Abstract: A light-weight, quiet vacuum cleaner assembly for a backpack vacuum cleaner includes an air inlet for communicating with a vacuum cleaner hose and a filter; a vacuum motor for drawing air through the vacuum cleaner hose, air inlet, and filter; a quiet exhaust assembly module in communication with the vacuum motor for expelling and quieting exhaust from the vacuum motor, and wherein the vacuum cleaner assembly weighs 2-12 lbs. and includes a flow rate (CFM) to noise (dbA) ratio (flow rate/noise) of at least 0.6.

Abstract: A floor cleaning apparatus includes a housing. A dirt collection vessel with filter and a suction generator are carried on the housing. The floor cleaning apparatus also includes a four port/two position directional control valve and a valve actuator. The valve actuator selectively displaces the directional control valve between a first position wherein dirt and debris is captured in the dirt collection vessel by the filter and a second position wherein clean air purges dirt and debris from the filter into the dirt collection vessel.

Abstract: A cleaning head, such as a floor tool, for a cleaning appliance has a housing with a floor engaging face and an outlet for fitting to a wand of the cleaning appliance which includes a linkage for coupling the housing to the wand. The linkage is movable between an operative position, in which the outlet extends parallel to or at a positive angle with respect to the floor engaging face of the cleaning head, and a storage position in which the outlet extends at a negative angel with respect to the floor engaging face of the cleaning head. The linkage may alternatively take the form of a barrel joint. The cleaning head can be used with a cleaning appliance in which the wand is retained alongside the main body. In the storage position, the cleaning appliance.

Abstract: An electronic device having a first body, a second body and a hinge is provided. The first body and the second body are pivoted through the hinge. The hinge includes a sleeve, at least one first positioning member, a shaft and a second positioning member. The first positioning member is inserted into the sleeve. A first end of the shaft passes through the sleeve. The second positioning member is inserted into the shaft. The second positioning member and the first positioning member are linked through magnetic force to fix the position of the shaft.

Abstract: A pivotal hinge has a seat and a shaft, and a first end of the shaft is inserted into the seat. A second end of the shaft is inserted into multiple washers, a first and a second positioning ring, multiple elastic rings and a cushion ring in turn. The first positioning ring can be positioned relative to the second positioning ring and with the friction force of the washers, the excellent position effect can be achieved. Hence, a cover of a laptop computer can be positioned to the chassis of the laptop computer at a desired height.

Abstract: A suspension hinge that connects a liquid crystal display (LCD) to a roof of a vehicle has a central bracket, a first shaft assembly, a second shaft assembly and a third shaft assembly. The central bracket has a connecting wing, a first wing and a second wing. The first and second wings are oppositely formed perpendicularly on the connecting wing. The first and second shaft assemblies are respectively mounted pivotally on the first and second wings to allow the LCD to be opened and closed in relative to the roof. The third shaft assembly is mounted pivotally on the connecting wing to allow the LCD to rotate in relative to the roof. Then the viewing angle of the LCD can be adjusted easily.

Abstract: There is provided a hand-utility interface for use in protecting a user's and during utility tasks. The interface comprises a foamed block body having a plurality of finger-receiving channels defined therein; and palm support means for securing said interface to the palm of a user's hand. The finger-receiving channels snugly receive the fingers of said user's hand such that in use, the palm support means and finger-receiving channels secure the interface to the user's hand. The interface may be used with various utility attachments including those in the form of wipes. A cleaning cloth is also provided.

Abstract: Milling machine for working off several textile bales in a wedge shape. The bales are moved forwards on a pendulum or sliding bed in the cutting zone and worked off in a wedge shape under at least two different angles.

Abstract: A cross lapper for laying a fleece from a card web includes a laying carriage movable transversely with respect to an output conveyor belt above same, and an upper carriage as well as a plurality of card web transport belts for passing the card web through the upper carriage and the laying carriage into an output nip formed at the laying carriage, wherein a belt entrance with a downwardly inclined entrance zone is formed at the upper carriage through which a first card web transport belt is passed, which extends from a lower end of the entrance zone in the direction towards the laying carriage, and is accompanied in parallel in this section by a section of a second card web transport belt enclosing the card web together with this belt up to the laying carriage. The second card web transport belt leaving the laying carriage and guided back to same extends through a tensioning carriage only which is movable transversely with respect to the output conveyor belt, but is not passed through the upper carriage.

Abstract: A tie device has a tie strap and a buckle for engaging serrations on a free end of the tie strap for retaining the free end of the tie strap in the buckle A passage extends through the buckle from an insertion end for receiving the free end of the tie strap to an exit end for exiting the free end of the tie strap. A cam action lock pawl is located in the passage for engaging the serrations on the free end of the tie strap to hold the free end of the tie strap in the buckle. The lock pawl has a first resilient leg that is attached to a fulcrum portion of the buckle; that slants upward with respect to a base wall of the passage toward the exit end of the passage and that terminates in a free end. The lock pawl has a second resilient leg that is attached to the first resilient leg and that extends back toward the insertion end of the passage.

Abstract: A binder clip, having a structure that removably binds several sheets of documents rotating and pressing hinged pressing levers that function to open or close the mouth of a clip body, thereby binding the documents prior to keeping them in a desired place, is disclosed. The binder clip has a clip body. A coupling guide, formed as a U-shaped frame body, is placed outside each of upper and lower surfaces of the clip body, with a locking projection provided at each end of the U-shaped coupling guide in order to be seated in the pocket. A pair of hinge holes is formed on opposite positions of the inner surface of the coupling guide. A plate-type pressing lever is formed as a plate-shaped body having a hinge hole so that the pressing lever is hinged to the hinge holes of the coupling guide using a hinge pin.

Abstract: Compositions and methods keep cords, such as electrical connectors for computers and home entertainment systems, tidy and organized with claps members that run at least partly along the exterior cord surface. Cords may be optionally coupled to other cords in a concatenated arrangement, for example, and cords may be coupled to one or more objects such as a desk or a cabinet. A cord coupled to another cord or to an object may be optionally decoupled from the other cord or from the object.

Abstract: A bottom weight device of a roller blind is primarily composed of two rails and two side covers, wherein the two rails are roughly in a U-shape and are provided with longitudinal boreholes, and inner rims of the two side covers are provided with lock lumps corresponding to the boreholes of rails, with the two lock lumps being separated by a proper distance, thereby constituting a bottom weight device after inserting and fixing the lock lumps of two side covers into the boreholes of rails. Accordingly, a bottom end of the roller blind can reeve around the gap between two rails, and the roller blind can move up and down more smoothly and steadily, and can be prevented from being lifted by a wind blow.

Abstract: An advantageous dual tensioning buckle facilitates application in sporting apparel, safety, backpacking, child safety, and various other article strapping uses and the like for variably adjusting the tensioning of articles from either end of the buckle while also providing a releasable closure. The buckle includes a socket and a plug capable of releasably joining together and having a low profile for convenient use in numerous applications. The socket and plug are capable of receiving a first and second length of material respectively; and a non-fabric sewable static strap is integrally molded or affixed to each of the socket and plug and sewable onto a garment with the first and second lengths of material extending from within the garment for adjustable tensioning while also providing a releasable closure.

Abstract: A one-piece elastic clamp device is provided with a pair of gritting members at one end of the main body of the clamp device. A movable axle is provided at the middle of the main body of the clamp device, and a concave portion is provided beneath the movable axle. Two opposite pressing members are respectively formed at the other end of the clamp device, one of the pressing members is provided with an opening in the tail, an elastic sliding piece is provided between the opposite pressing members, one end of the elastic sliding piece is connected with the bottom surface of one of the pressing members, and the other end of the elastic sliding piece is against the inner surface of the other one of the pressing members.

Abstract: The present application relates to a buckle, and includes a main component and a transparent component detachably attached onto the main component by locks. The transparent component can be provided on a rear side thereof with a pattern DIY by the user. Alternatively, said buckle has an additional laminate which can be inserted between the transparent component and the main component and the additional laminate has a pattern DW by the user.

Abstract: A buckle assembly having a male buckle member and a female buckle member. The male buckle member contains an engaging means for engagement with the female portion and a male strap receiving means for coupling to a first strap. The female buckle member contains a receiving volume for engaging with the male buckle section and a female strap receiving means positioned on the bottom or top of the receiving volume and substantially along its open engaging end so that when the male and female buckle members are engaged and locked the female strap receiving means substantially abuts an interface section of the male buckle member causing the first and second strap to be in close proximity.

Abstract: The present invention relates to a method of producing cooling fluid discharge orifices in the wall (171) of a part manufactured by the technique of lost wax casting in which a pattern of the part is produced in a wax mold, the orifices having a first portion (110E) emerging at the external surface (171ext) of the wall. The method consists in making cavities in the wax pattern that correspond to the first portions (110E) of said orifices of the part. Thus it is possible to produce cooling air discharge orifices without sharp edges.

Abstract: Apparatus is provided for monitoring the installation of a blind rivet to attach together top and bottom members. The blind rivet installation tool includes a housing having an anvil seated on the rivet head. A collet is reciprocable within the tool housing and carries jaws for gripping the mandrel of the blind rivet. Retraction of the jaws by the collet displaces the jaws and the mandrel axially and causes the mandrel head to axially collapse and radially expand the hollow shank of the blind rivet into engagement with the bottom member so that the rivet attaches the top member and the bottom member. A first transducer measures the axial load imposed on the mandrel. A second transducer measures the axial displacement of the collet and the jaws and the mandrel.

Abstract: Apparatus for securing an automotive chassis component to an automotive body. The apparatus comprises a vertically movable pallet, and a spindle extension mounted on the pallet generally perpendicularly thereto. The spindle extension includes a shaft, a bolt socket on an upper end of the shaft, and a driver socket on a lower end of the shaft. The spindle extension includes a spring operable between the shaft and the pallet which functions to normally bias the spindle extension to the generally perpendicular orientation relative to the pallet.

Abstract: A bowling pin refurbishing process is disclosed. The bowling pin refurbishing process comprises the following steps. First, providing a plurality of bowling pins. Each of the plurality of bowling pins having an outer surface and a base portion. Each of the plurality of bowling pins also comprising an existing post and an existing coverstock. The existing coverstock covering at least a substantial portion of the outer surface of each of the plurality of bowling pins. Second, selecting at least one bowling pin from the plurality of bowling pins. The selection process is based on a predetermined amount of wear on the bowling pin. Third, stripping the existing coverstock from the bowling pin. Finally, applying a new coverstock over at least a substantial portion of the outer surface of the bowling pin.

Abstract: In a process for cleaning a punching arrangement for punching out and forming a container bottom from a punching strip, a die is removed from its operational position for the purposes of cleaning and subsequently returned to its operating position. The die remains connected to the punching arrangement via a guiding element when removed from its operational position. The die can be withdrawn along the guiding element out of the punching arrangement. Furthermore, a punching arrangement is described in which the cleaning process can be very easily carried out.

Abstract: A process for manufacturing a hollow metal ball bat includes forming a shell into a tubular shape using a pilger mill. The wall thickness of the tube shell is reduced by drawing the tube shell with the draw bench. A handle section and a taper section are created using the pilger mill. The handle is drawn through a draw bench, and the handle and taper sections are swaged.

Abstract: A method and apparatus are disclosed for securing a first target element to a second target element. The method includes the steps of locating a support member arranged to simultaneously support a drilling head device and a riveting head device at a predetermined location proximate to the first and second target elements, via the drilling head drilling at least one hole through the first and second target elements at a desired location and without relocating the support member via the riveting head device, inserting a rivet in said hole and securing the inserted rivet.

Abstract: The invention relates to apparatus and methods to shore an airplane to facilitate the replacement of one or more airplane parts, such as an airplane's upper skin panels, lower skin panels, and/or window assemblies. In one aspect of the invention, a method is provided which comprises disposing at least one beam underneath an airplane floor structure, supporting the beam with at least one jack which extends through a hole in a lower skin of the airplane, and removing and replacing at least one airplane part.

Abstract: The present invention relates to a wiper blade mounted to a wiper apparatus for a vehicle to wipe a windshield, a jig for heat treating a wiper frame of a wiper blade, and a method for machining a wiper frame using the same. An object of the present invention is to provide a wiper blade, which has a wiper frame formed to have elasticity, has an improved structure for securing a wiper strip, causes a wiper strip to be directly coupled with the wiper frame, and is easily assembled, thereby saving a time required for an assembling process and having improved durability and contacting force, a jig for heat treating a wiper frame of a wiper blade and a method for machining a wiper frame using the same.

Abstract: A slider manufacturing method of the invention comprises: providing a row bar constructed by a plurality of slider bodies which has a surface for forming air bearing surface; forming a plurality of cutting lines on the surface for forming air bearing surface of the row bar; forming a stress absorption region adjacent to the cut line in a cutting region defined by two adjacent cutting lines; grinding the surface for forming air bearing surface of the row bar; and cutting the row bar along the cutting lines to form a plurality of individual sliders. When the row bar is cut by a cutter into a plurality of individual sliders along the cutting lines, stress generated in the cutting region adjacent to cutting lines during cutting process is partly or fully absorbed by the stress absorption region, thus no clear edge jumps will form at the edges of the ABS of the slider after cutting process, and the risks of disk surface scratching by slider also being eliminated.

Abstract: An electrical component having a base body includes a layer stack of mutually overlapping, electrically conductive electrode layers that are separated from one another by electrically conductive ceramic layers. The electrically conductive ceramic layers are composed of a ceramic whose specific electrical resistance exhibits a negative temperature coefficient. The electrically conductive ceramic layers are produced of ceramic green films that are sintered in common with the electrode layers, and outside electrodes that are electrically conductively connected to the electrode layers are arranged at two opposite outside surfaces of the base body. A method for the manufacture of the component and to the employment of the component is also provided.

Abstract: A method for producing a solid state battery including the steps of: (a) obtaining an active material slurry; (b) obtaining a solid electrolyte slurry; (c) obtaining a current collector slurry; (d) forming an active material green sheet and a solid electrolyte green sheet; (e) laminating the solid electrolyte green sheet on one surface of the active material green sheet to form a first green sheet group, and forming a current collector green sheet layer on the other surface of the active material green sheet to form a second green sheet group; (f) heating the second green sheet group at not less than 200° C. and not greater than 400° C. in an oxidizing atmosphere; and (g) baking the second green sheet group having heated in the step (f) in a low oxygen atmosphere at a baking temperature higher than the heating temperature in the step (f) to obtain a laminate.

Abstract: An arrangement for mounting a multiplicity of components (9, 10), particularly with irregular surface topography, on a support (7) using an assembly tool which has a tool substructure (5) and a tool superstructure (6), where the tool substructure (5) is designed to receive the support and the components which are to be mounted thereon, and the tool superstructure (6) has, in addition to an arrangement (11, 12) for transmitting assembly forces, an arrangement for compensating for tilts between the components and the support and/or an arrangement for compensating for irregular surface topologies.

Abstract: A vacuum fixture (100) for holding workpieces includes a case (10) formed with a hollow chamber (15), a plurality of suction cups (30) disposed on the case and a control valve (20). Each of the suction cups has an air aperture (33) in communication with the hollow chamber, and each of the suction cups serves to absorb a workpiece. The control valve serves to maintain and/or re-pressurize a vacuum in the hollow chamber.

Abstract: A tamper protected printed circuit board assembly including a printed circuit board and a partially enveloping tamper wrap covering the entirety of the top surface of the printed circuit board and a first portion of the bottom surface of the printed circuit board, wherein a second portion of the bottom surface of the printed circuit board is not covered by the tamper wrap is provided. The printed circuit board includes two security trace layers each having two security traces thereon, preferably in a serpentine pattern. The tamper wrap and the security traces together cover and prevent tampering with the electronic circuitry of the printed circuit board.

Abstract: A pickup device comprising a pickup surface to which an electronic component retaining liquid is to be applied and capable of adjusting a wet area of the electronic component retaining liquid on the pickup surface is prepared, and the electronic component retaining liquid is applied to the pickup surface in a first step. The electronic component is retained on the pickup surface via the electronic component retaining liquid in a state where the wet area is extended in a second step.

Abstract: A method of manufacturing a multi-layer circuit wiring board, including simultaneously laminating a second flexible resin film on one surface of a first flexible resin film having a first wiring pattern on at least one surface thereof, and a third wiring pattern on another surface of the first flexible resin film, the second flexible resin film having a second wiring pattern formed on at least one surface thereof, and the third flexible resin film having a third wiring pattern formed on at least one surface thereof.

Abstract: The present invention provides a method of fabricating a crystal oscillator with pedestal for surface mounting, which is provided on a base surface of a crystal oscillator from which a pair of lead wires extends and which is formed by injection molding using a mold with a liquid-crystal polymer as raw material; wherein protrusions that follow the shape of said mold are provided on at least a corner around the outer periphery of the surface of the oscillator pedestal facing said base surface of said crystal oscillator; a non-defective product is assumed to be one in which the upper surface of each of said protrusions is a flat surface, but a defective product is assumed to be one in which the flat surface of said protrusion is ridged; and only a non-defective product is mounted onto the base surface of the crystal oscillator. This makes it possible to provide a method of fabricating a crystal oscillator by which reliability is increased while the strength of the oscillator pedestal is maintained.

Abstract: The present invention relates to a center conductor insulator with a tapered entry for use with a coaxial cable transmission line connector that provides guiding and centering of a center conductor pin within the connector. The present invention further relates to a front sleeve assembly for use with a coaxial cable transmission line connector which incorporates a center conductor insulator with a tapered entry to guide and center a center conductor pin within the connector. The present invention also relates to a compression ring assembly for mounting a connector to a cable, the assembly having a collet engaging a tapered rear seal to compress the collet about the cable. The present invention further relates to a method of mounting a connector to a cable with a compression ring assembly incorporating a collet and tapered rear seal.

Abstract: Chillers (4) rapidly remove heat from a coupling of cam pieces (6) immediately after molten metal is injected, so as to make the coupling of cam pieces (6) chilled (be a white cast iron). As a result, tensile strength and shear strength of the coupling of cam pieces (6) decreases while the coupling of cam pieces (6) becomes harder. Cam piece original shapes and notches are alternately formed in the coupling of cam pieces (6). The notch of the coupling of cam pieces (6) which is being held by a holder is hit by a breaking tool. Then, the coupling of cam pieces (6) with low tensile strength breaks at the notch which is the vulnerable portion so that an individual cam piece is obtained.

Abstract: A welded assembly of combustion chamber elements. Two subassemblies of the combustion chamber are fabricated by butt-welding, and a first subassembly has an intermediate connection ring welded thereto suitable for performing final welding with the second subassembly.

Abstract: A method for preparing a surface includes providing an article having an article surface, thereafter first processing the article surface to establish a first residual compressive stress state and a first surface roughness in the article surface, and thereafter second processing the article surface by surface compressive texturing to establish a second residual compressive stress state and a second surface roughness in the article surface. The second surface roughness is quantitatively less than the first surface roughness, and substantially no material is removed from the article surface in the step of second processing.

Abstract: A method of manufacturing a unitary seamless section of an aircraft fuselage comprises disposing a thin lay-up mandrel element onto the outer shell surface of a cylindrical inner mandrel shell, thereby forming a mandrel with a lay-up surface. A plurality of resin impregnated stiffener fibers may be layed-up within a plurality of stiffener channels in the lay-up surface to form a plurality of stiffeners or stringers. The method further includes laying up a plurality of resin impregnated skin fibers onto the lay-up surface while the mandrel rotates to form a unitary pre-cured section of an aircraft fuselage.

Abstract: An aerofoil assembly, for example a bladed rotor assembly (40B) comprises a rotor (42) carrying a plurality of rotor blades (44), at least one of the rotor blades (44) having a coating (46) on the surface of the rotor blade (44). At least one of the rotor blades (44) has a coating (46) having a different thickness, a different area of contact with the surface of the rotor blade (44), a different position of contact on the surface of the rotor blade (44), a different shape of contact on the surface of the rotor blade (44) and/or a different composition compared to at least one of the other rotor blades (44). The coating (46) is applied in a non-uniform manner to reduce the vibration level of the rotor blade (44), or rotor blades (44), with the highest vibration response for a given excitation by changing the bladed rotor assembly (40B) mode shapes and the relative vibration of the rotor blades (44).

Abstract: A metal carrier according to the present invention is produced by superposing a metal flat sheet and a metal corrugated sheet on each other and winding them. In a winding end when the corrugated sheet and the flat sheet are wound, a corrugation height of the corrugated sheet is gradually lowered.

Abstract: In a method of forming bent heat dissipating unit, the following steps are included: putting a plurality of radiating fins on and around a straight heat pipe to form a heat dissipating unit; engaging the heat dissipating unit with a forming die assembly, so that a plurality of locating die units sequentially arranged on a carrier of the assembly are separately positioned in a space between two adjacent radiating fins; pressing the engaged heat dissipating unit and forming die assembly against a forming block; and driving a processing machine connected to the carrier of the forming die assembly to change the arrangement of the locating die units and thereby bend the heat dissipating unit to a shape corresponding to a profile of the forming block. An apparatus for forming the bent heat dissipating unit through the above steps is also provided.

Abstract: A level wound coil (LWC) having a plurality of coil layers each of which has a pipe wound in alignment winding and in traverse winding. The LWC has a shift section where the pipe is shifted from the m-th coil layer to the (m+1)-th coil layer on a bottom surface thereof when the LWC is disposed on a mount surface. The shift section has the k-th shift section on inner layer side and the (k+1)-th shift section on outer layer side, where a start point of the (k+1)-th shift section does not transit, relative to a start point of the k-th shift section, to a direction reverse to a winding direction of the pipe. A length of the shift section that does not transit to the reverse direction is controlled.

Abstract: Installation for making elbows for draining rainwater, formed by execution of a series of external and internal welds on the superimposed edges of an assembled pair of elbow halves, causing said pair to slide around and along an arched bar between two projecting external and internal welding points, respectively connected to the first and second wires leading to a source of electric energy.

Abstract: A method of forming a wheel disc starts with a flat blank. A plurality of windows are formed in the wheel disc, wherein each window has a respective outer edge proximate with a continuous outer band around a periphery of the wheel disc. The windows define a plurality of spokes between adjacent windows, and the angular size of each of the windows along the outer band is preferably greater than the angular size of each of the spokes. The outer band is partially closed toward a cylindrical shape by engaging a cam die against at least a portion of the outer band. The outer band is substantially fully closed into a cylindrical shape by axially wiping the outer band using a cylindrical die. The intermediate camming operation achieves the desired final shape after wiping without introducing stresses that would weaken or distort the wheel disc.

Abstract: A method of forming a wheel disc starts with a flat blank. A plurality of windows are formed in the wheel disc, wherein each window has a respective outer edge proximate with a continuous outer band around a periphery of the wheel disc. The windows define a plurality of spokes between adjacent windows, and the angular size of each of the windows along the outer band is preferably greater than the angular size of each of the spokes. The outer band is partially closed toward a cylindrical shape by engaging a cam die against at least a portion of the outer band. The outer band is substantially fully closed into a cylindrical shape by axially wiping the outer band using a cylindrical die. The intermediate camming operation achieves the desired final shape after wiping without introducing stresses that would weaken or distort the wheel disc.

Abstract: A system and method is provided for producing window components using polymer based, metallurgy based, extruded, injection molded, or wooden lineal material. The lineal material is notched at intervals calculated to include a stretch treatment and folded to form window components such as window sashes, frames, and the like. Internal reinforcing members may be welded within the joints formed by folding at the notches. The notching system and method provide low cost, highly reliable, low defect production of multi-sided window components from a continuous piece of lineal material.

Abstract: A method for the production of press-hardened components, in particular a vehicle body component, from a semifinished product (2) made of unhardened, hot-workable steel sheet. A component blank (10) is formed from the semifinished product (2), pre-coated with a first coating (33), by a cold-forming method, in particular a drawing method. The component blank (10) is trimmed at the margins to a marginal contour (12?) approximately corresponding to the component (1) to be produced. The trimmed component blank (17) is heated and press-hardened in a hot-forming tool (23); then the press-hardened component blank (18) is covered with a second, anticorrosion coating (34) in a coating step.

Abstract: The present invention is directed to a method of forming a molded core component. A mat formed from cellulosic fiber and resin is provided. The mat is consolidated in a first press until the resin is substantially fully cured, and then removed from the first press. The consolidated mat is then placed in a second press having a mold cavity shaped to form at least one depression in at least one of the major surfaces. The consolidated mat is reformed in the second press to form a molded core component having at least one depression in at least one of the major surfaces. The molded core component has a variable density, preferably of between about 10 lbs/ft3 and 80 lbs/ft3.