Abstract: An improved diamond tipped saw blade for cutting stone, concrete and similar materials having an innovative laminated core structure of metal and ceramic fiber material arranged to reduce operating noise, increase resistance to heat and significantly increase blade strength and wearability. Importantly, an innovative welding process is employed for attaching diamond cutting segments to the core thereby materially enhancing cutting performance of the blade and permitting replacement of worn cutting segments. Modifications of the aforedescribed blade structure are disclosed setting forth alternative structure of parts.

Abstract: A circular saw blade includes a generally circular blade portion and a plurality of spaced apart teeth attached to the circular blade portion. Each tooth extends outwardly and upwardly from the circular blade portion. Each tooth has a leading edge and a dimple formed therein proximate to a leading edge. Each tooth has a positive rake. Preferably the positive rake is in a range of between about 20 and about 45 degrees.

Abstract: The present invention involves a tempering formula which utilizes specific pitch offsets, which when applied to the guitar, result in extraordinarily pleasing intonation.

Abstract: A musical instrument stand for, for instance, marimbas comprised of a musical instrument mounting holder and a stand main body. The musical instrument mounting holder is connected at its bottom to height adjustment devices, which are installed in the leg columns of the stand main body, with an angle adjustment mechanism which is, for instance, an universal joint, in between, thus allowing the musical instrument mounting holder to take a desired degree of angle with respect to the leg columns and tilt to the front or rear and to the left or right.

Abstract: A woodwind instrument has a key mechanism provided on a tube, and a player selectively closes and opens holes formed in the tube through a fingering; the key mechanism includes keys corresponding to the holes, and each of the key has an automatic regulator for uniformly pressing a pad washer to a pad received in a pad cup so that, even if the pad cup is inaccurately fixed to a linkage of the key mechanism, the hole is surely closed with the pad.

Abstract: An improved drumhead comprising a substantially annular hoop having a generally planar upper member spaced apart from a generally planar lower member, a circumferential inner rim and a circumferential outer rim. Also provided is a film material or membrane, which is generally co-planar with the annular hoop, for constituting a drumming surface, which extends flat across the area defined within the circumferential inner rim and the circumferential outer rim. The drumhead is adaptable for use with a large variety of percussion instruments including toms, snare drums, bass drums, tambourines, congas, bongos and many other types of ethnic and other drums. The invention can also be employed separately as a hand held drum with the flat annular hoop section of the instrument functioning as a drumshell.

Abstract: A musical drum having a tapered shell connecting to a bottom, the tapered shell having ribs. The shell has an opening opposite the bottom. The drum also contains a plurality of layered mounting blocks mounted on the outer surface of the shell. The drum also has a rim member surrounding the shell and adjustably mounted to the mounting blocks. A membrane is mounted on the rib member and covers the opening at the top of the shell. A plurality of legs are adjustably mounted to the shell. Handles can also be mounted to the shell.

Abstract: An electronic musical instrument is operable to provide a music play and an associated capability utilized by users in association with the music play under different modes customized to the respective users. In the electronic musical instrument, an ID setting section sets identification information effective to identify each of the users. A managing section manages personal information containing a profile of each user in correspondence to the identification information of each user. A capability activating section operates when identification information of a particular user is designated for activating the capability under a mode customized for the particular user according to the personal information corresponding to the designated identification information.

Abstract: There is provided an electronic music apparatus that can make effective use of song data by separately controlling external outputting of the song data according to songs while protecting the rights. When song data is selected, the song data is read from a second ROM or a flash memory and written into a RAM together with a copyright flag CRF indicating that the song data has a copyright, when it is set to “1”. When an external output instruction is given, when the copyright flag CRF corresponding to the selected song data is set to “0”, it is judged that the song data has no copyright to be protected. Then, the song data is output according to the external output instruction. On the other hand, if CRF=1 holds, it is judged that the song data has a copyright to be protected, and then an output inhibition message is displayed to inhibit external outputting of the song data.

Abstract: A computerized method and apparatus for creating a scratch effect through a MIDI interface. In one form, timing signals are derived from a turntable whose direction and speed of rotation are manually controlled by a disk jockey. The timing signals are processed by a microcomputer into a MIDI protocol recognizable by a conventional MIDI instrument. Preferably, the microcomputer is coupled to control a computer which interprets the MIDI protocol output and uses the output to regulate speed and direction of playback of a musical and/or visual presentation.

Abstract: A sound system and method for modeling a sound field generated by a sound source and creating a sound event based on the modeled sound field is disclosed. The system and method captures a sound field over an enclosing surface, models the sound field and enables reproduction of the modeled sound field. Explosion type acoustical radiation may be used. Further, the reproduced sound field may be modeled and compared to the original sound field model.

Abstract: A energetic-based piston actuator system imparts a rotational motion in the piston in a manner that increases system efficiency and reliability. A malleable ring mounted about the piston neck obturates upon initiation of the energetic charge, and rifling provided on an interior surface of the actuator barrel causes the ring to rotate, and causes a counter-rotation in the piston. The rotating ring serves as a seal for preventing gas blow-by and the rotating piston is more dynamically stable throughout its travel down the barrel.

Abstract: The present invention provides a speed governor (5) suitable for use in a fluid driven down-hole tool (3). The speed governor comprises an actuator (7) operatively coupled to a motive fluid flow control valve (6). The actuator is and arranged so as to be activatable, directly or indirectly, in response to the running speed of the tool (3), for opening of the control valve (6) with increasing rotational speed of the motor (3) above a predetermined speed limit thereby to limit the rotational speed of the downhole tool (3).

Abstract: A fluid power operate linear drive possessing a slab housing (2) with an elongated cross sectional outline, in which a plurality of receiving spaces (8) are arranged extending in a common housing plane adjacent to each other in the direction of the longitudinal axis (3) of the cross section. At one first narrow side (21) of the housing there is a piston receiving space (12) extending in the longitudinal direction containing a piston (13) connected with an outwardly running force output part (16). At the opposite second narrow housing side (22) there is an electronic circuitry receiving space (23) containing electronic valve control circuitry (24). Between the piston receiving space (12) and the electronic circuitry receiving space (23) there is at least one valve receiving space (26), which contains a control valve means (25), which is able to be electrically operated and serves for the control of fluid actuation of the piston (13).

Abstract: A high pressure seal assembly provides an electrical path between the sensor and an external connector.

Abstract: A power booster for a brake system including a housing having an interior and a pair of diaphragms separating the interior of the housing into three chambers. A power piston assembly is coupled for movement with the diaphragms and includes an output member. A reaction member is coupled to the power piston assembly, and an input member is adapted to be coupled to a movable brake pedal. An air valve assembly moves between open and closed positions to selectively admit atmospheric air into selected ones of the chambers. This induces an output force on the diaphragm that is transferred to the output member of the power piston assembly. The triple booster adds an additional working chamber with an added approximately 45% increase in power boost. The triple power booster retains many of the same components as prior dual or tandem boosters to provide an economical solution to increase booster output without the need for new tuning procedures or added booster diameter.

Abstract: A fluid power operable actuating means, which possesses a flexible contractible tube (2) extending between two spaced head pieces. such flexible contractible tube being caused to expand radially when its inner space is subjected to fluid pressure and transmitting simultaneously axial forces, due to contraction, to the head pieces. The flexible contractible tube (2) comprises an elastically deforming flexible tube body (5) which is provided with supporting means contributing to increasing its strength and/or to transmitting force. The supporting means are in a form with a special geometrical shape having a cross sectional outline on the inner periphery (15) and/or the outer periphery (16) of the flexible tube body (5) which is non-circular and/or such supporting means are in the form of several portions of the body of the flexible tube (5) with properties of the material of the flexible tube body which are different from one another.

Abstract: A linear drive unit (1) possesses a first principal body (2) with a U-like section part (4) and furthermore a second principal body (3) with a drive housing (7). Using at least one drive means the two principal bodies (and 3) may be driven to perform a linear relative movement. The section part (4) straddles the drive housing (7), its longitudinal limbs (5a and 5b) being opposite to the side faces (13a and 13b) of the drive housing (7) with the intermediate placement of linear guide means. The section part (4) comprises two section elements (23a and 23b) each having one of the limbs (5a and 5b), such section elements being firmly joined together and being placed opposite to each other alongside each other setting the guide play of the linear drive means.

Abstract: An apparatus and a method for purifying the air used in cryogenic air separation are described, which are capable of effectively removing nitrogen oxides and/or hydrocarbons. The apparatus comprises an adsorber comprising an adsorption cylinder that has a first adsorbing layer and a second adsorbing layer therein. The first adsorbing layer is composed of a first adsorbent capable of selectively adsorbing water in the air. The second adsorbing layer is composed of a second adsorbent capable of selectively adsorbing nitrogen oxide and/or hydrocarbon in the air passing the first adsorbing layer, wherein the second adsorbent comprises an X zeolite containing magnesium ion as an ion-exchangeable cation.

Abstract: The present invention describes a pressure swing adsorption (PSA) apparatus and process for the production of purified hydrogen from a feed gas stream containing heavy hydrocarbons (i.e., hydrocarbons having at least six carbons). The apparatus comprises at least one bed containing at least three layers. The layered adsorption zone contains a feed end with a low surface area adsorbent (20 to 400 m2/g) which comprises 2 to 20% of the total bed length followed by a layer of an intermediate surface area adsorbent (425 to 800 m2/g) which comprises 25 to 40% of the total bed length and a final layer of high surface area adsorbent (825 to 2000 m2/g) which comprises 40 to 78% of the total bed length.

Abstract: A treatment device is attached to a sealed container to provide clean replacement atmosphere to maintain the purity and cleanliness of the uncontaminated liquid remaining in the container. The device includes a valving system arranged to control flow of atmosphere into and out of the container, and includes a bubbler filled with treatment liquid, such as a disinfectant or purifying agent. Filtered air is bubbled through the treatment liquid prior to feeding the replacement atmosphere into the sealed container. In one embodiment, a floating valve assists in preventing undesired suction of the treatment liquid into the container. In another embodiment, the treatment device is attached to exhaust atmosphere to keep an ambient area clean as new liquid is added to the container and harmful atmosphere is exhausted. Methods related to the above are also defined and claimed.

Abstract: An embodiment of the invention is an automated system for transporting and deoxygenating a solution. The system is designed to: 1) transport a solution through a deoxygenating device 2) continuously monitor the oxygen content of the deoxygenated solution 3) collect the solution in a reservoir and automatically maintain solution level 4) automatically dispense the solution as requested and 5) perform automated solution prepare, startup, and shutdown operations.

Abstract: Apparatus and a process are described, wherein furnace flue gas, containing moisture, is expanded through a pressure drop sufficient to cause saturation of the gas. The resulting condensation of water increases the mass of particles, making them easier to separate from the gas. Acid components of the flue gas may be similarly rendered more easily separable. These wetted particles are then separated and removed from the flue gas. The cleaned flue gas is then compressed back up to chimney pressure for discharge.

Abstract: A blower apparatus for a vehicle for blowing air into a cabin. The blower apparatus including a case member, various units and airflow passages. The units include an air cleaning unit for cleaning the air, and a component-adding unit for adding air components such as ions to the air. The units have compatible external shapes and sizes for selective installation in almost the same positions in the airflow passages, thereby meeting user needs of changing the function of the blower apparatus simply by arranging the units to the desired positions.

Abstract: There is provided a three-dimensional adsorbent particle filter having a width, depth and at least one exposed outer face. The filter comprises darkly colored adsorbent particles having an L-value of 60 or less, preferably 20 or less providing a dark contrasting background. Reflective particles are present at the outer face of the filter at levels that allow a user to visually differentiate the filter based on the contrast between the reflective particles and the dark adsorbent particles. Different reflective particle or combinations of reflective particles are used with different filters to differentiate the filters each from the other.

Abstract: A fume extraction and filter apparatus includes a housing including a base and a top portion connected to a top side of the base. The base includes an inlet in a side thereof, the inlet leading into the housing and being in flow communication with an outlet in the top portion. A motor is disposed in the housing. A blower assembly is disposed in the housing and drivable by the motor to draw air into the inlet and cause the air to exit through the outlet. A filter is disposed in the housing between the inlet and the outlet and is arranged to filter air drawn in the inlet before the air exits through the outlet.

Abstract: Infusion machine comprising a base (1) receiving a collecting tray (2) formed with a bottom (3) and a side wall (4) and provided with a cover (5) forming a support for an infusion receptacle, as well as a device for producing infusion having a head (7) for infusion outlet, overlying said support (5) by a distance (d), said support (5) being movably mounted as to height relative to the tray by adjustment means (11) to cause the distance (d) to vary.

Abstract: An apparatus for deep-frying food, including a window (22) of a transparent material which takes up at least a portion of a cover (5; 105; 205) and which extends at least partially at an angle or vertically. A vapor discharge channel (6) communicates with the inner space (3) of the pan. A cooling surface (7) is provided for cooling vapor, which cooling surface communicates with the inner space (3) via the vapor discharge channel (6). A storage reservoir (13) is used for storing condensate that has precipitated on the cooling surface (7), and a collecting gutter (21; 121; 221) serves for collecting condensate that has precipitated on the window (22). The collecting gutter (21; 121; 221) extends along a bottom end of the window (22) and includes a drain (30; 130), via which drain the collecting gutter (21; 121; 221) communicates also with the vapor discharge channel (6) for draining condensate to the vapor discharge channel (6).

Abstract: A barbecue grill cart including a right leg frame assembly and a left leg frame assembly, each having a front leg and a rear leg, the front leg and the rear legs being connected by a support member. The cart further includes a front panel and securing means, the securing means being disposed through the front panel and the right front leg and the left front leg.

Abstract: The invention is based on a drive device for a movable part, especially a mold closure device for an injection molding machine. A conventional mold closure device possesses a hydraulic cylinder-and-piston unit having a first hydraulic piston, which borders with a first active surface on a first pressure chamber and with a second active surface, which is smaller than the first active surface and faces in the opposite direction thereto, on a second pressure chamber, and comprises a further hydraulic piston, which is fixedly connected to the first hydraulic piston, and possesses a third active surface, which borders on a third pressure chamber and is active in the same direction as the second active surface. Via a valve arrangement, the second pressure chamber can be connected to the first pressure chamber and can be relieved of pressure separately from the first pressure chamber.

Abstract: The egg cracker is a kitchen utensil that can be held in one hand and by using a finger to move a lever can crack open an egg shell so the contents of the egg shell can be separated from the shell and the shell can be disposed of by pressing a lever and turning the utensil so the top side is facing down.

Abstract: A kind of metal food-heating tray for microwave oven comprising a metal tray, characterized by insulating stands that are evenly distributed on the bottom surface of the metal tray. The insulating stands on the bottom surface of the tray effectively detach the metal food-heating tray for microwave oven from the rotating tray of microwave oven to avoid sparks resulting from electric conduction between the two trays. Said metal food-heating tray for microwave oven performs equally as the metal food-heating tray for use with other than microwave oven and may be used together with both non-metal and metal rotating trays in the microwave oven.

Abstract: A peeling apparatus may include a frame, a set of mounts being removably connected to a first end of the frame adjacent at least one first roller opening and each mount including a flange bearing. The peeler may also include a set of abrasive rollers being arranged to define a peeling chamber and having first ends rotatably supported by flange bearings of the mounts so that the abrasive rollers are installable or removable through the at least one first roller opening upon removal of the respective mounts from the frame. The peeling apparatus may also include a set of roller drive motors for respective abrasive rollers that are also carried by respective mounts. A second set of flange bearings may be provided at the opposite end of the chamber. A high capacity embodiment includes dual peeling chambers and wherein feeders in the form of augers rotate in opposite directions.

Abstract: A round baler has a bale chamber surrounded by bale forming means running over stationary and moveable rollers. Some moveable rollers are carried by arms which are located outside opposite side walls of the bale chamber. This enables a bale to be formed within the spacing between the side walls and to be ejected by raising the arms carrying moveable rollers to open the bale chamber.

Abstract: A baler for the production of parallelepiped or slab-shaped bales is provided with a baling chamber whose cross section can be easily repositioned in height by servo motors that operate to adjust one part of the baling chamber relative to an overlapping second part. Corresponding adjustments can be made to the position of a driver for the baling piston, which itself is constructed to include separate telescoping parts. In addition, the needle assembly is provided with needle carrying arms that are mounted for movement with the movable part of the baling chamber.

Abstract: A baler includes a baling chamber configured for forming parallelepiped bales. The baling chamber has a top wall that is adjustable toward and away from a bottom wall of the chamber. The top wall is provided with a plurality of transversely spaced, parallel slots extending lengthwise of the chamber. A baling piston is mounted for movement within the baling chamber and includes an upper part which is defined by a plurality of transversely spaced ribs that are respectively received in the slots in the top wall and accommodate the movement of the latter during adjustment.

Abstract: An object of the present invention is to facilitate the release of a formed product from a die. A lower die is formed of a die plate, a plurality of cores, a cavity die and a slide plate. In the cavity die, a plurality of first opening portions are formed at the upper side and a second opening portion is formed at the lower surface side. Each of the first opening portion communicates the second opening portion. A core is placed each of the first opening portions. The slide plate is fitted in the second opening portion and supports each core from the lower side. A through-hole is formed in the die plate. The tip of an ejector pin is inserted into the through-hole. The ejector pin is installed in a lower shaft of the machine.

Abstract: An electrode is provided with an excellent quality for an electrical component. An electrode whole material slitter comprising a cutting section to cut an electrode whole material for an electrical component, a forming section to conduct smoothing of the convex portion on the sectioned electrode, electrode cleaning sections to remove fragments adhered on the sectioned electrode and a cutting method of electrode whole material.

Abstract: A punch or/and a die for tableting using a cobalt alloy as a basis material has/have an excellent corrosion resistance appropriate as a tableting machine for the preparation of tablets containing corrosive substance(s).

Abstract: A biaxial press molding system includes a cam apparatus having cams facing each other, and a biaxial press apparatus, disposed between the cams and installed to be capable of sliding contacting the cams, for forming a biaxial pressure to a molding object by converting rotational motion of the cams to linear reciprocating motion. Thus, a repulsive force generated during pressing concentrates only on the rotation shaft, so that an optimal design of the frame and a light system are possible. The upper and lower pressure continuously applied to a pressed object can be changed and the maximum pressure can be freely maintained, increased and decreased by forming upper and lower portions at the frictional surfaces of the cams facing each other. Also, a fine control of pressure is possible, the pressure can be appropriately distributed according to part of the pressed object, and mass production of accurate molding products is possible by controlling the pressing point of time.

Abstract: A method for producing precise, complex patterns on a glass or plastic substrate using a writing system capable of dispensing high viscosity materials at a volume rate synchronous with the rate of movement of a flexural member relative to said substrate, is disclosed.

Abstract: When perforating a stencil material by a thermal head on the basis of image data, the smoothness of the stencil material is measured. The energy applied to the thermal head is increased as the smoothness of the stencil material becomes lower.

Abstract: A printing machine, especially a rotary offset printing machine, has a counter-pressure cylinder (2), to which at least one printing group (S, S′), which is assigned between a feed system (3) and a delivery system (4) in the direction of rotation (D) thereof. The plate and/or rubber blanket cylinders (5, 6) of the printing group (S, S′) and/or perfecting printing group are constructed as a cassette-shaped modular unit (C, C′), which can be shifted from a use position axially into a servicing position.

Abstract: Drying equipment for a printer for aiding drying of a printed image on a web of print media includes a feed path through which the print media containing the printed image is fed after printing of the image on the print media. A drive arrangement drives the web through the feed path at a predetermined rate. A fluid supply duct is in communication with the feed path for supplying drying fluid over at least one surface of the web.

Abstract: The present invention is a method and apparatus for printing documents such as checks that includes an almost imperceptible security image or string of characters on the original face of the document. However, a scanned image of the original document (such as a photocopy) includes a clearly visible presentation of the security image or string of characters that distinguishes the photocopy from the original. The method of creating the security image involves printing a background of a gray scale, removing a portion of the gray scale in the shape of a security image or text, and printing a second gray scale in the removed area causing the two gray scales to appear as one, but where a scanned image of the document distinguishes the two gray scales to reveal the security image.

Abstract: A method and device for register mark setting of a printing press for multicolor printing. A calibration run is used for the calibration of register frames, and the correction data produced by the calibration of the frame is used to calibrate the register mark keeping of individual lines or areas of lines from the printing modules of the printing press, whereby the data of the register marks are detected to determine the correction data and are set in relationship to positions of an illustration drum and/or a separation drum.

Abstract: A device for cooling a material web in a web-fed rotary printing machine, includes a heating device for producing waste heat for evaporative cooling of a cooling medium, and a cooling configuration through which the cooling medium is directable for web cooling. A first quantity of the cooling medium is evaporated and a second quantity is cooled by removal of heat of evaporation. A vapor generator produces vapor at least partly by the waste heat from the heating device. At least one vapor-jet vacuum nozzle is operatable by the vapor for producing a negative pressure. The cooling medium is to be subjected to negative pressure in a negative-pressure chamber for at least partial evaporation and for cooling. A dryer including the cooling device, a printing machine including the cooling device or the dryer and a cooling method are also provided.

Abstract: An apparatus for remoistening a product web includes at least one applicator for applying a remoistening agent to a printed and at least partly dried product web. A device increases the temperature of the remoistening agent so that contaminants are removed by vaporization from the remoistening agent. A combination of the apparatus with a dryer and a cooling device and a method for remoistening the product web are also provided.

Abstract: Disclosed is an electronic detonator delay assembly, having an associated detonator, that can be pre-programmed on site with a time delay and installed in a borehole to carryout a blast operation. The assembly is first coupled to a programming unit to program the desired time delay, and then to a blasting unit, by means of a magnetic coupling device in the electronic delay assembly and to a single pass of a conductive wire through the magnetic coupling device. The programmed time delay in the electronic delay assembly can be double checked through a wireless communication link between the electronic delay assembly and the programming unit.

Abstract: A magnetic sensor and magnetic field sensing method for ordnance, comprising locating a magnetoresistance detector within the ordnance and detecting magnetic fields with the detector. Also other sensing method and sensors employing such detectors.