Abstract: An apparatus for cleaning a rubbing cloth disposed on an alignment roller includes: a first support member to be disposed parallel to the alignment roller; a second support member to be disposed parallel to the alignment roller and spaced apart from the first support member at a predetermined distance; and a cleaning cloth disposed on and extending between the first and second support members. The cleaning cloth cleans the rubbing cloth by rubbing.

Abstract: A canister of a vacuum cleaning system has first and second motor support plates mounted within the canister forming an intervening chamber and an upper motor cooling chamber. An auxiliary plate is attached to the second motor plate and has a dimension sized to enable the auxiliary plate to be removed from the canister interior past auxiliary components mounted on the side wall of the canister avoiding removal of the auxiliary components. A first motor is removably mounted on the first support plate and extends through an opening formed in the second support plate and is fastened to the auxiliary plate by a plurality of fasteners. The first motor is removable from the canister interior with the auxiliary plate after unfastening the auxiliary plate from the second motor support plate. A second motor is removably seated in a retainer ring attached to the second motor support plate.

Abstract: A bypass type cleaning apparatus includes a suction nozzle; an air suction unit being in fluid communication with the suction nozzle via an entering passage; and at least two contaminant collecting receptacles being in fluid communication with at least two exits formed at the air suction unit, respectively.

Abstract: The invention relates to a vacuum cleaner with an electronic control unit and a dirt collecting container, which has a suction inlet and is in flow connection with a suction unit via a suction extraction line, the suction unit being connected to at least one air outlet via at least one air duct. To develop the vacuum cleaner in such a way that, in a structurally simple manner, the production of noise can be kept low and heat-sensitive components can be protected from being damaged, it is proposed according to the invention that at least one air duct is sealed off by means of a sound-insulating sealing mat which is produced from a flame-retardant material and covers the electrical control unit.

Abstract: A vacuum cleaner includes a housing having a nozzle assembly and a canister assembly. A suction inlet is carried on the nozzle assembly. A dirt cup receiver is carried on the canister assembly. A suction generator is carried on the housing. The vacuum cleaner also includes a dirt cup assembly including (1) a dirt collection chamber having a first cylindrical sidewall and a tangentially directed inlet, (2) a first axially directed outlet, (3) a primary filter covering that outlet, (4) an air spreader, (5) a first feed passageway extending between the outlet and the spreader and (6) a secondary fine particle filter including multiple vortex chambers.

Abstract: A dust collection device for attaching to a demolition tool includes a hollow first body, a hollow second body, and a suction tube. The hollow first body can be configured to connect with an associated demolition tool. The hollow second body can connect with the first body and the two bodies can cooperate to define an internal space. The second body can be at least one of (i) selectively removable from and reattachable to the first body at or adjacent a distal end of the first body without damaging the first body or the second body and (ii) rotatable with respect to the first body. The suction tube can connect to at least one of the first body and the second body. The suction tube can define a passage in fluid communication with the internal space.

Abstract: A fan nozzle for cleaning a surface with an abrasive blast media is constructed of a longitudinal body having an axial pathway through which the media is passed under pressure for release from a substantially rectangular cross-sectional outlet to release the media in a substantially flat, wide path. A first transition zone provides a conversion in the axial pathway from the inlet cross-section to the substantially rectangular cross-section of the outlet opening. A second transition or convergence zone first reduces and then expands the cross-section of the axial pathway for providing a Venturii acceleration of the media as it passes through the nozzle. The transition zone and the convergence zone may be coexistent along a portion of the axial pathway.

Abstract: Wheeled covers for patio furniture are described. The patio furniture covers include wheels attached to the covers that are positioned to secure to and support at least two locations on the covered patio furniture. When the patio furniture covers are used to cover the patio furniture, the covered patio furniture may then be easily wheeled using the cover wheels to move the covered patio furniture from one location to another. Thus, the patio furniture itself need not have wheels, and no modification of the patio furniture is required. The wheels of the patio furniture covers may be secured to the patio furniture to ensure stability of the wheeled configuration. The covers may include a self-contained or self-attached storage bag or pouch in which the patio furniture cover may be stored when not in use.

Abstract: [Object] To provide a one-way valve and a door check apparatus which is compact and includes a small number of components.

Abstract: A hinge structure for a vehicle open/close body, in which a long hinge member supporting the open/close body is rotatably disposed in an opening portion of a vehicle body and the hinge member rotates according to an opening and closing motion of the open/close body, wherein a cover member for covering the hinge member is disposed in the hinge member; and wherein a shape of an outer periphery surface of the cover member facing a corner portion of the opening portion is formed in a shape following a shape of the corner portion.

Abstract: A door hinge with a hidden closure system comprising, in general, a first hinge with a pin protruding from the face of the hinge, a second hinge with a hidden closure system, wherein such pin engages a latch and release mechanism and triggers a closure system in the second hinge during final approach, thus softly closing the door and reducing the sound of closure during the final approach of the door.

Abstract: A sliding hinge is mounted in an electronic device and has a stationary bracket, a sliding bracket and a resilient element. The stationary bracket connects to a base of the electronic device. The sliding bracket connects to a cover of the electronic device, is mounted slidably on the stationary bracket and has a body. The resilient element is mounted between the stationary bracket and the body of the sliding bracket to provide effectively friction to maintain the cover at any desired position. With the positioning holes and the positioning protrusions are formed on the stationary bracket and the sliding bracket to simplify the assembling procedure.

Abstract: A self-orienting caster for pieces of furniture and the like, comprising at least one wheel which is supported so that it can rotate about a horizontal axis by a supporting structure which has a vertical cylindrical recess which is open upward and is axially offset with respect to said horizontal axis and constitutes said seat in which a pivot for the pivoting of the caster can rotate, the pivot being insertable in a receptacle of the piece of furniture onto which the caster is to be fitted, the supporting structure comprising two mutually opposite annular flanges, which form respective circular and coaxial holes, a tubular body whose opposite ends are rigidly coupled to the inner edges of the holes and form externally, between the flanges, a rolling track for a supporting bearing for the wheel, respective extensions being monolithically rigidly coupled to the flanges and being mutually associable so as to form the seat which is designed to receive the pivot for the pivoting of the wheel.

Abstract: A hinge for doors or windows, comprising a hinge-pin (26) defining an axis of articulation (28), a first hinge element and a second hinge element (22, 24) articulated to one another about said axis (28) via said pin (26), in which the first hinge element and the second hinge element (22, 24) have respective articulation seats (44, 62) for coupling with said pin (26) and respective front surfaces facing one another (42, 58), in which a washer (30) is set between said front facing surfaces (44, 58), and in which said pin (26) has an annular groove (68) on its external surface for engagement by a fixing screw (72) carried by the second hinge element.

Abstract: A hinge for doors or windows, comprising a hinge-pin (26) defining an axis of rotation (28), a first hinge element (22) and a second hinge element (24), which are articulated to one another about said axis (28) via said pin (26), the hinge including a reinforcement kit comprising an extension element (32) that can be applied by shape fit to an end of the pin (26), and a third hinge element (30) connectable to the first hinge element (22) in a pre-set position and having a hole (82) that can be engaged by said extension element (32) of the pin (26).

Abstract: A hinge includes a shaft, a bracket, two washers, a resilient member assembly mating with the pole, and a fastener. The shaft includes a pole. The bracket includes a knuckle portion. The washers are mounted on the pole. The fastener is engaging with the pole and exerting force against the washers, and the resilient member assembly.

Abstract: The present invention pertains to a drawer handle with improved structure mainly consisted of a hollow head, a weight unit, and a main base; wherein, the hollow head includes an opening for being inserted by the main base, which further has a tapped aperture disposed thereon and a protrusion with a slotted portion protruded therefrom for mounting into the hollow head. Further, the weight unit has its bottom side to be disposed against an inner surface of the protrusion so as to well embed the slotted portion into the opening of the hollow head while assembling the main base with the hollow head. In this manner, the present invention conduces to obtain a substantial weight without increasing the manufacturing cost and enhance the quality of the integral handle product.

Abstract: The invention relates to a detachable handle to hold a wall element (3) comprising a main body; a clamping arrangement connected to the main body; an operating member (30) mounted for pivoting on the main body and adapted to move the clamping arrangement between a free, non-clamping state and a clamping state in which the clamping arrangement clamps the wall element (3); and a transmission arrangement adapted to move the clamping arrangement when the operating member is pivoted, wherein the transmission arrangement comprises a transmission element (39) having an axis of rotation in longitudinal direction, and wherein the transmission arrangement is adapted to convert a pivoting movement of the operating member (30) into a rotational movement of the transmission element (39).

Abstract: An anchor having an internal passage defined by a revolved wall profile. The anchor is conceptually divided into four regions: a neck region, a transition region, a mid region, and a distal region. Each of these regions has its own design considerations. A portion of a parabola is used to define at least part of the revolved wall profile. The parabolic portion is preferably used in at least the neck and mid regions. In order to create a tangency condition proximate the neck anchor boundary, the parabola used to create the wall profile is angularly offset from the wall profile's axis of rotation.

Abstract: Buckle and respirators having such buckles. The buckle has a movable cinch bar allowing a strap to be inserted into and be secured by the buckle by opening the cinch bar and inserting the strap. The cinch bar then returns to a closed position and supports the strap over the cinch bar. The cinch bar may be deformable through the use of a living hinge connecting the cinch bar to the body of the buckle. The cinch bar may be split into two members, each being deformably coupled to the buckle body, perhaps with living hinges.

Abstract: A fastening apparatus using magnetism enables to fasten an object with a magnetic material to a target surface. The apparatus has a substrate which is flexible and provided at its reverse side with a sticking coat for removably attaching to the target surface, and a magnet receiving hole surrounded by the sticking coat penetrating through the substrate; a flat magnet housed into the magnet receiving hole; an outer film which is fixed on the substrate for separating the flat magnet and the object. The flat magnet is able to be removed out from the magnet receiving hole.

Abstract: An attachment device with a whistle comprises a securing device of a flexible joining strap and a release button, the assembly being housed in a hollow body made from plastic material. The hollow body is injection molded in a single part being subdivided into a first compartment housing the whistle and a second compartment housing the release button and a securing jaw. The latter is composed of a first jamming surface integral to the movable release button and a fixed second jamming surface molded together with the body, said part being open molded by means of a stop valve joined to the body of the compartment by a hinge.

Abstract: A shoulder strap assembly and a snap hook structure thereof are presented. A strap of the shoulder strap assembly is combined with a first article through the snap hook structure. The snap hook structure includes a main body and a keeper member. The main body hooks the first article, and the keeper member ensures the main body to keep hooking the first article. The keeper member has a perforation. The user can wind the strap around a second article, and use a lock to pass through the perforation so as to lock the first article with the second article, thereby preventing the first article from being stolen.

Abstract: An accessory connecting means for a bicycle saddle includes a first connecting member, a second connecting member and a latching apparatus. The first connecting member includes a fixing portion for fixation to the bicycle saddle, and a first engaging portion extending downward from a lower side of the fixing portion. The second connecting member includes a coupling portion removably coupled with the accessory, and a second engaging portion extending upwardly from an upper side of the coupling portion to releasably engage with the first engaging portion. The latching apparatus is disposed between the first and second engaging portions in such a way that the first and second engaging portions can be interlocked with each other at the time of engagement and quickly released from each other at the time of disengagement.

Abstract: An adjustable structure for a strap is provided. The adjustable structure comprises a positioning device, a shaft, and a plurality of female fasteners formed on the surface of the strap. The positioning device has a base and a male fastener pivoted on the positioning device. The male fastener is also disposed at the end of the strap. The shaft is disposed opposite the positioning device. Accordingly, the strap is able to pass through between the base and the male fastener, and return back with respect to the shaft. The male fastener is then adapted to detachably connect with the female fastener, and thus the distance between the positioning device and the shaft is adjustable.

Abstract: A fastener for a shoelace includes a longitudinal shoelace clamp and a longitudinal pull unit. The shoelace clamp includes a base and two clamp rings extending longitudinally and oppositely from two sides of the base. Each of the clamp rings has a ring opening and a clamp piece extending across the ring opening. The pull unit includes a middle portion disposed over the base, two opposite pull members extending oppositely from the middle portion and disposed respectively over the clamp rings, and a joining unit. The joining unit includes a plurality of string members fixed to the pull unit and extending oppositely from the middle portion to the pull members along a longitudinal direction of the pull unit. The string members have fixed sections embedded within the middle portion and the pull members, and string rings exposed from the pull members and connected to the shoelace clamp.

Abstract: A vibration layer is formed by the AD method on a cavity plate before forming pressure chambers, a common electrode is formed on the vibration layer, and a piezoelectric layer is formed on the common electrode by the AD method. Subsequently, the pressure chambers are formed in the cavity plate by the etching. After that, individual electrodes are formed on the piezoelectric layer. Subsequently, the stack of the cavity plate, the vibration layer, the common electrode, the piezoelectric layer, and the individual electrodes is heated at about 850° C. to simultaneously perform the annealing of the piezoelectric layer and the sintering of the individual electrodes and the common electrode. Accordingly, the atoms of the cavity plate are suppressed from being diffused into the driving portions of the piezoelectric layer.

Abstract: A multilayer ceramic component includes a stack containing ceramic layers and electrode layers interspersed among the ceramic layers. The electrode layers contain copper and define first and second internal electrodes. First and second external contacts are on different sides of the stack. The first and second external contacts contain copper and are substantially perpendicular to the ceramic layers and electrode layers. The first internal electrode is connected to the first external contact and the second internal electrode is connected to the second external contact. The first and second internal electrodes overlap each other at a plane intersecting the stack. In areas adjacent to boundaries between the first and second external contacts and the ceramic layers, the first and second external contacts are not oxidized and material making-up the ceramic layers is not diminished. A bonding strength of the external contacts to the stack exceeds 50 N.

Abstract: The present invention relates to the field of solid state capacitors, and in particular to capacitors that have an anode body formed of porous valve action material, such as tantalum, niobium or niobium monoxide. According to one aspect of the present invention, there is provided a method of forming capacitor anode bodies from valve action material comprising the steps of: providing a capacitor grade powder of the valve action material, charging the powder into moulding means, compacting the powder in the moulding means so as to shape the powder into an anode body shape, stabilising the body shape, for example by sintering of the material to form an inter-connected porous body, characterised in that the moulding process involves the use of lubrication means which is adapted to apply lubricant locally to lubricate the interface between an outside surface of the anode body and a moulding surface of the moulding means.

Abstract: A continuous tool rotation tool turret is comprised of a turret head, a plurality of spindles and a motor. The spindles are attached to the turret head. Each spindle is adapted to secure and rotate a cutting tool. The motor simultaneously rotates each spindle. The spindles rotate at an operational speed while the turret head is being indexed. A bevel gear operationally connected to the motor simultaneously rotates a bevel gear attached to each spindle. Air pressure separates the turret head from its rest surface during indexing. The turret head rotates around a manifold which supplies coolant and pressurized air to the turret head. Optionally, a mating wedge and wedge receptacle attached to the turret head and its housing provide for more precise indexing of the turret head. The continuous tool rotation minimizes the time needed to index the turret from one position to another.

Abstract: A continuous tool rotation tool turret is comprised of a turret head, a plurality of spindles and a motor. The spindles are attached to the turret head. Each spindle is adapted to secure and rotate a cutting tool. The motor simultaneously rotates each spindle. The spindles rotate at an operational speed while the turret head is being indexed. A bevel gear operationally connected to the motor simultaneously rotates a bevel gear attached to each spindle. Air pressure separates the turret head from its rest surface during indexing. The turret head rotates around a manifold which supplies coolant and pressurized air to the turret head. Optionally, a mating wedge and wedge receptacle attached to the turret head and its housing provide for more precise indexing of the turret head. The continuous tool rotation minimizes the time needed to index the turret from one position to another.

Abstract: A method for replacing a vehicle dome light comprises removing an existing bulb from first and second clamps which engage the first and second ends respectively of the bulb. Attaching a replacement board having a first contact and a second contact corresponding to the first and second clamps respectively. The method includes delivering electricity to the first clamp whereby the replacement bulbs are lighted from electricity passing through the first contact to the plurality of replacement bulbs to the second contact and to the second clamp. The apparatus requires a replacement board capable of replacing the existing bulb.

Abstract: A tool assembly for removing an article from, or inserting an article onto, a printed circuit board which includes a tool housing having a handle portion and an article receiving portion, a plate slidable within the housing, the plate having a handle portion at a first end adjacent to the handle portion of the housing and two receiving portions at a second end, and two lever arms within the housing, each lever arm having a first end pinned to the housing and a second end of each lever arm inserted into the receiving portion of the plate such that each of the lever arms pivots about the pinned first end upon movement of the plate. The tool further comprises a pair of flexible rods located in respective recessed channels on either side of the article receiving portion, with one end of the flexible rods affixed to a first end of each of the lever arms, each of the flexible rods having a free end for interacting with an article retention device.

Abstract: An end-of-arm tool having a workpiece interface tool is attachable to an articulable robotic arm. The end-of-arm tool can be configured by engaging an adjustable modular unit including a swing arm, a cylinder, and a workpiece interface tool to a rail element of the end-of-arm tool. The adjustable modular unit machine-slides in the rail element to a preferred x-axis position, machine-pivots to a preferred angular orientation, and machine-extends along a longitudinal axis of the cylinder to a preferred z-axis position, and machine-rotates to a preferred rotational angle about the z-axis.

Abstract: According to the invention, a manufacturing method for a metallic catalyst carrier including a cylindrical outer casing and a honeycomb unit that is formed of a first metal foil made in a corrugated shape and a second metal foil made in a minutely corrugated shape or a flat shape, the method includes: rolling the first metal foil with the second metal foil in a state that the first metal foil are disposed on the second metal foil, forming a circumferential face of the honeycomb unit into a serrated face, and press fitting the honeycomb unit into the cylindrical outer casing after the forming step.

Abstract: This invention is a method for connecting new material to existing connections for purposes of strengthening, without removing the existing load, and generally applies to bridges and buildings made of steel with bolted or riveted connections. It uses special order high strength bolts with enough thread for two nuts a cheese plate and new material to be attached to the existing connection. The cheese plate is a thick fill plate with larger diameter holes than a washer and nut. The method removes as little as one rivet or bolt at a time, and replaces it with the special order high strength bolt and only one nut. After all the fasteners are replaced, the cheese plate and new material are installed and a second nut is added to complete the attachment of the new material. Previously, structures like this would have to be temporarily supported to disassemble and attach new material.

Abstract: A method for continuous casting and rolling at increased casting speed followed by hot rolling of relatively thin metal strand, especially steel strand (1), where presetting of target temperatures (6) of the hot strip (2) reduces temperature losses in the hot strip (2) by increasing the temperatures of the work rolls (4) at a predetermined rate of increase, starting from a low initial temperature (5), and by adjusting the strip temperature (15) to a target rolling temperature (6) of the hot strip (2) and/or by automatically controlling or regulating the intensity of the roll cooling (18).

Abstract: A method for manufacturing a wireless receiver and a structure of the same are disclosed. The method includes the steps of: providing a metallic casing having an accommodating space with both opposite ends thereof and having an insertion hole and a through hole in communication with the accommodating space; forming a positioning base having a mounting trough by joining to the accommodating space of the metallic casing, the mounting trough being in communication with the accommodating space and through hole; providing a receiving module, assembling the receiving module in the accommodating space, the receiving module being fixed by inserting it into the mounting trough via the through hole; and providing a housing, assembling the housing to the through hole, the housing sealing the through hole to block the receiving module from sliding out of the through hole. Therefore, the whole size of the wireless receiver can be reduced.

Abstract: A method of fabricating a potentiometer in which conductive stampings are cut to be both the connector pins and the substrate of the potentiometer. In the region where the potentiometer is desired, an insulating layer covers the surface of the stamping. The insulating layer can be the same material as the solder mask, and electrically isolates the connector pins from the resistive area. Next, carbon trace is screen-printed over the insulating layer where the potentiometer is desired, and oven-cured. This subassembly is then placed into a housing of plastic or another insulating material. Last, the feedback and ground pins are assembled into the plastic housing. The ground pin is laid on top of the end of the carbon trace to make an electrical connection to the resistive trace.

Abstract: A method of manufacturing a lithium ion secondary battery comprising the steps of: forming a laminate by laminating an electrolyte green sheet and a positive electrode green sheet; and sintering the laminate is provided. At least one of the electrolyte green sheet and the positive electrode green sheet contains an amorphous oxide glass powder in which a crystalline having a lithium ion conducting property is precipitated in the step of sintering. A solid state battery produced in accordance with the method is provided.

Abstract: The invention relates to a method for the manufacture of a thin film electrochemical energy source. The invention also relates to a thin film electrochemical energy source. The invention also relates to an electrical device comprising such a thin film electrochemical energy source. The invention enables a more rapid and efficient manufacture of thin film batteries and devices containing such batteries.

Abstract: There is provided an ACF attachment device that attaches ACFs to an electronic component for saving installation space, improving mounting tact time, and reducing costs in a liquid crystal driver mounting stage. A preliminary press bonding device (102) includes a component supply unit (401), an ACF attachment device (101), and a preliminary press bonding unit (305). The ACF attachment device (101) includes an ACF attachment unit (301) that simultaneously attaches the ACFs to two sides on a panel side and a PCB side of the electronic component, an ACF tape supply unit (302) that supplies an ACF tape, a nozzle (303) that suctions and holds the electronic component, and a separator collection unit (304) that collects separators bonded to the ACFs.

Abstract: An exemplary automatic disassembly machine is used for detaching a cover from a main body of a portable electronic device. The cover defines a hole therein. The automatic disassembly machine includes a holder, a mechanical hand, a power source, and a controller. The mechanical hand is fixed on the holder. The mechanical hand has an inserting element, and a positioning element. The inserting element is configured for inserting into the hole of the cover and lifting the cover up from the portable electronic device. The positioning element is configured for positioning the cover. The power source connects to the mechanical hand for driving the mechanical hand. The controller connects to the mechanical hand and the power source for respectively controlling the positioning element and the inserting element to detach the cover from the portable electronic device.

Abstract: A method for building scalable electronic subsystems is described. Stackable modules employ copper substrates with solder connections between modules, and a ball grid array interface is provided at the bottom of the stack. A cooling channel is optionally provided between each pair of modules. Each module is re-workable because all integrated circuit attachments within the module employ re-workable flip chip connectors. Also, defective modules can be removed from the stack by directing hot inert gas at externally accessible solder connections.

Abstract: The present invention relates to the electronic manufacturing field and provides an automatic inserting method, an inserting system and an inserting device for a PCB board The method includes: obtaining the insertion paths for insertion of components in the PCB, calling the optimization program to adjust the insertion parameters, generating the optimized insertion paths based on the insertion parameters adjusted, and carrying out the insertion based on the optimized insertion paths. In an embodiment of the present invention, the optimization programs are used to adjust the insertion parameters in the original insertion programs, generate the optimized insertion paths based on the parameters adjusted, and carry out the insertion as per the optimized insertion paths, which not only improves the insertion efficiency, but also avoids a waste of manpower and the improvement of insertion efficiency is inconspicuous in relation to man-made modification of insertion programs.

Abstract: A method for making a contact begins by providing a sheet of material. A portion of the sheet is deep drawn to form a cavity having at least one side wall, the cavity extending away from a rim formed by a non-drawn portion of the sheet. At least one spring member is defined from the at least one side wall and is bent such that at least a portion of the at least one spring member extends beyond the rim.

Abstract: A composite sleeve seal for sealing a conduit connection including a body portion having collar sections spaced apart from one another to define gaps therebetween, and being interconnected to one another by link segments spanning the gaps. A seal portion interposes the collar sections in the gaps and surrounds the link segments to positively interlock the seal portion with the body portion to form the composite sleeve seal as one integral component.

Abstract: A method for forming a bucket for a steam turbine includes forming a leading edge on at least one airfoil. The leading edge is comprised of an erosion resistant material and is bonded to the airfoil.

Abstract: The present invention is a vane for us in a gas turbine engine, in which the vane is made of an exotic, high temperature material that is difficult to machine or cast. The vane includes a shell made from either Molybdenum, Niobium, alloys of Molybdenum or Niobium (Columbium), Oxide Ceramic Matrix Composite (CMC), or SiC-SiC ceramic matrix composite, and is formed from a wire electric discharge process. The shell is positioned in grooves between the outer and inner shrouds, and includes a central passageway within the spar, and forms a cooling fluid passageway between the spar and the shell. Both the spar and the shell include cooling holes to carry cooling fluid from the central passageway to an outer surface of the vane for cooling. This cooling path eliminates a serpentine pathway, and therefore requires less pressure and less amounts of cooling fluid to cool the vane.

Abstract: A method of producing substrate 3 having feedthrough electrodes for an inkjet head, including: a step of forming grooves in the substrate 1 in the same pitch as that of the inkjet head; a step of setting conductive member 101 in the grooves; a step of adhering covering substrate 2 onto substrate 1; a step of cutting adhered substrate 1 and covering substrate 2 in a direction perpendicular to that of the grooves in a predetermined width.