the CMP slurry composition employed in the method comprises comprise an abrasive and an alkyne compound. The composition may further comprise an oxidizing agent in which case the composition is particularly useful in conjunction with the associated methods (A and B) for metal CMP applications (e.g., tungsten CMP).

Abstract: A foldable house assembly that minimizes transportation size and assembly time is provided. The assembly includes a rectangular base, a front wall, a rear wall, two side walls pivotally attached to the base, and two roof halves that are pivotally attached to the two side walls. Each of the walls and roofs has a panel and reinforcements fixed to the panel. Hinges are used between reinforcements for pivoting, and bolts and nuts are used for assembly of the walls and roofs. The panel extends over the reinforcements to provide sealing effects. In a second embodiment, the assembly is divided into a center unit, a left unit and a right unit. The wall between the center unit and the left unit, and the wall between the center unit and the right unit are omitted. The assembly may be extended by inserting center units as needed.

Abstract: An anchor for embedding into a concrete slab and to which fittings may be secured. The anchor has a housing with an access opening and a base opening, a cover adapted to normally close off the base opening, a fastener carriage, a fastener held by the carriage, a carriage support and a cap. The fastener carriage, fastener, cap and carriage support may rotate as a unit relative to the housing and the fastener may move across the housing.

Abstract: An arrangement of residential homes comprising an integral area of land, a horse barn located on the area of land for housing a plurality of horses in individual stalls. An arena located on the area of land at a portion adjacent to the stalls for exercising horses from the stalls. A first part of the area of land adjacent the barn being divided into a plurality of paddocks for receiving one or more horses from the stalls and a remaining part of the land being subdivided into individual lots each for receiving a residential home.

Abstract: In a tubular skylight, a corrugated Aluminum sheet is formed with a hole that is pressed into a curb which is fastened over the turret of a roof-mounted skylight flashing. Roof tiles above the dome of the skylight are placed onto the sheet, while below the dome the sheet is placed over roof tiles and manually conformed thereto, owing to the corrugations. Any water that leaks past tiles above the dome will be directed by the sheet around the curb and down onto the tops of tiles that are below the dome, thereby providing a water seal for the skylight.

Abstract: In a tubular skylight, an Aluminum sheet having corrugations that may be in a waffle pattern is formed with a hole that is pressed into a curb which is fastened over the turret of a roof-mounted skylight flashing. Roof tiles above the dome of the skylight are placed onto the sheet, while below the dome the sheet is placed over roof tiles and manually conformed thereto, owing to the corrugations. Any water that leaks past tiles above the dome will be directed by the sheet around the curb and down onto the tops of tiles that are below the dome, thereby providing a water seal for the skylight. Clips can be used to hold the lower edge of the sheet onto the tiles.

Abstract: A block-out tube for use in joining together pre-cast concrete members, the block-out tube having an ovalized cross-section, an integral elongate imperforate hollow tubular body with smoothly curved corrugated walls, a rounded tip closing the bottom end thereof, a mounting flange with tear-away nail tabs at the top open end thereof, and a removable transparent member for sealing the top end for preventing water and debris from entering the interior of the tube. The block-out tube, secured by attaching the tear-away tabs to a concrete pouring form, is cast into the top of the lower concrete member, the ovalized corrugated body being embedded therein and the top sealed end being exposed at the top surface thereof, after the removal of the form.

Abstract: Disclosed herein is a foldable truss assembly for commercial displays. The truss assembly includes a foldable end cap having a plurality of adjacently connected arm members. The arm members are pivotally connected at each end to an adjacent arm member to form a closed loop. The end cap includes an attachment member disposed at each pivotable connection. A plurality of substantially planar wall members are coupled to the attachment members of the end cap by receiving a portion of the end cap in a receiving opening of the wall members. A pair of pivot bars are connectable to diagonally opposite pivot locations of the end cap to stabilize the truss assembly. The pivot bars include a locking member connectable to the free ends of the pivot bars. The locking member prevents relative longitudinal displacement of the pivot bars and prevents the end caps from folding to stabilize and strengthen the truss assembly.

Abstract: The present invention is directed towards a lifting anchor for embedment in a concrete member. The anchor comprises a flat bar having a top and bottom; an upper and lower end; and a front and rear face. The bar has a first aperture positioned for insertion of a locking device that can be attached to a shackle for lifting the concrete wall or element containing the anchor. The bar may have additional apertures for insertion of reinforcing bars. The bar may further include an upwardly curved face adjacent the bottom of the bar, and a conical foot shaped to fit adjacent the upwardly curved face.

Abstract: An apparatus and method for wrapping a palletized load are provided. The apparatus preferably includes a film dispenser for dispensing a film web, at least one guide rollers configured to engage the width of the film web, and at least one roping element. The at least one roping element may be a cable rolling roper configured to roll a portion of the film web into a rolled cable of film. The apparatus may also include means for providing relative rotation between the load and the dispenser to wrap a roped portion of the film web around a base of the load/top portion of a pallet supporting the load.

Abstract: An embodiment of the present invention is a method for manufacturing and assembling bubble wrap, packet containers, and other such shipping materials, with non-combustible, non-toxic, lighter than air gases, in a pressurized environment and/or container in order to reduce shipping costs. The ability to provide the features and functions of the present invention permits the ability to reduce shipping costs and protecting package contents.

Abstract: A system for evacuating containers. The system includes a base housing defining a recess having a vacuum inlet port in communication with a vacuum source. An inner door is hinged to the base housing and is sized to cover the recess when in a closed position, and an outer door having a sealing member is hinged to close over the inner door. A vacuum nozzle extends at least partially between the inner and outer doors and is in communication with the recess. The inner and outer doors cooperate to retain a flexible container therebetween and around the nozzle so that the nozzle is positioned for fluid communication with an inside of the container. A removable drip pan is positioned to retain fluids drawn by the nozzle.

Abstract: In an insulation blanket-packaging machine and method for continuously packaging insulation blanket in the form of batts there is a continuous: infeed of batts into a loading station; movement of batts from the loading station into a transfer station that also functions as a batt-stacking station; formation of a batt stack in the transfer station; compression of a batt stack in a compression station; envelopment of a compressed batt stack within sheet material in a packaging station to form a package; and removal of a package from the machine. The machine can also be used to package insulation blanket in roll form.

Abstract: In a process for the manufacture of packs, for a product in portions, with a paste-like product that is to be packaged, especially sausages, in a foil tube (15), starting from a band-shaped flat foil (1), which has been provided unilaterally with a connecting layer, this flat foil is unwound from a stock supply (2) and bent in the longitudinal direction to form the tube in such a way that the connecting layer is located on the outside, and the longitudinal sides (10) of the longitudinal edges (9) are located opposite one another, after which a strip (12), which is capable of forming a connection or which is provided with a connecting layer, is placed in the longitudinal direction over both longitudinal edges (9) and is connected to them, after which the foil tube (15), which is formed in this way, is then filled directly with the product that is to be packaged.

Abstract: The present invention relates to a system and method for extracting and polywrapping articles stored in a pocket of a contain. The container may be part of a DPP machine. In operation, a separator sheet is extracted, the bottom of the pocket opened so as to allow the articles therein to drop into a polywrapping device, and the polywrapping device sequentially polywraps the articles. After the articles are dropped from the pocket, the separator sheet is reinserted. Rollers and cross sealer bars, appropriately placed, facilitate the polywrapping. Optional use of an H-belt is possible as well as a tracked sheet bottom transporting the pockets to the polywrapping device.

Abstract: A dispenser system as in a foam-in-bag dispenser system with a smooth dispenser housing over which the film passes without interruption and which houses a mixing module with reciprocating rod and supports drive components of a drive transmission which is engaged with the rod for reciprocation within the mixing module. Also the drive transmission of a preferred embodiment includes a sliding crank mechanism covered by the dispenser housing and a motor is in driving engagement with the drive transmission with the motor being positioned external to the housing. The driver of the drive transmission for the rod also preferably functions to drive a physical outlet cleaning device and the housing also features a plurality of passages for receiving chemicals, a solvent and a heater unit.

Abstract: The present invention discloses an automated sealing waste disposal apparatus using tubular material.

Abstract: A foam-in-bag dispending system is featured with a dispenser with chemical output port, a film feed assembly which feeds film to the dispenser for receiving chemical output from the dispenser. The film feed assembly includes a film drive roller set which includes a first roller and a second roller rotating on non-coincident axes, an a support structure which supports the film drive roller set. The support structure includes a first frame structure and a second frame structure with the first frame structure supporting the first roller and being adjustable relative to the second frame structure so as to move said fist roller away from said second roller.

Abstract: A strapping machine includes a supply unit, a guidance frame, a pressing plate, feeder runners, a closure aggregate, a storage unit, a feeder, an insertion device and a guidance structure. The closure aggregate is vertically aligned with the pressing plate and manoeuvrable, whilst the supply unit is located within close proximity of the strapping area and the pressing plate. The guidance structure includes one canal-like transfer line leading at least to the closure aggregate. The insertion device is accessible from outside, is aligned with the supply unit and is attached to a lower section of an automatically opened guidance canal. The strapping material is fed synchronically to the transfer line with the pressing plate adjustable for height. The insertion mechanism incorporates feeder and runners. The storage unit adjacent to the supply unit is aligned to the exterior of the strapping area.

Abstract: In order to be able to easily exchange the fill pipe (7) in a vertical tubular bagging machine (1), where a flat foil web (3) is reshaped on a forming shoulder (4) into a foil tube (5) running over a fill pipe (7), a forming shoulder (4) is suggested which can be opened. A shoulder sleeve (21) out of two separate sleeve parts (22, 23) is formed by this forming shoulder (4), a shoulder connection (20) consists of two separate connection parts (24, 25), each one sleeve part (22, 23) and adjoining connection part (24, 25) form one component (26, 27), the two components (26, 27) describe the forming shoulder (4), and one component (27) can be removed from the other component (26) in order to be able to remove the fill pipe (7) transversely with respect to the transport direction (12) from the forming shoulder (4).

Abstract: An illuminated tack apparatus is disposed on a horse for night time usage. Such illuminated tack apparatus comprises at least one strap like member having a predetermined length and a predetermined shape formed from a flexible material. There is a predetermined plurality of illumination means disposed along the predetermined length of the at least one strap like member. A power source is disposed at a predetermined location along the predetermined length of the strap like member and wiring is connected to the power source and to each of the predetermined plurality of illumination means. Further, there is a switch means connected to the power source for at least one of completing and interrupting power to the plurality of illumination means.

Abstract: The present invention comprises a series of embodiments of a swivel cheeked bridle bit wherein the cheek portion, comprising a dee and/or lower or curb rein attachment eye or ring, is separate from the purchase, with the purchase serving as a pintle for the swivel attachment of the cheek portion to the remainder of the bit structure. The upper harness attachment ring, for attaching a curb chain, nose strap, and/or cheek strap to the bit, is immovably affixed to the upper end of the purchase, which in turn is immovably affixed to the mouth bar of the bit. This ensures that the upper ring does not rotate or swivel as the cheek is turned, thus avoiding twisting the ends of the straps attached to the upper ring and precluding turning the edge of the attachment ring and any attached straps into the side of the face of the animal.

Abstract: A liquid separator configured to separate liquid from a fluid stream. The separator includes a housing, a separation chamber disposed within the housing, a drain, an inlet channel, a swirler disposed within the inlet channel, and an outlet channel. The drain has a drain passageway for draining liquid from the separation chamber. As well, the inlet channel is configured to communicate the fluid stream from a first inlet end to a second inlet end disposed within the housing and proximate the separation chamber. The outlet channel is configured to communicate the fluid stream from a first outlet end positioned proximate the second inlet end, to a second outlet end remote from the separation chamber. Preferably, the drain passageway comprises an inner diameter which is sized such that the interaction between the surface tension of the liquid and the inner passageway causes some liquid to be retained in the drain passageway, the retained liquid forming a low pressure gas seal of the drain passageway.

Abstract: A filter of concave shape has an open end for placement about a fan housing where it is held in place by the resilient nature of the filter material. On miniature fans, as found in computers in place on heat sinks, an adapter may be utilized in place on the fan housing to receive the filter open end. Reticulated flexible polyester urethane foam which is open cell and of skeletal strands is highly suitable for use as the filter material. Air drawn into a computer case or other electronic equipment may be filtered by the filter when mounted externally of the case on a filter mount.

Abstract: A filter element (15), especially suitable for separating entrained oil from an air stream, having a drainage device (23) including a drainage tube (22) which is connected to an upper end disk (16) of the filter element (15) by a connector (24) which may include preferably releasable clip hooks (25). The resulting filter element with a drainage device is easy and economical to manufacture, and may have a modular construction in which the connector (24) and the drainage tube (22) are separate components so that the length of the drainage tube can be optimally matched to various filter dimensions.

Abstract: An air filter arrangement for use in a heating or cooling system including a frame and a filtration member secured within the frame. The frame is defined by a pair of opposed frame components or halves, which are removably or permanently fastened to one another with the filtration member sandwiched therebetween. The frame itself defines a template for permitting trimming of the filter arrangement to one of number of standard filter sizes. The frame is vacuum formed, which allows the frame to be formed from a thin, sheet-like plastic material, and results in a flexible, yet rigid frame which allows easy trimming by the user and provides a filter arrangement with is lightweight and inexpensive to manufacture.

Abstract: The subject matter under consideration is directed to filter racks that can be assembled and installed to hold filters and filter elements in a forced air-circulating environment such as a heating and air conditioning system. The filter rack has longitudinal members that are assembled to form a rectangular frame using readily available hardware. The longitudinal members include two side members and a back member, preferably made from the same material and having the same cross sectional profile, as well as a front member and a door. The cross-sectional profile of the side members, back member, and the front member include flanges to provide a filter rack that can receive and retain a rectangular filter when assembled.

Abstract: A filter element, in particular for cleaning combustion air for internal combustion engines, arranged in a filter housing composed of a filter medium having at least one end face on which a resilient, synthetic resin sealing bead is arranged which contacts a sealing contour on the filter housing. An identifier element which is completely covered by the sealing bead is arranged in the filter element, for example, within an end disk thereof.

Abstract: A mower has a pair of cutter heads which are pivotally supported by respective cantilever beams. The cantilever beams are pivotally coupled with a hitch assembly, which in turn is coupled with a traction unit via two lower lift arms and a floatable top link. The floatable top link allows the hitch assembly to float relative to the traction unit during transport. A hydraulic cylinder interconnected between the cantilever beams pivots the beams between a transport position and a working position. Stops on the hitch assembly limit pivotal movement of the beams relative to the hitch assembly.

Abstract: A mower has a pair of cutter heads which are pivotally supported by respective cantilever beams. The cantilever beams are pivotally coupled with a hitch assembly, which in turn is coupled with a traction unit via two lower lift arms and a floatable top link. The floatable top link allows the hitch assembly to float relative to the traction unit during transport. A hydraulic cylinder interconnected between the cantilever beams pivots the beams between a transport position and a working position. Stops on the hitch assembly limit pivotal movement of the beams relative to the hitch assembly.

Abstract: Trimmer head for a portable engine powered tool comprising one or more cutting filaments stored winded on a related bobbin placed inside the trimmer head. The components in the trimmer head that are related to the unwinding of cutting filament from the bobbin are replaceable so that it is possible to alternate the type of activation for unwinding of cutting filament by changing selected components in the trimmer head.

Abstract: The lawnmower and trimmer apparatus is a lawnmower modified to incorporate grass trimmer. A first embodiment provides a slot on one sidewall of the lawnmower deck for providing space for the trimmer string to protrude above the mower blade. The second embodiment provides rotation of a tilted grass trimmer unit by a belt drive assembly including a belt tensioner that works off the rotation of the lawnmower's power shaft. The grass trimmer unit is located outside the lawnmower deck at the left front corner of the deck and tilted towards the deck. A third embodiment positions a belt driven grass trimmer unit at the left front corner of the deck, and includes a belt tensioner unit below the deck.

Abstract: A hand-pushed mower of which blade height setter is provided with a sphere rolling on the ground, many small spheres holding the sphere as to freely roll, a semi-spherical receiving member forming a gap between an upper spherical face of the sphere to hold the many small spheres in the gap, and a scraping ring frame portion disposed to be parallel to and having a predetermined interval with a lower end edge of the semi-spherical receiving member. The scraping ring frame portion is disposed to be near the surface of the sphere as to scrape foreign matter on the surface of the sphere. A window portion for removing the foreign matter is formed between the lower end edge of the semi-spherical receiving member and the scraping ring frame portion.

Abstract: As an embodiment of the present invention, a brake pedal 69 for braking right and left rear wheels 3 and a parking operation member 78 for maintaining a step-on condition of the brake pedal 69 are provided on a step 67. As a result, the step-on condition of the brake pedal 69 can be maintained by, for example, stepping on the parking operation member 78 with the left foot after applying the step-on brake of the brake pedal 69 with the right foot. Thus the body can be stopped without using hands and the stopped condition can be maintained over an extended period of time. Braking and parking operations of the body are simple, and moreover, an improved right-and-left weight balance of the body improves the traveling body in operation, and operations at the mower deck side. In particular, operation related to mowing height adjustment can be improved.

Abstract: An aquatic harvester for use with an aquatic craft, the aquatic craft including sides, a bow and a stern, the aquatic harvester including a frame which includes one or more arms, the or each arm having a forward end portion and the or each arm being pivotally connected to the aquatic craft at a position spaced from the forward end, said forward end of the or each arm being adapted for connection with an implement, the apparatus further including means for controlling the pivotal position of the or each arm relative to the aquatic craft.

Abstract: The invention provides an electric motor drive for a reel mower. The drive includes an electric motor, a casing, an endless traction member and a secondary output shaft. Preferably the electric motor is a brush-less permanent magnet type electric motor. The electric motor includes a rotor, a stator, and a motor housing that carries the rotor and stator, the rotor having a rotor output shaft extending from the housing. The casing is mounted to the motor housing. The endless traction member is engaged to the rotor output shaft to be circulated by rotation of the rotor output shaft. The secondary output shaft is engaged by the endless traction member to be rotated by circulation of the endless traction member. The secondary output shaft extends from inside the casing to outside the casing to be operatively connected to the reel to rotate the reel.

Abstract: A shredder head, and a mobile apparatus including the same, for carrying out various sylvicultural applications, such as land clearing and the like. Each of the shredding assemblies of the shredder head includes a protective element also operatively connected to the rotor for rotating therewith along the given direction of rotation, the protective element extending along the respective plane of its corresponding shredding assembly and defining a peripheral radius of action with respect to the axle when the rotor is rotated about the axle, the protective element being positioned upstream of and being aligned with the shredding knife during rotation of the rotor, and the peripheral radius of action of the protective element being substantially identical to the peripheral radius of action defined by the cutting edge of the shredding knife so that said shredding knife is protected by the passage of the protective element during operation of the shredding head.

Abstract: A reel for a cutting system for harvesting machines has a central carrier body (1) defining a longitudinal axis (2). The reel central carrier body has an outer face (7) between a first axial end A and a second axial end B. Several support elements (20) are arranged along the longitudinal axis (2) on the carrier body (1) distanced from each other and supporting tine carriers (21) arranged on a circle around the longitudinal axis (2). Clamping sleeves (3) have inner faces (6) adapted to the outer face (7) of the carrier body (1). The clamping sleeves enclose the outer face (7) in a circumferential direction and leave an axially extending slot (8) between a first circumferential end (9) and a second circumferential end (10), which ends delimit the slot (8). The support elements (20) are mounted on the clamping sleeves. A clamping mechanism (18) is arranged on each of the clamping sleeves (3) close to the first circumferential end (9) and the second circumferential end (10) of the clamping sleeve (3).

Abstract: For the piecing of a yarn in an spinning device, various computation formulas are stored in a control device into which calculated values as well as special data converted into numerical values relating in particular to the fiber material, the yarn and the spinning element are first entered to compute and select settings for operations relevant to the piecing process. A feeding device feeding a fiber sliver to the spinning device is first brought to a high pre-feeding speed by means of such pre-programmed values and converted data. From this pre-feeding speed, the feeding speed is greatly decelerated in steps to its piecing feeding speed in coordination with the release of the yarn to be fed back into the spinning element.

Abstract: A flow controller is disposed between a preburner section in a diffuser and prior to the main fuel injector and catalytic sections in a turbine combustor. The flow from the burner section is typically not uniform in temperature and velocity and the flow splitter renders the flow substantially uniform at the fuel injector and catalyst inlet. The flow splitter comprises substantially equal mass annular flow areas defined by a first outer frustoconical element and the diffuser wall, a second element defining with the first element a second annular area and a central bluff disk defining with the second element the interior annular area. Vanes are provided on the flow splitter to enhance turbulent flow and substantially preclude swirling flow. As a result, flow uniformity at the catalyst inlet and main fuel injection is achieved.

Abstract: A method and control system for a compression-ignition engine with an exhaust aftertreatment system that controls exhaust emissions by controlling the operating temperature of the exhaust aftertreatment device, to avoid exceeding a predetermined temperature. Operation of the compression-ignition engine is monitored using engine fuel delivery and engine speed. The temperature of the exhaust aftertreatment device is determined, based upon the monitored operation of the compression-ignition engine and the exhaust aftertreatment system. An operating point of the engine is then controlled, based upon the determined temperature of the exhaust aftertreatment device. The temperature of the exhaust aftertreatment device is preferably monitored using a temperature sensor.

Abstract: A system is provided that reduces nitrogen oxides in the exhaust gases of an engine by converting nitric oxide (NO) in the exhaust gases to nitrogen dioxide (NO2) prior to injecting ammonia (NH3) into the exhaust gases, and then passing the exhaust gases through a vehicle catalytic converter. Much of the nitric oxide (NO) is converted to nitrogen dioxide (NO2) by passing the exhaust gases first through a catalyzed particulate filter (CPF) such as one containing a nitric oxide catalyst. In cases where the exhaust gases must pass from the exhaust gas manifold through an exhaust conduit portion of a length of at least one-eighth meter before reaching the catalyzed particulate filter, that exhaust conduit portion is heavily insulated to result in a high exhaust gas temperature at the downstream end of that conduit portion by at least 30° C. over the temperature without insulation.

Abstract: To provide an exhaust gas purifying system capable of forcibly regenerating DPF by efficiently raising the temperature of exhaust gas even when an exhaust gas temperature is very low at the time of low load and low engine speed such as an idling operation. In an exhaust purifying system (1) having an exhaust throttling valve (31) and a DPF (3) in an exhaust passage and having regeneration control means (P1) for regenerating the DPF (3), the regeneration control means (P1) is provided with an exhaust gas temperature detection means (P22), a fuel injection control means (P11), and an exhaust throttling control means (P12) and includes regeneration control for performing the exhaust gas temperature raising control through the multistage delay injection by the fuel injection control means (P11) and through the exhaust throttling of the exhaust throttling valve (31).

Abstract: An electronic control unit estimates progress of growth in a particle diameter of an ash accumulated in a diesel particulate filter (a DPF), based on an operating state of an engine. If it is determined that an estimated particle diameter of the ash achieved through the progress of the growth is greater than a predetermined value, regeneration of the DPF is compulsorily performed even when a quantity of particulate matters accumulated in the DPF is lower than a reference value, at which the DPF should be regenerated. Thus, the particulate matters are eliminated through combustion, and the ashes are discharged from the DPF.

Abstract: A photocatalytic reactor (30) for treating exhaust gases from a power plant such as an internal combustion engine, which reactor comprising a chamber (36) for receiving a flowing exhaust gas, a first inlet (32) and a first outlet (34), at least one source of electromagnetic radiation (38) and at least one substrate monolith (10) for supporting a photocatalyst disposed in the chamber, characterised in that the substrate (10) comprises at least one passage (20) defined in part by a wall (12?), which wall comprising at least a one second inlet (13) and at least one second outlet (14), wherein the sum of the cross-sectional areas of the or each second outlet (14) being greater than the sum of the cross sectional areas of the or each second inlet (13) whereby the linear flow velocity of a gas at a point downstream of the at least one second outlet (14) is less than the linear flow velocity of the gas entering the at least one second inlet (13).

Abstract: This oral cleansing device assembly is an oral hygiene tool, which is powered by compressed air pressure. My invention uses no electricity, no battery; brush-driving power is derived from a small air motor with a rechargeable small compressed air tank integrated into the handle. This invention provides lifetime functionality to a power driven dental brush since compressed air is replaceable, reusable resource. Air compressor cradle is used to recharge the small tank. The same system can be used to replace rechargeable or alkaline batteries (with limited life cycle) to power electric tooth brushes, electric razor, toy cars and many small tools cordless drills, sanders where short duration cordless use is desired. Over the life time of the product by not replacing batteries, this system is more economical, also cost of design can be reduced.

Abstract: A hydraulic control arrangement for a mobile work machine includes at least one hydraulic cylinder by means of which an operating tool can be moved. A direction control valve is provided for controlling the path of pressurized fluid between a pressure chamber of the cylinder, a pump, and a tank, as well as a safety valve inserted between the directional control valve and the pressure chamber of the cylinder to which pressure is applied during the lifting of the operating tool. The safety valve opens automatically when presssure is applied to the cylinder and is closed when no pressure is applied to the cylinder. The safety valve further operates so that it opens, automatically and independently of the pressure in the pressure chamber, during the lowering of the operating tool and/or during a float operating mode, selected by an operator.

Abstract: A neutral start switch arrangement is provided for a work vehicle having a motor driving a hydrostatic pump, the hydrostatic pump driving a hydraulic motor which drives a wheel. The hydrostatic pump typically has an input control shaft, the rotation of which moves the hydrostatic pump from the neutral position to the forward or reverse drive position. A selectively rotatable control arm is fixed to the input control shaft. A first arm is mounted for rotation about the input control shaft axis. A second arm is mounted for rotation about the input control shaft axis. The control arm and the first and second arms are configured for the control arm to be rotated from a neutral drive position to rotate the first arm in a forward drive rotary direction or the second arm in a second rotary direction corresponding to the reverse drive. A first leg extends from the first arm and a second leg extends from the second arm, and a spring is stretched between the first and second legs.

Abstract: Systems and methods involving monopropellant and hypergolic powered proportional actuators that may be used in applications such as robotics. A blowdown tank delivers fuel to a reaction site, produce gaseous products. Those gaseous products are transported to a pressure reservoir or directly to the actuator. The gaseous products are controllably introduced into the actuator to actuate a piston. The piston may be used to power a host of devices including robots.