Abstract: A wiper for screwing on a rolling groove of a screw shaft includes a ring and a plurality of wiping protrusions extended from the inner surface of the ring. The ring has a plurality of dust discharge grooves formed on an inner surface thereof. The inner surface of the ring substantially configured to abut an outer surface of the screw shaft. Each wiping protrusion is arranged between any two adjacent dust discharge grooves. When the wiper screws on the rolling groove of the screw shaft, the wiping protrusions are arranged in and compressed by the rolling groove of the screw shaft, and a portion of the rolling groove touched with the wiping protrusions is arranged in a single pitch of the screw shaft. The instant disclosure also provides a ball screw assembly.

Abstract: A ball screw assembly has a screw shaft, a nut, a plurality of balls, and two end caps. The screw shaft has a spiral rolling groove formed on an outer surface thereof. The nut has a spiral load rolling groove formed on an inner surface thereof. The screw shaft passes through the nut, and the rolling groove aligns with the load rolling groove, and the rolling groove and the load rolling groove jointly define a raceway. The balls are disposed between the rolling groove of the screw shaft and the load rolling groove of the nut. The end caps respectively arranged on two opposite sides of the nut. The screw shaft passes through the end caps, one end surface of each end cap is exposed from the nut, and each one of the end surfaces has a plurality of dust discharge outlets formed thereon.

Abstract: A circulator comprises a circulating body and an extending rib. The circulating body is formed with an arc-shaped circulating passage. The extending rib is integrally radial inwardly extended from a curved portion of the circulating body. The curved portion of the circulating body is configured toward an inner direction of the circulating passage by reinforcement of the extending rib to increase a radius of the circulating passage. Moreover, the instant disclosure further provides an end cap-type ball screw assembly.

Abstract: A gearwheel arrangement that has a main gearwheel that has a hub is provided. The arrangement has a secondary gearwheel that has a receiving hole that receives the hub and is rotatable in a circumferential direction in relation to the main gearwheel. When the arrangement is in a mounting position the secondary gearwheel is secured in an axial direction. The arrangement may include a spring element that pretensions the secondary gearwheel in the circumferential direction. The spring element is completely enclosed within the gearwheel arrangement.

Abstract: The invention is provided with an operation lever one end side of which is supported by the trunnion axis so as to be incapable of relative rotation and which is configured to be capable of rotating the trunnion axis, a follower lever a middle portion of which is supported by the trunnion axis so as to be capable of free relative rotation, and a detection switch. For the operation lever, a link for operating the operating lever is connected to the middle portion thereof so that, when rotated by the link, the other side end portion of the operating lever comes into tactile contact with other side end portion of the follower lever so as to rotate the follower lever in order to on/off the detection switch.

Abstract: A structure prevents a gear shift lever from moving during a rear-end collision, and may include: a case mounted on the gear shift lever having a sliding groove; a lever having one end coupled to the case rotatable below the groove; a ball seated on the lever; a spring coupled to the lever so that elastic force is applied to raise the lever; a protruding portion mounted separate from the gear shift lever and positioned below another end of the lever, in which when the lever is rotated downward, an end of the lever is locked by the protruding portion blocking movement of the gear shift lever. When a rear-end collision occurs, the ball slides due to inertia rotating the lever downward to physically block the lever, thereby preventing a secondary accident by preventing the gear shift lever placed at an R-stage from unintentionally moving.

Abstract: An apparatus for returning a transmission to a primary mode is provided. The apparatus includes a shift lever that is configured to shift a transmission and a motor that is configured to provide driving force to move the shift lever. In addition, a selecting unit receives the driving force from the motor and moves the shift lever in a selecting direction. A shifting unit receives the driving force from the selecting unit and moves the shift lever in a shifting direction. The shift lever is further configured to be moved to a first position by the selecting unit and to a second position by the shifting unit.

Abstract: A horn switch device for a steering wheel may include an airbag module mounted in an inner region of the steering wheel to perform pressing and restoring operations while being elastically supported by a plurality of horn springs, a link plate assembly mounted on a lower surface of the airbag module and including a plurality of link plates to facilitate a seesaw movement, a module-side horn contact point positioned at the fixed end portion of each link plate and toward the outside of the airbag module, and a wheel-side horn contact point positioned below the module-side horn contact point. A horn operation is produced when the wheel-side horn contact point contacts with the module-side horn contact point.

Abstract: A control device is configured to be installed on a handlebar of a bicycle and configured to operate a brake device on the bicycle. The control device basically includes a bicycle attachment member, a brake operating member and at least one of a wireless communication unit and a notification unit. The brake operating member is pivotally coupled to the attachment member to pivot about a first axis. The least one of the wireless communication unit and the notification unit is disposed on the brake operating member.

Abstract: A steering column including an upper body, two connection flanges for connecting the upper body to a support element, and a tightening and blocking device the upper body in position on an internal tube, where the tightening and blocking device includes a clamp screw extending through the flanges, a set of cams comprising a fixed cam and a movable cam mounted such that it can move freely in translation along the clamp screw and arranged so that it can bear on one of the flanges, a rack capable of cooperating with a notched arrangement provided on the other flange, and a resilient means arranged between the movable cam and the rack in order to exert a return force on the rack in the direction of the notched flange.

Abstract: A collapsible steering column assembly for a vehicle comprises a shroud which surrounds a steering column shaft, a mounting bracket secured to or integral with a fixed part of the vehicle, a support bracket secured to the mounting bracket through one or more frangible connectors, a clamp mechanism which releasably secures the shroud to the support bracket, and a blocking part which is fixed in position relative to the mounting and at least in an unclamped condition of the clamp mechanism provides an additional force path between the clamp mechanism and the mounting bracket that does not pass through the support bracket. In the event that an axial load is applied to the steering assembly when the clamp mechanism is unlocked and has reached the end of its allowable travel at least some of the load is carried through the clamp mechanism and the blocking part to the mounting bracket along the additional force path.

Abstract: A supporting unit of a telescopic adjustment mechanism is placed within an opening hole formed at one end side of an outer jacket and fixed to an outer peripheral surface of an inner jacket. A tip of a screw axle which is movable in an axial direction of a jacket is linked to the supporting unit. The inner jacket placed at an inside of an outer jacket is pressed on an inner peripheral surface of outer jacket by means of a biasing mechanism placed at an opposite side of the opening hole. Thus, positions of the supporting unit and the biasing mechanism along the axial direction of the jacket are substantially coincident with each other and the supporting unit is placed within the outer jacket in the axial direction of the jacket. Consequently, a steering column apparatus can be small-sized in the axial direction of the jacket.

Abstract: The present invention relates to a tilt or tilt and telescopic steering apparatus for use in a vehicle. According to an exemplary embodiment of the present invention, a conventional structure, which should be provided with both of tilting fixing gears and telescopic fixing gears for locking after a tilt or tilt and telescopic operation, is improved in such a manner that the tilt or tilt and telescopic operation may be locked by a locking member and a linear protruding portion. As a result, an improper tooth-engagement phenomenon (tooth-on-tooth phenomenon) between gear teeth can be prevented, the tilt operation and the telescopic operation can be simultaneously locked, and required components can be reduced such that material costs can be reduced.

Abstract: A remote alignment system and a remote alignment tool for aligning a plurality of remotely operated tools are disclosed. In an embodiment, the alignment tool includes at least two sleeves. An exterior surface of each of the at least two sleeves is affixed to an exterior surface of an adjacent sleeve of the at least two sleeves. A tool retainer is disposed on an inner surface of each of the at least two sleeves for selectively retaining at least an axial position of a remote tool relative to the sleeve.

Abstract: A vehicle operation pedal apparatus comprising an operation pedal supported by a pedal support member so as to be pivotable about one axis, and a return spring having one end portion engaged with a bracket plate member disposed on the operation pedal and the other end portion engaged with a position fixing member, the operation pedal being returned by pivoting in accordance with an urging force of the return spring upon cancellation of a depressing operation of the operation pedal, the vehicle operation pedal apparatus further comprising an engagement hook being formed in the one end portion of the return spring by bending an end portion of a wire rod that constitutes the return spring, and an engagement hole or cutout into which the engagement hook is hooked being formed in the bracket plate member disposed on the operation pedal so as to pass through the bracket plate member, a surface direction of a portion of the bracket plate member, in which the engagement hole or cutout is formed, being set such that a

Abstract: A vehicle pedal assembly with a rotatable pedal. A hysteresis assembly includes a friction device and plunger, and first and second springs that are all separate and decoupled from each other and the pedal. The first spring exerts a force against the friction plunger that forces the friction device into frictional contact with the housing to generate and transfer a resistance force to the pedal. The first spring also exerts a force against the pedal when a foot force is removed from the pedal to return the pedal to idle with and without the movement of the friction device and without the force of the second spring. The second spring exerts a force against the friction device when the foot force is removed to return the pedal to idle without the force of the first spring. Barriers block the entry of debris into the housing.

Abstract: A positioning assembly is disclosed herein. An example includes a guide shaft having a longitudinal axis and a housing movable along and rotatable about the longitudinal axis of the guide shaft. The housing is also transversely movable and transversely rotatable with respect to the longitudinal axis of the guide shaft. The example of the positioning assembly additionally has a brake mechanism including at least one shoe and a caliper eccentrically mounted on the guide shaft and moveable from a first position that permits movement and rotation of the housing to a second position that impedes movement and rotation of the housing. Other elements and features of the positioning assembly are disclosed herein, as are other examples of positioning assemblies.

Abstract: An adjustment device having a rotatable knob for changing an adjustable setting of an aiming device, such as a riflescope. The knob includes a removable indicator ring slidable onto the knob and bearing a scale to provide visual feedback to a shooter regarding an adjustment position of the adjustable setting. The knob further carries a releasable latch that may extend radially outward relative to the knob to retain the indicator ring on the knob when the latch is in the latched position. When the shooter desires to remove and replace the indicator ring, such as in response to a change in shooting conditions, the latch may be released to an unlatched position to allow the indicator ring to be moved off of the knob. The shooter may thereafter insert a replacement indicator ring on the knob.

Abstract: A camshaft adjusting device having a vane-type adjuster which includes a rotatably drivable stator which is connectable to a first camshaft; and a rotor which is rotatably supported in the stator and is connectable to a second camshaft, a plurality of radially inwardly projecting projections, which divide an annular space between the stator and the rotor into multiple pressure chambers, being provided on the stator; and a plurality of outwardly projecting vanes, which divide the pressure chambers into oppositely acting working chambers, being provided on the rotor, a pressure medium being applicable to the working chambers to optionally adjust the rotor with respect to the stator via a central valve, the stator being rotatably fixedly connected or connectable to the first camshaft via the central valve.

Abstract: A roller assembly for application to a roller rocker arm is disclosed. The roller assembly includes a pin mountable to the roller rocker arm. The pin consists of a carbon steel. An inner race assembly operably connectable to the pin is provided, which includes an inner race member and an outer race member. The inner race member includes carbon steel and the outer race member includes a bronze material. The outer race member is fused to the inner race member, defining a contiguous and unitary inner race assembly. Moreover, a roller member is structured and arranged to be in rotatable engagement with the inner race assembly.

Abstract: Disclosed is a modular barrier system to protect a machine user from injury, the barrier structure having a plurality of modular units that can be manipulated individually to provide variable configurations of the barrier structure, that can be used with different pieces of machinery or for different applications, without removal or changing of the barrier structure in its entirety. The modular units comprise a slide unit and a latch mechanism to lock each individual modular unit in place, by way of ratcheting teeth. The barrier system may be positioned on a rail system that provides for lateral movement of the modular units while maintaining its attachment to the rail by a rail lock mechanism on the modular unit.

Abstract: The transmission includes an input shaft rotatable about a first axis of rotation, and a countershaft arranged substantially parallel with the input shaft and rotatable about a second axis of rotation. An output member is operatively connected to rotate in unison with the countershaft. Multiple pairs of intermeshing gears are included, each having a respective synchronizable gear that rotates about one of the input shaft and the countershaft, and a respective fixed gear mounted to the other one of the input shaft and the countershaft to rotate in unison therewith. An electric motor has a rotor concentric with and rotatable about the first axis of rotation. A first synchronizer is selectively engageable to synchronize rotation of the rotor with the input shaft. A second synchronizer is selectively engageable to synchronize rotation of the rotor with one of the synchronizable gears that rotates about the input shaft.

Abstract: A method for starting an engine includes preloading a spring of a torsion damper by transmitting torque having a magnitude less than engine cranking torque from an electric motor through a clutch to the spring, before cranking the engine, increasing a torque capacity of the clutch, and using the electric motor to crank the engine in response to a command to start the engine.

Abstract: A multiple-output transmission includes a drive motor and one or more stacked layers. Each layer includes one or more output gears, a drive gear, coupled to be driven by the drive motor, at least one idler gear, engageable with the drive gear, and means for indexing the at least one idler gear between multiple selectable indexing positions, thereby to selectively engage one or more of the output gears.

Abstract: A method for producing a high purity high carbon molten chrome product from chrome and carbon bearing material, said method comprising the steps of: (a) continuously introducing chrome compacts directly into an electric melter; (b) heating and melting the chrome compacts in the electric melter at a temperature of between about 1300° C. to about 1700° C. to form high carbon molten chrome; (c) preventing oxidation of the high carbon molten chrome via minimization of the ingress of oxygen containing gas in said heating step; (d) carburizing the high carbon molten chrome to form high carbon molten metallized chrome; (e) purifying the high carbon molten metallized chrome by reducing silicon oxides to silicon and desulfurizing the high carbon molten metallized chrome to produce the high purity high carbon molten chrome product; and (f) discharging the high purity high carbon molten chrome product from the electric melter.

Abstract: A sintered bearing has a structure in which Ni—P alloy particles having an average diameter of 10 to 100 ?m are dispersed in an amount of 1 to 20% by mass in a Cu-based sintered alloy base, a Fe—Cu-based sintered alloy base or a Cu—Ni-based sintered alloy base. The Ni—P alloy particles are derived from a raw material powder comprising 1 to 12% by mass of P; and a remainder composed of Ni and inevitable impurities. The Cu-based sintered alloy base contains no less than 40% by mass of Cu. The Fe—Cu-based sintered alloy base contains no more than 50% by mass of Fe. The Cu—Ni-based sintered alloy base contains 20 to 40% by mass of Ni and 0.1 to 1.0% by mass of P; or contains 10 to 25% by mass of Ni, 10 to 25% by mass of Zn and 0.1 to 1.0% by mass of P.

Abstract: Briquette for producing a foamed slag on stainless steel melts in an electric arc furnace, made up of mixtures of individual or multiple substances of following basic components: O2 carrier Dust, sludge or slag with ?10% FeO/Fe2O3, Dust, sludge or slag with ?1% Cr2O3, Dust, sludge or slag with ?1% MnO, Dust, sludge or slag with ?1% NiO, Scale with ?10% FeO/Fe2O3, Gas carrier Dust with ?40% CaCO3, Density adjuster Dust with FeCr, Dust with Fe/low alloy fine scrap, Dust with Cr/ferritic fine scrap, Dust with Ni/austenitic fine scrap, grinding dust, Dust with Mn/ferritic or low alloy fine scrap, Reducing agent Carbon-containing substances ?90% C, Dust or fine granulate of coke, coal or graphite, Binder Molasses, cement, Ca(OH)2, in each case ?5% by weight.

Abstract: This invention provides a double jet process to produce silver nanoparticles, the process comprising providing a double-jet system to form a reaction mixture in a reactor containing the reactor solution by adding a basic aqueous silver ammonia complex solution and a basic reducing solution to the reactor solution at the same controlled rate with a targeted pH profile for the reactor solution from acidic to basic determined by the addition rate and the initial pH of the reactor solution. Use of this process results in a dispersion comprised of silver nanoparticles that have a specific size and de-agglomeration level that is determined by the process conditions.

Abstract: A hammer includes a handle, a head portion, and a striking mechanism. The head portion is connected with the handle and includes a metal strike element and a resilient strike element. A receiving space is defined between the two strike elements. The striking mechanism is located in the receiving space and includes a slide axle and a striking member. The striking member has a through hole for being slidably sleeved onto the slide axle. The striking member is slidable in the receiving space to alternatively strike one end of the head portion. Thereby, inertia striking force is provided by the striking member so that the hammer can be used to strike an object more easily.

Abstract: A socket wrench includes a handle including a pivotal head including a cylindrical, eccentric recess on a bottom, a cylindrical cavity in a blind end of the eccentric recess, a perimetric opening proximate to the eccentric recess, and a spring depressible detent; a socket drive including a lower projection, upper external ratchet teeth, an annular groove, and an intermediate flange; a hollow drive gear including a circular opening on a bottom, first, second and third posts, first, second and third positioning wells; first and second pawls; and a biasing member disposed and biased between the first pawl and the second pawl.

Abstract: A coaxial connector includes a lip portion on one end thereof and an extension section coaxially extends from the lip portion. The extension section has a tubular portion coaxially mounted thereto and at least one protrusion extends from the outer surface of the tubular portion. A tool for disconnecting and connecting the coaxial connector includes a mounting portion for being mounted to the coaxial connector and the mounting portion has a yield slot defined therein which is located corresponding to the at least one protrusion of the coaxial connector.

Abstract: An anti-slip fastener driver includes a body portion and a driving portion formed at one terminal end of the body portion. The driving portion includes at least one peripheral face. At least one contact face is formed at one distal end of the driving portion opposite to the body portion. The contact face is beveled and at an inner included angle less than 90 degrees to the peripheral face. The contact face is adapted to abut against a terminal section of a bottom surface of a socket formed in a fastener to increase contact area between the socket and the anti-slip fastener driver for providing enough friction to turn the fastener.

Abstract: A torque adjustment device for a screwdriver includes a tube located in the handle of the screwdriver and has an adjusting member connected to the first end thereof, a cap is connected to the second end of the tube. A first block and a second block are connected with each other by engagement of the teeth on the two blocks. A spring is biased between the first block and the adjusting member. A link is connected to the cap which pushes a pushing member to move the second block toward the first block when using an assistance tool to rotate the cap. The first block is able to move toward the second block by rotating the adjusting member so as to change the matching force between the teeth of the blocks. The cap has digits and marks to acknowledge the user the setting value of the torque.

Abstract: A collapsible torque wrench includes: a shank having a drive head at a front end and two pivoted ends at a rear end; a connection rod, a front end of which being pivotally connected with the first pivoted end; a housing having a tubular body and a casing fixedly disposed on one side of the tubular body, the connection rod being relatively slidably fitted in the tubular body; a torque adjustment mechanism being mounted in the tubular body and including a fixing block, the fixing block being mounted in the tubular body by at least two pins; and a stop member received in the casing. A front end of the stop member is pivotally connected with the second pivoted end. The fixing block is easily demounted from the tubular body for replacement.

Abstract: A method of pre-controlling the shapes of a continuous-casting slab head and tail for reducing the cut amount of the head and tail of the hot rolling intermediate slab. The continuous-casting slab head and tail, is cut into a shape such that an end surface of the head concaves inwards and the tail projects outwards. The head and tail of a slab is cut in a curve that is symmetric to the center line in width thereof. Arc height, i.e. a maximum value of the concave amount at the head or that of the projection amount at the tail is controlled within 0 mm-50 mm.

Abstract: It is disclosed an industrial slicer of a food product. The slicer comprises means for guiding and conveying the food product along a conveying direction, comprises means for pressing the food product against the guiding and conveying means, wherein the minimum distance between the pressing means and the guiding and conveying means is configurable, comprises means for cutting the food product into a plurality of pieces according to a configured cutting pitch, comprises pre-pressing means for exerting a pressure value on the food product and comprises a control unit. The control unit is configured to calculate a number of cutting pieces. The cutting means are configured to cut the pressed food product into a number of pieces equal to the calculated number of cutting pieces.

Abstract: A system, a method and a collapsible and/or folding apparatus may use a wire loop to cut an object. The apparatus may have a wire loop connected to pulleys on a carriage attached to a frame. The carriage may move relative to the frame to direct the wire loop through the object. The apparatus may have arms on the carriage that may be folded and/or a kicker frame pivotably connected to the frame that may be retracted to reduce the overall size of the apparatus.

Abstract: A cutter for cutting an end section of a coiled web. The cutter includes roller elements for rotating the coiled web and a carriage assembly that is moveable in a first direction relative to a frame. The carriage assembly includes a saw element for cutting the end section to form a strip, wherein the saw element is moveable in a second direction transverse to the first direction. The carriage assembly also includes a contact wall and a spaced apart rotatable peeler element for separating the outer wrap of the web. In addition, the carriage assembly includes first and second actuators for moving the peeler element to a first position wherein the end section and strip are both clamped between the peeler element and the contact wall. Further, the second actuator rotates the peeler element to a second position wherein the end section is not clamped while the strip remains clamped.

Abstract: The present invention provides a cutting system for glass substrate and includes an upstream table for carrying the glass substrate. A downstream table is disposed adjacent to the upstream table for receiving the unit panel cut from the glass substrate. A transferring device is provided for displacing the glass substrate from the upstream table to the downstream table. A cutting device is arranged between the upstream and downstream tables, and includes an upper knife and a lower knife suitable conducting cutting strokes with respect to the glass substrate from above and below. The apparatus further includes a discharging device arranged between the upstream and downstream tables for removing a leftover of the glass substrate, the discharging device includes a vacuum pump.

Abstract: A counter-die apparatus includes a plurality of recesses disposed thereon, wherein the recesses are adapted to be disposed and aligned with blades of a cutting die, such that the recesses create uncut portions on an underside of a paperboard material as cut by a cutting die in a die converting process.

Abstract: A dough cutting apparatus is suitable for cutting a sheet of dough. The dough cutting apparatus includes a structure defining a blunt dough engaging portion. The present invention can be embodied in a number of different ways, including a wheel cutter, a rotary drum cutter, a reciprocating head cutter, or another cutter.

Abstract: An apparatus includes an information obtaining device configured to obtain information about cutting or printing of an object, a projector configured to be capable of projecting a marker onto the object, and a control device configured to instruct the apparatus to specify a position on the object based on the information obtained by the information obtaining device and to cause the projector to project the marker onto the object based on the specified position on the object.

Abstract: A stock guide assembly for use with a work table to guide movement of stock along the work table in a feed direction includes a body. The body includes a portion lying in a plane parallel to the feed direction when used to guide movement of the stock. An adjustment mechanism is associated with the body for attaching the body to the work table and permitting the body to be adjusted on the table along an x-axis and a y-axis. A roller assembly is mounted on the body. The roller assembly includes a roller mounted for rotation relative to the body. The roller is positioned at a skew angle relative to the body portion plane and to the feed direction when used to guide movement of the stock. A second stock guide assembly substantially similar to the first stock guide assembly can be provided for use with the work table.

Abstract: A band saw machine with a lifting rod whose position is adjustable to accommodate various sized workpieces includes a movable member which is mounted on a saw frame and movable relative to a movable clamp arm. The movable member and the fixing member each have a rack, and the racks are in parallel to each other. The lifting rod includes a gear shaft engaged with the racks. When the movable clamp arm moves to accommodate the size of a workpiece, the rack of the movable member drives the gear shaft to move along the rack of the fixing member, which causes position change of the lifting rod, so that the lifting rod is automatically moved to a position where it can detect the workpiece in a reliable manner. Therefore, the size of the workpiece to be clamped is not limited by the position of the lifting rod anymore.

Abstract: A device is disclosed for cutting material on a material supporting surface. The device has at least one cutting unit, which can be motor-driven in a controlled manner above the material supporting surface in the direction of the X- and Y-axes of a Cartesian coordinate system that is parallel to the material supporting surface, and has an oscillation drive and a cutting knife. The oscillation drive sets the cutting knife into linear oscillations along an oscillation axis that is perpendicular to the advancing direction of the cutting knife. In order to be able to produce slanting cuts or V-grooves in the material with the oscillating cutting knife, the oscillating drive with the cutting knife is pivotable around a pivot axis that is parallel to the material supporting surface for changing the angle of inclination of the oscillation axis with respect to the material supporting surface.

Abstract: A lifting rod assembly with a coolant supply and pressurizing device includes a pipe with an inner passage. The inner passage includes an open input end, an open output end, and an input section and an output section sequentially arranged from the open input end toward the open output end. The output section is in communication with the output end. In the inner passage is movably disposed a slider which is provided with a plurality of pressure flutes, each of the pressure flutes has a diameter smaller than the diameter of the input section, and both ends of the slider are provided with a plurality of buffers, a band saw of a band saw machine is allowed to insert in the output end of the lifting rod assembly, and the slider is abutted against the band saw.

Abstract: The present invention discloses a one-step groove forming device and method for oblique crossing of reducing pipe fittings. The forming device is composed of a plurality of clamping components (1) and at least one marking component (2), the clamping components (1) are movably connected and can be fixedly connected, and at least one clamp (3) is arranged on the clamping component (1); the marking component (2) comprises a probe (4) and a marking knife (5) fixed on the probe, one end of the probe (4) is provided with a pinhead (6), and the marking component (2) is used in concert with the plurality of clamping components (1). The forming device of the present invention can realize one-step groove forming for oblique crossing of pipe fittings with different diameters at any angle.

Abstract: A stringed instrument having a body assembly including a fingertip locating feature is disclosed together with methods of manufacturing the instrument. The instrument body is characterized by a bottom surface, a top surface, and a bridge mounting location at the top surface adjacent to a heel end of the body. A neck connection interface end is located opposite the heel end, a string sounding area defined between the interface end and the bridge mounting location. The body assembly has at least a first underpitched feature extending a selected distance between the ends adjacent to the string sounding area.

Abstract: The disclosed musical instrument is a fretted musical instrument with three strings wherein the fretboard has frets (1) installed at positions corresponding to notes of a diatonic scale with the addition of frets at positions corresponding to 10 semitones from the nut and 15 semitones from the nut, and visual fret line markers at all other semitone positions (3). The fretboard is marked with fret position markers (7) according to the musical interval from the nut (2), rather than the actual number of frets from the nut.

Abstract: The invention provides a modular wind chime system having a plurality of modules which can be readily connected and disconnected, based on user preference. A supporting platform includes a plurality of receptacles which enable the coupling of various modules through the use of releasable fasteners.