Abstract: A portable computer device and a screw rod device are provided. The portable computer device includes a computer body, a display, a support member and a screw rod structure. The support member is rotatably connected to the computer body and the display respectively. The screw rod structure is disposed in the computer body, and includes a fixing base, a free gear, a screw rod, a transmission gear and a driving gear. The fixing base has an accommodating portion and a connecting portion, and is connected to the display through the connecting portion. The free gear is disposed in the accommodating portion and screwed to the screw rod. The driving gear drives the free gear through the transmission gear, so that the free gear moves along an axial direction of the screw rod, thereby pushing the fixing base to adjust an included angle between the display and the computer body.

Abstract: The reciprocating piston mechanism with an extended piston offset is provided. The mechanism is of the type that contains at least one cylinder having a longitudinal axis, at least one piston that has a pivot pin and is slidingly installed in the cylinder, a crankshaft, which is offset at a distance from the longitudinal axis of the cylinder, a rocker arm/lever assembly pivotally mounted on a crankpin of the crankshaft. The mechanism is also provided with a connecting rod that connects the cylinder to one arm of the rocker arm/lever assembly. The other arm of the rocker arm/lever assembly has a roller that is guided in a confined pathway and works as a fulcrum of the lever and a stabilizer/rudder at the same time.

Abstract: The invention relates to a lifting device for a work station of a packaging machine, the lifting device comprising two drive shafts, which are arranged in parallel and which each have arranged thereon at least two toggle levers for vertically moving in common a tool lower part. The drive shafts each have a servomotor as a drive unit and the servomotors are synchronized with each other.

Abstract: A gear device includes an eccentric cam rotatably formed and including a support portion arranged eccentrically relative to a rotational axis center of the eccentric cam, an internally toothed gear provided coaxially to the eccentric cam, an externally toothed gear supported by the support portion and engaged with the internally toothed gear, an output portion integrally coaxially rotating with the externally toothed gear, and a bearing portion supporting the output portion in a state where an axis line of the output portion and the externally toothed gear slants relative to the rotational axis center of the eccentric cam in a manner crossing the rotational axis center. Each of the internally toothed gear and the externally toothed gear includes a bevel gear portion which is formed by forming gear teeth on a circular cone whose apex overlaps with an intersection point of the axis line and the rotational axis center.

Abstract: A method for controlling back clearance of a motion transmission apparatus, is capable of controlling the generation, reduction and even elimination of a back clearance of a motion transmission apparatus to meet different needs. The motion transmission apparatus comprises: a first electric motor, a second electric motor, and a toothed member engaged with the first and second toothed drive members, when the toothed member needs to be precisely positioned, the back clearance between the second electric motor and the toothed member at different positions of the toothed member will be controlled according to the torque change, so as to consequently change a position offset of the second electric motor with respect to the first electric motor, when the toothed member doesn't need to be precisely positioned, the second electric motor shouldn't be controlled.

Abstract: Provided is an interlocking chain forward and backward actuating device type device, the device being configured so that the space within the device is effectively utilized and that a device configuration most suitable for driving interlocking chains is selected to enable the interlocking chains to be smoothly driven. An interlocking chain type forward and backward actuating device (100) is configured in such a manner that a pair of flat face-shaped chain support faces (132AS, 132AS) which sandwich and support a rigid chain portion (110G) from both sides thereof each form a portion of each of the guide groove faces (132, 132) of chain guide grooves (131, 131) while being continuously connected to each of a pair of curved guide faces (132BS, 132BS) which respectively guide disengaged portions (110H, 110H) of a pair of interlocking chains (110, 110), the disengaged portions (110H, 110H) having been disengaged from each other.

Abstract: In an electric linear motion actuator for transmitting torque of a rotary shaft (4) to planetary rollers (7) and thus to a linearly driven output member constituted by an outer race member (5), axial movement of a carrier (6) supporting the planetary rollers (7) is restricted, and the outer race member (5) is axially slidably fitted in a radially inner surface of a cylindrical portion (1a) of a housing (1) and is rotationally fixedly coupled to an object to be driven via keys (25) The planetary rollers (7) have their radially inner surfaces rotatably supported, on respective support pins (6c) of the carrier (6), and are radially inwardly biased by radial compression ring springs (21) wound around the support pins (6c) so as to envelop the support pins. The planetary rollers (7) are thus pressed against the radially outer surface of the rotary shaft (4).

Abstract: A method for operating an automated dual-clutch transmission having two sub-transmissions, with which shafts are associated, which transmit a/no torque as active/inactive shafts when a sub-clutch is engaged/disengaged and a gear is engaged/disengaged, the size and direction of said torque being dependent on the particular gear that is engaged, wherein even gears are associated with an even shaft and odd gears are associated with an odd shaft. When an odd/even gear is engaged, that is, when the odd/even shaft is active, a gear is also initially engaged on the inactive even/odd shaft, in order to change a critical resonance slip speed.

Abstract: A transmission system has a clutch module with a single input and two outputs. First and second clutch devices are positioned between the input and the two outputs. A transmission module, having two inputs and a single output, includes two sub-transmissions where at least a single speed transforming gear or a single transmission clutch is located between an input and an output of each sub-transmission. The two outputs of the clutch module are connected here to the two inputs of the transmission module. Between the input and the first output of the clutch module is located a first planetary gear set, and between the input and the second output is located a second planetary gear set.

Abstract: A cup-shaped flexible externally toothed gear of a wave gear device comprises a cylindrical body part, and an external-teeth area thereof includes a pushed portion pushed radially outward by a wave generator and a groove formed in a position adjacent to the pushed portion toward a diaphragm. The reaction force of the wave generator can be reduced because the groove is formed to partially reduce thickness in a portion that does not affect the root strength of the external teeth. The increase in root stress can be suppressed when the roots of the external teeth are thickened, and root strength can be effectively increased. The load torque of the wave gear device can thereby be increased.

Abstract: A marine propulsion device includes a motive force transmission system, a propeller shaft, a housing section, and a clutch. The motive force transmission system includes a crank shaft and a drive shaft which transmits a motive force from the crank shaft. The propeller shaft transmits the motive force from the drive shaft. The housing section houses the motive force transmission system. The clutch is attached between the motive force transmission system and the housing section. The clutch permits relative rotation between the motive force transmission system and the housing section by opening a connection between the motive force transmission system and the housing section during normal rotation of the motive force transmission system. The clutch prevents relative rotation between the motive force transmission system and the housing section by connecting the motive force transmission system and the housing section during a reverse rotation of the motive force transmission system.

Abstract: A steel gear includes a substantially cylindrical outer peripheral ring portion having a toothed shape formed on its outer peripheral surface; and a flange portion extended radially inward from an inner peripheral surface of the outer peripheral ring portion. The steel gear has a thermal history layer formed in the outer peripheral ring portion, and the depth of the thermal history layer in the direction inward from the tooth bottom of the toothed shape of the outer peripheral surface is greater in the first protruding portion and the second protruding portion than in the coupling portion with the flange portion, and is substantially the same between the first protruding portion and the second protruding portion. As a result, even if the “carburization/slow cooling/high-frequency quenching treatment” is used as a manufacturing method of the steel gear, the steel gear has high dimensional accuracy.

Abstract: An electro-hydraulic control apparatus for a motor-vehicle transmission having at least five forward gears and one reverse gear, including first, second and third shift forks, each movable in at least one engagement position to engage a respective gear, first, second and third hydraulic actuators each arranged to control the movement of a respective shift fork in the respective at least one engagement position, and a slide valve selectively movable into one of at least three operating positions in each of which the slide valve selects a respective hydraulic actuator, wherein a first operating position is an end-of-travel position and corresponds to the selection of the first hydraulic actuator, and wherein a second operating position is also an end-of-travel position and corresponds to the selection of the second hydraulic actuator.

Abstract: An actuator device configured to actuate a first functional unit and a second functional unit. The actuator device has an actuator motor configured to generate a rotational drive movement, a first shift device assigned to the first functional unit, a second shift device assigned to the second functional unit, and a shift drum which couples the actuator motor and the shift devices in terms of drive. The first shift device is coupled to the shift drum via a first positive control mechanism, and the second shift device is coupled to the shift drum via a second positive control mechanism. By the positive control mechanism, a rotational movement of the shift drum, which can be generated by the rotational drive movement, may be converted into a translatory movement of the first shift device and/or into a translatory movement of the second shift device.

Abstract: A compact, lightweight manipulation system that excels in operability and has a force feedback capability is provided. When automatic operation of a slave manipulator 105 that follows manual operation of a master manipulator 101 is bilaterally controlled by means of communication, the force acting on the slave manipulator is fed back to the master manipulator by operating the master manipulator primarily under electrically-driven speed control and the slave manipulator primarily under pneumatically-driven force control. Therefore, in the master manipulator, it is not necessary to compensate for the dynamics and the self-weight of the master manipulator in the motion range of a user, allowing highly accurate, broadband positional control, which is specific to an electrically-driven system, and in the slave manipulator, nonlinearity characteristics specific to a pneumatically-driven system presents passive softness, provides a high mass-to-output ratio, and produces a large force.

Abstract: An arm unit having an improved configuration to simply change stiffness according to varying situations and a robot having the same are provided. The robot includes an arm unit, and a drive unit to drive the arm unit. The arm unit includes a plurality of links to come into rolling contact with one another via at least two regions thereof, and a plurality of wires penetrating the plurality of links to connect the links to one another.

Abstract: A manipulator mechanism according to the present invention comprises an arm 1 having a tip mechanism 3 attached to its tip part, and an arm paying out device 2 to which the base end part of the arm 1 is coupled for winding and paying out the arm 1. The arm 1 comprises a tape aggregate 4 formed by bundling a plurality of elastic tapes 41, and a plurality of bundling members 5 attached to the tape aggregate 4 with spaces therebetween in a longitudinal direction of the tape aggregate 4. The bundling member 5 is provided with a guiding groove 51, through which the plurality of tapes 41 pass, to keep the relative position of the plurality of tapes 41 constant.

Abstract: A power equipment unit such as an electric snowthrower, lawn mower, or the like, and a control system for use with the same. In one embodiment, a key is provided that functions as both a conventional removable key, and also as a push button mechanism to provide dual actuation functionality for a lever of the control system.

Abstract: An apparatus for cranking a shackle of a pump jack. The apparatus includes a shaft which fits through the shackle. The apparatus includes an arm rotatably attached to the shaft in proximity to a first end of an arm. The apparatus includes a handle for cranking the shaft. The handle having a locked state in which the handle is unable to rotate the shaft, and an unlocked state in which the handle is able to rotate the shaft. The handle attached to the arm in proximity to a second end of the arm. The handle extending essentially perpendicularly from the arm. The apparatus includes a locking mechanism engaging the arm at a pivot point and the shaft, the locking mechanism placing the handle in the locked state or the unlocked state by moving the arm about the pivot point to a first position where the handle extends inward toward the shackle or a second position where the handle extends outward away from the shackle, respectively. A method for cranking a shackle of a pump jack.

Abstract: Disclosed is a heating paint coating method for steering wheel and a steering wheel made by the same. The heating paint coating method uniformly form a heating paint layer on an object having a waved surface like in a steering wheel, and also facilely control a thickness of the heat-patterns. In addition, since it is possible to facilely control a position forming the heating paint layer, and a shape and thickness of the heating paint layer, the resistance division by regions is facilitated, and the loss of the heating paint is reduced, and also the processing cost is reduced.

Abstract: The pedal assembly includes a pedal and a cleat. The pedal has a spindle portion, a front portion with a front engagement member, a rear portion and a rear engagement member movably coupled to the rear portion. The cleat has a front engagement end and a rear engagement end. A front edge of the spindle portion is formed with a V-shaped positioning side. A U-shaped pad is attached under the front engagement end. Two legs of the pad are protrudent from the bottom of the cleat, and ends of the legs are separately formed with two abutment surfaces. The abutment surfaces abut against the positioning side.

Abstract: A process for purifying Mo-99 from an acidic solution obtained by dissolving an irradiated solid target comprising uranium in an acidic medium, or from an acidic solution comprising uranium and which has previously been irradiated in a nuclear reactor, or from an acidic solution comprising uranium and which has been used as reactor fuel in a homogeneous reactor, the process comprising contacting the acidic solution with an adsorbent comprising a zirconium oxide, zirconium hydroxide, zirconium alkoxide, zirconium halide and/or zirconium oxide halide, and eluting the Mo-99 from the adsorbent using a solution of a strong base, the eluate then being subjected to a subsequent purification process involving an alkaline-based Mo-99 chromato-graphic recovery step on an anion exchange material. Also provided is apparatus for carrying out the process.

Abstract: Novel systems and methods are described for reducing iron oxide to metallic iron in an integrated steel mill or the like that has a coke oven and/or an oxygen steelmaking furnace. More specifically, the present invention relates to novel systems and methods for reducing iron oxide to metallic iron using coke oven gas (COG) or COG and basic oxygen furnace gas (BOFG).

Abstract: The present invention is a can opening device that includes a can opener that includes an angle bit, a pair of scissor-type handles that are squeezed to press and removably secure the can after the can is opened by the can opener, a main handle that extends horizontally at a slight upward angle from the can opener and a pivot point that movably connects the scissor-type handles and a knob to relatively better grasp the device. The device also includes a threaded stem that is threaded through the pair of scissor-type handles, a triangular support disposed on the threaded stem, a lid press with a magnet strip and a generally circular-shaped support dish disposed on the bottom horizontal handle of the pair of scissor-type handles before the first end of the pair of horizontal handles.

Abstract: A movable outer cylindrical member and a movable inner cylindrical member are arranged vertically movably in a lower half of a cylindrical main body. By placing the movable inner cylindrical member on a bottle mouth and pushing down the cylindrical main body, a lower end of a hooking member is engaged with a lower end of the crown cap to pry the crown cap away. At the same time, the movable outer cylindrical member is moved up and a piston inside a cylinder arranged in an upper half of the cylindrical main body is moved up with the movable outer cylindrical member, so that the air in the cylinder is compressed, and a cover member is brought out in by the compressed air.

Abstract: A positioning function when a width-across-flats dimension of a tool is adjusted and a function of preventing a deviation in the adjusted width-across-flats dimension are fulfilled by a projection of a flat spring part being fitted into each fitting recess. By selecting the line of a fitting recess to be used according to the standard of an object to be clamped such as a nut, the positioning function and the function of preventing a deviation can be easily and reliably fulfilled even for the width-across-flats dimensions of different standards.

Abstract: A tool includes a body having at least two ends, an opening in said body to receive a tool, side extensions at each end of the body and one or more side bars extending from each side extension and configured to define one or more slots therebetween. An oil filter tool includes a body having at least two ends and an opening configured to receive a tool. Side extensions at each end of the body connect to the body through a bend. One or more side bars extend from each side extension and are configured to define one or more slots therebetween.

Abstract: A hammer wrench securing apparatus includes a collar having an elongate portion with a length and a first external perimeter as well as a base portion with a second external perimeter greater than the first external perimeter. A washer has a first internal perimeter extending around the elongate portion distal from the base portion and a spring extends around the elongate portion of the threaded collar between the base portion and the washer. In a method for removing at least one degree of freedom of a wrench, an internally threaded member is applied to an externally threaded member, a tool end of a wrench is applied to the internally threaded member, a threaded sleeve is applied to the externally threaded member adjacent to the internally threaded member and a washer is biased towards the tool end of the wrench.

Abstract: Improved fastener guide devices are disclosed for installing and removing fasteners comprising a moveable cover configured to guide the fastener during operation. Devices in accordance with the disclosure further comprise a magnetic element configured to stabilize the position of the cover. In an aspect, the magnetic element stabilizes the position of the cover, retains a fastener driver, and retains a fastener engaged with the fastener guide device. In another aspect, the fastener guide device is configured to manipulate oversized screws, such as a cement board screw.

Abstract: A wrench stabilizing system, wherein the wrench has an insertion opening machined on an exterior surface of the wrench head which extends throughout a length of the wrench head. A stabilizing portion is inserted through the insertion opening on the wrench head, and effectively stabilizes and supports a wrench in a use position and prevents rotation of the pipe being worked on, while at the same time, enabling a worker to operate another wrench in the process.

Abstract: A shaving implement includes a blade assembly configured for a wet shaving process wherein a user of the shaving implement grips a handle and draws the blade assembly across a surface of skin to be shaved. The shaving implement also includes an energy-imparting device, circuitry, and an activation device. The energy-imparting device is configured to impart energy to enhance the wet shaving process. The activation device is configured to impart a signal to the circuitry in response to handling of the having implement during the wet shaving process. In response to receiving the signal, the circuitry either extends or initiates an application of signals to the energy-imparting device that enable the energy-imparting device to impart energy that enhances the wet having process.

Abstract: A die body includes a die hole for punching a work. A core, including a discharge hole, which is in communication with the die hole, is provided in the die body. The core is provided with a plurality of fluid injection ports through which fluid is injected downward of the discharge hole. The die body is provided with inflow ports through which compressed fluid flows into the fluid injection ports. The core is made of resin. The discharge hole is tapered toward its upper side. An outer peripheral surface of the die body is provided with a peripheral groove which is in communication with the inflow ports.

Abstract: The present invention provides a family of devices to slice or cut items such as produce and more particularly, even large items such as watermelons safely, cleanly, and efficiently. The invention is scalable and can also be applied to the slicing or cutting of other items including logs. Other embodiments showing extensions to the invention are also disclosed.

Abstract: A cutting-angle adjustable bandsaw is provided with a base, a first mounting seat, a second mounting seat, a first saw table, a second saw table, a first drive unit, a second drive unit, a bandsaw unit and an adjustment unit. The first and second drive units can make the first and second saw tables move to different horizontal planes, so as to adjust the band blade riding between the drive wheel and the assistant wheel to an inclined position, so that the cutting angle of the band blade is changed to reduce the contact area between the band blade and the object to be cut, resulting in a reduction of cutting resistance and power saving.

Abstract: The present invention is an music box vibration plate and the Preparation method thereof, which comprises of a plurality of vibration piece disposed in parallel and having a thin flat sound generation pin with different length and generating sound as it is hit by the protrusion of the cylindrical drum or the disc and a fixing portions formed at the base end of the sound generation pin and having an enlarged thickness with the shape of plate, and a plurality of spacer disposed between each fixing portions of the vibration pieces to separate the vibration pieces, and a clamping member to clamp the fixing portions and the spacers.

Abstract: A saxophone neck system uses interchangeable component parts to modify and optimize sound and resistance. The saxophone neck system may allow a saxophone player the ability to change components to achieve variations in sound and to use the components with various manufacturers' instruments and mouthpieces. With the use of various internal shapes and dimensions placed in a specific combination, the player can create a desired sound. Additionally, the saxophone neck system may eliminate neck cork compression discrepancies from different manufacturers by offering different diameters of the body of the initiator portion of the saxophone neck system to fit any saxophone mouthpiece.

Abstract: The invention relates to a drumhead for volume-reduced and electronic drums, comprising an elastic mesh, fixed on a drumframe and elastic colloidal coatings integrally formed on the upper and lower surfaces of the elastic mesh. The colloidal coating covers at least a part of the surfaces of the elastic mesh. The elastic mesh uses one of polyester mesh, nylon mesh, cotton-fiber and mesh. Said elastic colloidal coating is round and located at the center of the drum, and has an area of 5%-100% of the entire drumhead surface. By injecting the colloid on the mesh according to the invention, the strength, elasticity and wear resistance of the elastic mesh body can be improved, and the lifetime of the drumhead can be extended up to five times. The invention reduces the sound of the drumstick by 20 dB.

Abstract: A system herein provides a protective cover that also serves as a cleaning product for multiple musical instruments such as guitars. The system is designed to protect instruments from dust, oils and/or other debris (e.g., resulting from being played) that attach to the instrument and influence the oxidization process. For example, oxidation tends to reduce the life of strings of stringed instruments. The system is designed to remove oil and debris through user cleaning while protecting the instrument when covered and not being used.

Abstract: A method is presented that selects a musical exercise to be performed by a student based on the assessment of previous performances of musical exercises within a syllabus. The musical exercises within the syllabus that have been performed more poorly are more likely to be selected. This enables the student to practice the exercises that are most in need of practice without having to wait for feedback on progress from a teacher and thus accelerates the learning process.

Abstract: A method of playing a digital sound clip, including creating a digital sound clip, and producing, by an amplifier, the digital sound clip in response to a hitting of the note on a guitar.

Abstract: Methods, devices, systems, and computer programs are presented for providing music while exercising. One method includes an operation for receiving a request for a music segment from a computing device. The request includes the pace of exercise of a user associated with the computing device. The music segment is selected based on the pace, and the music segment is modified to correlate the tempo of the music segment to the pace of exercise. The modified music segment is sent to the computing device to be played in one or more speakers to provide music that is correlated to the exercise.

Abstract: A cymbal vibration transducer system includes a cymbal and a cymbal pickup. The cymbal pickup has a ferromagnetic body affixed to the cymbal and is operable to vibrate with the cymbal. It also has a one or more pickup heads each operable to transduce the vibrations of the ferromagnetic body into electrical signals. A method for transducing cymbal vibrations includes vibrating a ferromagnetic body commensurately with cymbal vibrations, applying a first magnetic flux to the vibrating the ferromagnetic body, and detecting disruptions in a first electric signal resulting from vibrations of the ferromagnetic body in the first magnetic flux.

Abstract: A bifilar pickup for an electrical stringed musical instrument is provided. The bifilar pickup comprises a single coil wherein the coil is formed with two closely spaced but electrically isolated parallel wound wires. A guitar in combination with the bifilar pickup is additionally provided.

Abstract: A suppressor assembly for connection to the muzzle of a firearm includes an injector portion for connection to the muzzle and a suppressor portion for connection to the injector portion. The injector portion has a chamber for holding a quantity of fluid. When a firearm is discharged and the projectile passes through the injector portion, fluid is drawn from the chamber and into the suppressor portion to thereby shield the suppressor portion from full impact of gases associated with the fired projectile. The injector and suppressor portions can be operated independently and the injector portion can also function as a muzzle break, flash suppressor, and so on.

Abstract: A transparent armor system includes a hard face fabricated from a substantially transparent glass-ceramic material exhibiting crystalline bodies throughout the mass of the glass-ceramic material and a backing covering a rear surface of the hard face opposite an anticipated incoming projectile. The backing has a refractive index substantially matching that of the hard face such as to allow substantial transparency of the transparent armor system. In certain embodiments, a bonding layer is provided to bond the backing to the hard face. The hard face serves to disburse energy caused by the impact of an incoming projectile with the transparent armor system, while the backing serves to retain any pieces of the hard face fractured during ballistic impact.

Abstract: The present invention relates to a pane construction or screen for covering and protecting at least a part of the outside of a ballistic block of a bullet proof window. The ballistic window for use in a motor vehicle may comprise the ballistic block having transparent panes and layers made of glass, ceramic, or plastic which are arranged in a layered manner in a laminate, and it has an outside surface which is covered completely or at least in part by the transparent pane construction.

Abstract: The present embodiments relate to hull have a geometric shape where a first wall, second wall, and third wall are designed to mitigate the effects of an explosion. In an exemplary embodiment, the hull may have a double-vertex shape.

Abstract: The invention relates to protection grid against a projectile, for example of the rocket type that incorporates a body extended by a fuse, said grid incorporating bars linked together by uprights, and is characterized in that said grid is formed in a single piece and is of a thickness that is three times less than the thickness of a bar, the section of a bar and uprights being polygonal with square edges.

Abstract: A hydraulic servo-control of a servo-controlled gearbox provided with a hydraulic accumulator, having an outer housing and a piston that is slidable axially inside the outer housing and adapted to define a first variable-volume chamber for a gaseous material and a second variable-volume chamber for a control fluid under pressure; and at least one limit stop arranged at an open end of the outer housing which serve as a lower limit stop element; wherein the outer housing is provided with an upper limit stop element, which acts to limit the pressure value inside the first variable-volume chamber within a predetermined safety range.

Abstract: The mounting arrangement is applied to a compressor which comprises: a piston having a cylindrical tubular body; and an actuating means connected to the piston to drive the latter in a reciprocating movement. The suction muffler comprises two tubular inserts, longitudinally disposed in the interior of the piston and having spaced apart open adjacent ends, and closed opposite ends respectively affixed to the top wall of the piston and to the actuating means, and defining, in the interior of the piston, a muffling chamber (C) and an annular passage medianly opened to the muffling chamber (C) and communicating an open rear end of the piston with a suction valve provided in a top wall of said piston.