Abstract: The present disclosure relates to a power tool combination and a synchronization control device thereof including a first power tool, a second power tool, a signal receiving device electrically connected to the first power tool and a signal transmitting device electrically connected to the second power tool. The signal receiving device has a power switch for controlling the first power tool. The first aid second power tool are synchronously powered-on or powered-off via signal transmission and the signal transmitting device and the signal receiving device form independent circuits with the first and second power tools respectively. This makes the power of the power tool combination unlimited by the current capacity of the inlet wires of the power tools and lowers manufacturing costs.

Abstract: A handheld steam cleaner has a housing with an integral pistol-grip handle and a nozzle. Located with the housing are a soap tank, a water reservoir, a water pump and a steam generator. A soap pump is located in the handle. A first passage leads from the water reservoir, through the water pump and the steam generator, to a steam discharge opening in the nozzle. A second passage leads from the soap tank, through the soap pump, to a soap discharge opening in the nozzle. The housing also has a body. The handle is connected with the nozzle and the body extends downwardly from the handle and the nozzle.

Abstract: A leaf removal system of the blower-vac type is disclosed which allows the user to minimize down-time during the process of leaf and debris removal. The user can work productively removing leaves and other debris for a longer time before needing to empty or replace the debris bag.

Abstract: A surface treating appliance, such as a vacuum cleaner, includes a main body, a surface treating head and a support assembly. The support assembly is rollably mounted to the main body for allowing the main body to be rolled along a surface. The support assembly also houses a component of the appliance, such as a motor for driving a surface-agitating device. Alternatively, or additionally, the support assembly may accommodate a fluid inlet for receiving fluid flow, a fluid outlet for exhausting fluid and a device for acting on the fluid flow received by the inlet such as a filter or suction apparatus.

Abstract: The invention provides an upright vacuum cleaner with a swivel and swing handle fitted to the upper end of the upright portion of the vacuum cleaner using a ball and socket joint and a connecting bolt. Because of the ball and socket joint and a spiral spring surrounding the connecting bolt between the ball and socket joint and the upper end of the upright portion of the vacuum cleaner, the handle can freely swivel and rotate at any angle relative to the upright portion to provide enhanced flexibility in maneuvering the vacuum cleaner, thus effectively reducing the bodily stress and strain involved in using a vacuum cleaner.

Abstract: A hand held device for cleaning surfaces and driving fasteners is disclosed. The device can include a housing, a drive disposed within the housing, a dusting brush coupled to the drive, and a conduit extending from a first end of the housing along the dusting brush. The conduit can have an inlet disposed generally in line with the brush. A reduction drive arrangement can be provided for reductively coupling the drive motor to the dusting brush. The housing can have a generally planar surface extending from the housing and in frictional contact with the dusting brush. The conduit can be coupled to a source of vacuum to draw dust from the brush. Also described is a kit for driving fasteners and cleaning surfaces comprising a drive unit and one or more driven implements. One or more implements may include a scrubbing surface, a backing plate which supports the scrubbing surface, a hexagonal shaft interface for coupling the backing plate to the drive unit.

Abstract: A surface cleaning apparatus comprising a debris retrieval body (3; 203; 403) and at least one collection means (67; 69; 259; 413; 447) provided within the debris retrieval body for accumulating debris from a surface to be cleaned. A rotatable elongate brush arrangement (39; 223; 427) is also provided within the debris retrieval body to retrieve a first portion of debris from the surface to be cleaned and to direct the first portion of the debris along a first pathway (301; 310; 311) into the at least one collection means. An inlet aperture (61; 255; 475; 485) is provided in the debris retrieval body for the passage along a second pathway (303; 312; 313; 315), independent of the first pathway, of a second portion of debris from the surface to be cleaned.

Abstract: A vacuum cleaner motor assembly comprises a motor in a bucket 32, arranged to drive a fan to provide airflow. An epicyclic gear system 34 is attached to the output shaft 33 of the motor, to produce an output of reduced rotational speed. The output is employed to drive an agitator via a belt. The belt is driven at a reduced rotational speed to that achievable hitherto, and thus there is reduced wear on the belt. The provision of a gear arrangement mounted directly to the motor casing provides a compact assembly. One of the epicyclic gears, such as the ring gear 39, is arranged to slip with respect to a clutch member 41 if the agitator becomes jammed. An actuator 50 switches off the motor if the heat of friction of the slipping gear exceeds a predetermined value, or if the slipping gear rotates at a speed above a predetermined value. Thus, the motor switches off before damage occurs to any of the components of the system.

Abstract: The present disclosure relates generally to an apparatus and method of use thereof for cleaning a gutter, drain, or roof using a vacuum system, and more particularly, to a system with a semicircular bend hydraulically designed to prevent clogs by having a substantially constant section and lower friction coefficients and able to be disassembled during operation to manually remove clogs in the bend. The apparatus is also further designed to be of simple commercial constituents able to be used with an existing shop vacuum. The cleaning apparatus has a single, semicircular bend of constant radius and size to limit clogging.

Abstract: In one aspect, a swivel assembly connects a wand to a nozzle assembly of a vacuum cleaner. The assembly includes a connector for pivotally connecting to the nozzle assembly and having an oversized opening formed in an outer sidewall thereof. A receiver is provided for receiving the wand at a first end and for connecting with the connector at the second end. A locking clip includes a lug movably received in the opening formed in the sidewall of the connector. Consequently, movement of the lug within the opening permits limited rotation of the receiver relative to the connector while restraining separation of the receiver from the connector. A related method of connecting a wand to a nozzle assembly is also described.

Abstract: A vacuum cleaner includes a housing carrying a suction generator and a dirt collection vessel. In addition the vacuum cleaner includes a cleaning nozzle including a wand receiver, a tubular wand, a latch releasably securing an end of the wand to the wand receiver and a latch release carried on the wand or the cleaning nozzle. The latch release is characterized by a lever, a cam carried on the lever and a cam guide track. The lever is displaceable between a first or home position and a second or wand release position.

Abstract: A door closer includes a housing; a shaft supported in the housing and connectable to a door; a brake piston supported in the housing and charging the shaft, the brake piston and the housing defining a first space away from the shaft; a blocking member; a spring loading the blocking member and extending orthogonally from the housing; and a pump for pumping brake fluid to or from the first space. The pump is disposed in a second space formed between the housing and the spring. The shaft is lockable in a position by the blocking member.

Abstract: An adjustable hinge (10) has a frame leaf (11) with a door leaf (14) rotatably mounted thereto. An adjustable mounting assembly (21) has a snap-in connection to the door leaf (14). A slideable carriage (24) is utilized. Vertical adjustment is provided by a bevel gear assembly (25). Horizontal adjustment is provided through a screw (17) which pivots the door leaf (14).

Abstract: A hinge includes a pivot shaft, which has a mounting base at one end for mounting, and a cylindrical shaft body at the other end that is divided into a first section and a second section and has a first flat mill face on the first section at one side and a second flat mill face on the second section at an opposite side, and two knuckle members respectively sleeved onto the first section and second section of the cylindrical shaft body of the pivot shaft in reversed directions, each knuckle member having a flat face formed on the inside wall and abutted against the first flat mill face or second flat mill face such that when the two knuckle members are synchronously rotated relative to the pivot shaft, the torque produced between one knuckle member and the pivot shaft and the torque produced between the other knuckle member are balanced.

Abstract: Faller bar for chain drafting systems The claim is for a faller bar (1) with a support bar (2) and a casing (4) surrounding the same, and also for a number of pins (3) arranged adjacent to each other, wherein the support bar (2) has a diameter (d) of 5.9 mm to 6.1 mm and the casing (4) has a thin-walled zone (4a) having a wall thickness (b) of 1.4 mm to 1.8 mm.

Abstract: A boutonniere holding assembly includes a looped adjustable material, a releasable locking mechanism to lock the looped material in any of a plurality of desired locations thereby allowing for a variety of size loops, and an attaching mechanism for attaching to fabric such as a pin. In a preferred embodiment, the looped material includes an inner ridged surface to increase the holding strength on the assembly.

Abstract: Ropes are secured by tying knots, By passing the end of a rope through the eye bolt of the Rope Lock device and tighten the wing nut to secure the rope eliminates the need to tie a knot Individuals that do not know how to tie a seed knot or has limited use of their hand could still secure a rope using the Rope Lock device.

Abstract: A fastening system is provided that interconnects and disengages two fastening members. Further, a method of sealing the two fastening members is provided wherein a device that is adapted to separate adjoined fastening members is also used to create an obstruction between the fastening members to prevent the free flow of liquid and/or gas.

Abstract: Various embodiments for carabiners having two gates are disclosed. The carabiners of the present invention include a C-shaped body having a nose region and an end region. An inner gate is configured to pivot about the end region from a closed position in contact with the nose region, and an open position, wherein the inner gate pivots toward the spine of the C-shaped body. An outer gate is configured to pivot about the end region from a closed position in contact with the nose region, and an open position, extending away from the C-shaped body. The inner and the outer gate may each comprise wire gates, alternatively one gate may comprise a generally cylindrical gate and the other gate may comprise a wire gate. Methods of preventing a carabiner from opening are also disclosed.

Abstract: A clasp or connector apparatus comprises a connector clasp having a selectively displaceable member, and a safety clasp coupled to the connector clasp externally adjacent to the displaceable member. The connector clasp comprises means for selectively displacing the member. The safety clasp comprises an arm selectively movable for coupling to a receiver coupled to the connector clasp, wherein arm is aligned parallel to the displaceable member of the connector clasp.

Abstract: An installation device and method for installing engine components, such as bearings and seals, on an engine. The device including a first connection member that couples to an engine and a second moveable member configured to translate relative to the first connection member. The device also includes a rack and pinion arrangement that provides translation of the second moveable member relative to the first connection member.

Abstract: An installation device and method for installing engine components, such as bearings and seals, on an engine. The device including a first connection member that couples to an engine and a second moveable member configured to translate relative to the first connection member. The device also includes a rack and pinion arrangement that provides translation of the second moveable member relative to the first connection member.

Abstract: An electric toothbrush with a removable brush section having a transponder communicating with a handle portion of the toothbrush via a non-contacting inductive coupling.

Abstract: A method for producing a golf club head has a molding step, an injecting step, a surface finishing step and a sealing step. The molding step has obtaining a base and a striking faceplate and punching a recess formed in a front surface of the base and having an opening receiving the striking faceplate, a window and multiple through holes in the base. The injecting step has blocking the window by a stopper and injecting vibration-absorbing material into the recess. The surface finishing step has removing the stopper when the vibration-absorbing material is foamed and molded and then mounting at least one sealing element to block up the at least one through hole. The sealing step has adhering a transparent panel on the recess to seal the window to obtain a golf club head with vibration-absorbing effect. Users can see the vibration-absorbing material from the transparent panel.

Abstract: An electric toothbrush with a removable brush section having a transponder communicating with a handle portion of the toothbrush via a non-contacting inductive coupling.

Abstract: Various systems for compressing and loading an expandable medical device into a sheath are disclosed. One system comprises an array of moveable blades radially disposed about a central axis and forming a radially contractible aperture. The blade array includes at least a first plurality of blades and a second plurality of blades. The first plurality of blades is independently moveable with respect to the second plurality of blades. Additional aspects of the invention include methods of using the various compressor systems to compress and load an expandable medical device into a sheath.

Abstract: The invention relates to both nut assemblies and methods for producing the same. Said nut assemblies consist of a nut body (1a) and a pressure disk (2a). The nut body has a drive portion, such as a polygonal portion, for engaging with a tool and an abutment region that can be brought into contact with the supporting surface of the pressure disk arranged on the nut body in a captive manner. The pressure disk has a central opening into which a neck formed on the nut extends axially at least in part. The neck has a projection for forming a captive connection. This projection radially overlaps or engages the thrust ring.

Abstract: In a method for production of a superconducting magnetic coil, winding of superconducting wires of the superconducting magnetic coil is implemented with at least one UV-curable plastic, and the UV-curable plastic is at least partially cured with UV light during the winding. A magnetic resonance apparatus has a superconducting magnetic coil that is produced according to this method.

Abstract: According to one embodiment of the invention, a method for manufacturing a device includes dispensing a layer of adhesive on a first contact surface of a first substrate, placing the first contact surface in contact with a second contact surface of a second substrate, elevating the first and second substrates to a first temperature for a predetermined period of time, applying at least one metallization coating to outer surfaces of the first and second substrates, and elevating the first substrate second substrate and metallization coating to a second temperature. The adhesive has a first cure temperature such that the first temperature is above the first cure temperature. The metallization coating has a second cure temperature such that the second temperature is above the second cure temperature and below the first cure temperature.

Abstract: A method of manufacturing a magnetic head for perpendicular magnetic recording that includes a pole layer and a pole-layer-encasing layer. The method includes the steps of: forming a nonmagnetic layer that will be formed into the pole-layer-encasing layer; forming a polishing stopper layer on the top surface of the nonmagnetic layer, the polishing stopping layer being made of a nonmagnetic conductive material and having a penetrating opening with a shape corresponding to the plane geometry of the pole layer; forming a groove in the nonmagnetic layer by selectively etching a portion of the nonmagnetic layer exposed from the opening; forming a magnetic layer to be the pole layer such that the groove is filled; and polishing the magnetic layer until the polishing stopper layer is exposed, so that the magnetic layer is formed into the pole layer.

Abstract: A method is provided to manufacture a thin-film magnetic head that includes an insulating layer having a swelling extending from the front end to the back end of the insulating layer and also includes a upper magnetic pole having an apex part, a narrow part located on the side close to the front end of the apex part, and a taper part broadened toward the back end of the upper magnetic pole. The method includes a step of forming the insulating layer; a step of forming a photosensitive resist layer on the insulating layer; a step of forming a first mask layer, having a first blanked region formed in the shape of the narrow part, on the photosensitive resist layer; and a step of forming a second mask layer, having a second blanked region formed in the shape of the taper part, on the photosensitive resist layer.

Abstract: Embodiments in accordance with the present invention allow control over the element height of read and write heads without damage to a lapping surface table when an air-bearing surface is lapped with a row bar or magnetic head slider tilted. According to one embodiment, when a row bar is tilted in the longitudinal direction of a slider to lap its air-bearing surface according to the positional deviations of a read element and a main magnetic pole piece, an inclination angle ?c is changed stepwise in order of ?c, ?x and ?t, with respect to a target inclination angle ?t and the row bar is lapped while being swung by ? in the longitudinal direction of the slider around an inclination angle at each step. A swing width a is controlled to gradually attenuate. Thus, the element heights of the magnetic pole piece and the read element can be controlled without damage to a lapping surface table.

Abstract: A magnetic core portion 16, a residual base material portion 42, and a connecting portion 43 are formed by pressing from a base material 40. Notches 18A are formed at a peripheral edge of the magnetic core portion 16, which is bent in the direction of the plate thickness to form a temporary fixing portion 18. When base materials 40 are overlapped to cut the magnetic core portions 16 from the connecting portion 43, the magnetic core portions 16 are pressed in directions toward one another so that the temporary fixing portion 18 is filled between notches 18A in the other magnetic core portion 16, to fix temporarily the other magnetic core portions 16. Since the magnetic core portions 16 are temporarily and simultaneously fixed by pressing in a cutting step normally carried out, the magnetic core portions can be temporarily fixed with ease.

Abstract: A forming machine for forming a loop winding having a plurality of meandering parts and disposed in a stator of a motor which includes: a first die unit having a plurality of first dies spaced from each other at regular intervals in a circumferential direction; and a second die unit having a plurality of second dies which are spaced from each other at the same intervals as the regular intervals in a circumferential direction and which are each disposed between adjacent ones of the first dies, wherein each of the second dies has a winding holding part for holding a loop winding; and the first die unit and the second die unit are each provided with a winding diameter reducing means for reducing the loop winding in the radial direction thereof according to a displacement of the first die unit in the axial direction relative to the loop winding held by the winding holding parts.

Abstract: Method of fabricating an artificial haircell. A cilium, a strain gauge connected to the cilium, and a ductile hinge are microfabricated on a substrate by surface micromachining. The cilium and the strain gauge are raised with respect to the substrate by application of a magnetic field, thus bending the hinge.

Abstract: A method for producing a fuel cell, including applying a porous, non-densified electrolyte layer over an anode substrate, sintering the electrolyte layer to the anode substrate, and applying a porous catalytic anode layer onto the electrolyte and spaced from the anode layer to define a fuel cell to produce a non-gastight fuel cell. Typically, the fuel cell is annealed and substantially porous.

Abstract: In one preferred embodiment, a management system is used for facilitating choosing components arranged on a variety of feeders of a surface mounting equipment. The management system comprises a plurality of storage integrated circuit (IC) cards. Each of the storage IC cards is mounted to a corresponding feeder. Each of the storage IC cards stores information about the corresponding feeder and the components arranged on the corresponding feeder. A controlling device is electrically connected to the storage IC cards for reading the information of the storage IC cards to identify the electronic components mounted on one of the feeders in response to a demand signal provided by the surface mounting equipment. The controlling device is capable of sending a feedback signal to the surface mounting equipment according to the read information and controls a pick-up arm of the surface mounting equipment to pick up components of a selected feeder.

Abstract: A production system for manufacturing imprinted products from sheets of paper, cardboard, and the like, includes several printing machines, several punching machines and a common control unit. The printing machines are linked to the punching machines via a transport system with linear-driven transport mechanism such that the products from one particular printing machine can be taken to any given punching machine, and the transport path of the products is controlled by a control unit. The control unit optimizes the workload of all the machines by dictating the product transport pathways.

Abstract: The invention describes rolled electroactive polymer devices. The invention also describes employment of these devices in a wide array of applications and methods for their fabrication. A rolled electroactive polymer device converts between electrical and mechanical energy; and includes a rolled electroactive polymer and at least two electrodes to provide the mechanical/electrical energy conversion. Prestrain is typically applied to the polymer. In one embodiment, a rolled electroactive polymer device employs a mechanism, such as a spring, that provides a force to prestrain the polymer. Since prestrain improves mechanical/electrical energy conversion for many electroactive polymers, the mechanism thus improves performance of the rolled electroactive polymer device.

Abstract: A circuit board for reducing a transmission loss and a method for manufacturing the circuit board. In the circuit board including a ground layer and power layer facing each other, a wiring layer disposed between the ground layer and the power layer, and an insulating section formed between the ground layer and the power layer so as to sandwich the wiring layer therebetween, a low dielectric loss layer having a dielectric tangent lower than that of the insulating section is formed at least on an upper or lower surface of the wiring layer. According to such a circuit board, the low dielectric loss layer is formed on an interface between the insulating section and the wiring layer, and therefore, a transmission loss in a high frequency region is reduced.

Abstract: A laminating method. A structure that includes first and second dielectric layers respectively positioned on opposing surfaces of a thermally conductive layer is pressurized between 1000 and 3000 psi concurrent with being subjected to a thermal process, including the steps of: (a) heating the structure from ambient room temperature to a temperature between 670° F. to 695° F. in a heatup stage of duration 42 to 57 minutes; (b) after step (a), maintaining the structure at an approximately constant temperature between 670° F. and 695° F. in a dwell stage of duration 105 to 125 minutes; (c) after step (b), cooling the structure to 400° F. in a slow cool stage of duration of 120 to 150 minutes, wherein step (c) is performed after step (b); and (d) after step (3), cooling the structure to ambient room temperature in a rapid cool stage of duration less than 180 minutes.

Abstract: A method of making a multilayered circuitized substrate assembly which includes bonding at least two circuitized substrates each including at least one layer of high temperature dielectric material, one of these layers in turn including at least one thru-hole therein having therein a quantity of a a low temperature conductive paste, the paste including an organic binder component and at least one metallic component. The flakes of the metallic component are sintered during the bonding to form a conductive path through the dielectric of one of the substrates.

Abstract: A method of providing RFI suppression in a DC motor provides a universal terminal bar structure 70 including a positive terminal bar 72 and a negative terminal bar 76, a first choke 80 electrically connected with the positive terminal bar, a second choke 82 electrically connected with the negative terminal bar, a first ground connection 86 constructed and arranged to electrically connect the positive terminal bar to ground, a first breakable section A between the first ground connection and the positive terminal bar, a second ground connection 88 constructed and arranged to electrically connect the negative terminal bar to ground, and a second breakable section B between the second ground connection and the negative terminal bar. Capacitor structure 90 is attached to the terminal bar structure, and the first breakable section is selectively broken, alone or in combination with the second breakable section to provide versatile RFI suppression.

Abstract: The present invention discloses a manufacturing method for electrical connector, comprising the following steps: (1) provide an electrical insulating body disposed with a plurality of contact portions; (2) coat a first conductive layer of copper on the electrical insulating body with physical vapor deposition; (3) coat a second conductive layer of copper on the first conductive layer. A manufacturing method of electrical connector according to the present invention provides a simply manufacturing process without many steps of compressing or bending to process conductive terminals, guarantees a good quality of electrical conduction from the coated layer, and provides an effective contact between the electrical connector and its butted electronic devices.

Abstract: A circuit board includes an electrically conductive sheet having an insulative coating surrounding the conductive sheet, with a surface of the insulative coating around an edge of the conductive sheet having an arcuate or rounded shape. At least one electrical conductor is conformally deposited on at least the rounded insulative coating around the edge of the conductive sheet and defined via photolithographic and metallization techniques. Each electrical conductor on the insulative coating thereon around the edge of the conductive sheet conforms to the arcuate or rounded shape of the insulative coating and, therefore, has an arcuate or rounded shape.

Abstract: On an intake cone made of fiber compound material for a gas turbine engine, the conical part, the attachment part and the fairing part are manufactured as one piece from a plurality of mutually crossing and covering winding layers (1) forming an interlace (2). The winding layers include parallel, alternately adjacent glass fiber strands and carbon fiber strands of equal thickness. The one-piece intake cone is producible and mountable cost-effectively and is characterized by elasticity, stiffness and impact resistance.

Abstract: An inkjet printhead and a method of manufacturing the same are provided. The inkjet printhead includes a substrate; a plurality of heaters formed on an upper portion of the substrate for heating ink for generating bubbles; a plurality of metal-oxide semiconductor (MOS) field effect transistors (FETs) formed on the substrate for addressing the heaters and applying electric current to the heaters; first, second, and third interconnecting layers that are sequentially formed on the MOS FETs and electrically connected to each other for applying signals to the MOS FETs; a chamber layer for defining an ink chamber, which is filled with ink for ejection, on an upper portion of the heaters; and a nozzle layer having a nozzle, through which the ink is ejected, on an upper portion of the chamber layer.

Abstract: A method for creating lengthwise extending lengths of pipe having an undulating or helical configuration symmetrically formed about a centerline of the pipe includes the steps of heating a sheet of material, feeding the sheet progressively to a succession of stamping stations at which an undulating shape is progressively imparted to the material until at the final station the desired final configuration is achieved in a lengthwise extending half section of the finished pipe, and securing one half section of pipe to another half section of pipe along lengthwise extending edges thereof to form the finished pipe. The undulating pipe of helical configuration finds particular use in the formation of pipelines intended to convey slurries of material such as bituminous material mined from oilsands. Apparatus for carrying out the method is also provided.

Abstract: In the invention, a sheet metal-made cup-shaped material (4) comprising: a circular base plate portion (2); and a cylindrical portion (3) which extends from an outer peripheral edge portion of the base plate portion (2) in one direction along the axis of the base plate portion (2) is prepared, an annular groove (13) is formed in an upper end portion of the cylindrical portion (3), whereby an annular projection (15) that projects in a direction opposite to a direction along which the cylindrical portion (3) extends is formed in the cylindrical portion (3), and the annular projection (15) and the cylindrical portion (3) are clampingly pressed by a rotary lower mold (5e), a rotary upper mold (6d), and a flat-face forming rolling roller (18) to a degree at which the annular groove (13) at least disappears, whereby the outer circumferential face (15a) of the projection (15), and the outer circumferential face (30) of the cylindrical portion (3) are formed to be flush with each other.

Abstract: A method and apparatus for assembling bearings and a stub into a bore of a hub. The apparatus includes a block defining a receiving position for the hub. A feed mechanism arranges plurality of bearings in the form of an annular array. A first mandrel is axially displaceable toward one side of the hub to push the annular array of bearings into the bore of the hub. A second mandrel is axially displaceable toward an opposite side of the hub to push a stub within the annular array of bearings in the bore of the hub. The stub includes at least one outwardly biased detent for retaining the bearings in the hub.