Abstract: Removing of a casting core from a metal casting leaves at least one opening in a surface of the metal. The opening is filled with a sacrificial material. The metal and sacrificial material are machined at the opening. After the machining, a remainder of the sacrificial material is removed.

Abstract: An iron-type golf club head is disclosed having a heel portion, a sole portion, a toe portion, a top-line portion, a front portion, a rear portion, and a striking face. A back wall is also disclosed in the rear portion enclosing a portion of the rear portion to create an enclosed cavity. The cavity is defined by at least a rear surface of the striking face, an inner back wall surface, and the sole portion. A plug and a filler material is located within the enclosed cavity. The filler material surrounds the plug and is configured to hold the plug in place. The plug is lighter than the filler material.

Abstract: An apparatus for immobilising a component during a machining operation is provided. The component has a securing region and an elongate body to be machined extending therefrom. The apparatus has a clamp which is configured to immobilise the component at the securing region. The clamp, in use, exerts clamping forces on the securing region. The apparatus further has a support fixture which is movable relative to the clamp to confine the elongate body at a support region thereof distal from the securing region. The support fixture is configured such that, without exertion of clamping forces on the support region by the support fixture, the confined support region is unable to move during the machining operation.

Abstract: A mask tensioning apparatus is disclosed. In one embodiment, the mask tensioning apparatus includes: i) a clamp supporting a mask sheet disposed on the mask frame to couple the mask sheet to the mask frame and ii) a tensioner connected to the clamp and applying a tensioning force to the clamp to fix the mask sheet fixed by the clamp to the mask. The clamp may be arranged in a substantially vertical or oblique direction with regard to the elongation direction of the mask sheet, thereby supporting the mask sheet.

Abstract: A system for mounting an electronic handheld device includes a case having a mounting structure and a locking structure attached to the ease by aligning a portion of tile locking structure with a portion of the mounting structure and rotating the locking structure or the case.

Abstract: Customizing frames for augmented reality devices includes receiving a fit profile of a user and selecting a stock frame from a set of different frame sizes. The selected stock frame may be a size that is a closer match to the fit profile than other frame sizes in the set, and the stock frame may be adjusted to create a modified frame that provides a closer match to the fit profile than the stock frame. A see-through display may be coupled to the modified frame.

Abstract: The present invention provides a method for mounting light bar that enhances central point brightness of backlight module, which includes (1) providing a PCB and LED lamps of different luminous intensities among which the difference is less than 20%; (2) positioning the LED lamps on the PCB in a spaced manner and electrically connected to the PCB; (3) providing a backlight module main body; (4) positioning the PCB with the LED lamps on the backlight module main body to form a the backlight module; (5) measuring central point brightness and illumination homogeneity; (6) adjusting the spacing distance between the LED lamps according to predetermined central point brightness and illumination homogeneity so as to have the central point brightness and illumination homogeneity of the LED lamps satisfying requirements; and (7) mounting the LED lamps to the PCB so as to form an LED light bar.

Abstract: A method for manufacturing an antenna structure is disclosed. Employing steps of mixing with a catalyst and embedding a metal insert can simplify steps for manufacturing the antenna structure. Further, a non-conductive frame produced by the process disclosed herein can exhibit waterproof effect. The catalyst mentioned above is mixed with a plastic and then injected into a mold to form the non-conductive frame. The metal insert mentioned above is disposed in the mold before the step of injecting the plastic. Alternatively, the metal insert is embedded in the non-conductive frame after the step of injecting the plastic.

Abstract: The invention relates to a method for sealing an impregnation opening of an energy storage assembly including a housing, the opening (24) being provided in one of the walls of the housing and having an outer aperture (24E) and an inner aperture (24I), the method comprising: a step of inserting, into the opening through the outer aperture, at least one end portion of a head of a tool that is rotated in a direction corresponding to the axis of the opening, in order to heat an area of the housing in the vicinity of the opening, the head including at least a first cross-section at the base thereof, and a second cross-section that is smaller than the first cross-section at the end thereof; once the area is heated, a step of translating the tool in the direction of the inner aperture so as to move the material in the direction of the inner aperture and to seal the opening by means of the resolidification of the material.

Abstract: The present invention provides a method for producing a cathode active material for a lithium ion secondary battery excellent in the discharge capacity and the cycle characteristics and having high durability, and methods for producing a lithium ion secondary battery and a cathode for a lithium ion secondary battery. A lithium-containing composite oxide comprising Li element and at least one transition metal element selected from the group consisting of Ni, Co and Mn (provided that the molar amount of the Li element is more than 1.2 times the total molar amount of said transition metal element) and a composition (1) {a composition having a compound (1) containing no Li element and comprising Mn element as an essential component, dissolved or dispersed in a solvent} are contacted, followed by heating to produce a cathode active material for a lithium ion secondary battery.

Abstract: An example retaining ring removal tool includes a shaft extending along an axis from a first end to a second end, and at least one tapered tab extending axially from the first end of the shaft at a radially outer perimeter of the shaft.

Abstract: A system for creating a container having a bottom and four lateral walls comprises a bottom member (1), four walls (2) and an arrangement (3) for interlocking said walls with respect to said bottom member so as to create a container. The arrangement comprises for each wall a first section (4) and the bottom has for each outer border thereof a second section (10). The second section allows introduction of the first section therein with a corresponding wall tilted outwards from a centre of a container to be created and has a part (12) forming a stop to the first section preventing lifting of the wall with respect to the bottom member in a vertical position of the former.

Abstract: An auxiliary tool for assembling a number of voice coil motors includes a number of trays, a rod member, and two limiting members. Each tray defines a through hole. The rod member passes through the through holes of the trays. The two limiting members are sleeved over the rod member at two ends of the rod member, the trays being between the two limiting members, each two neighboring trays being configured for clamping a respective one of the voice coil motors.

Abstract: Systems and methods for providing an interactive toy assembly workshop and methods for making a toy which utilizes a digital profile so as to be increasingly personalized. The workshop is composed of a variety of stations which are specifically related to various assembly tasks in the process of taking an unfinished plush toy and producing a finished toy design. While some of these stations are geared to more hands on tasks in selecting and actually assembling the toy, others are specifically designed to provide interactive experiences that enhance the personality of the toy, make it unique, and provide for it to be anthropomorphized by the user in a particular way by creating and using a digital profile with the toy.

Abstract: A method for manufacturing an IC substrate includes following steps: providing a roll of double-sided flexible copper clad laminate; converting the roll of double sided flexible copper clad laminate into a roll of double sided flexible wiring board in a roll to roll manner; cutting the roll of double-sided flexible wiring board into a plurality of separate sheets of double sided flexible wiring board; forming first and second rigid insulating layers on the first and second wiring layers of each sheet of double sided flexible wiring board; forming third and fourth wiring layers on the first and second rigid insulating layers, and electrically connecting the first and third wiring layers, and electrically connecting the fourth and second wiring layers, thereby obtaining a sheet of substrate having a plurality of IC substrate units; and cutting the sheet of substrate into separate IC substrate units.

Abstract: A method of manufacturing a concave connector substrate includes: a step of preparing a guide substrate having a guide/holding region that guides a plate-shaped connector to a connection position and a cut portion; a step of arranging and aligning two wiring substrates, each having wiring lines and through hole connection portions that are electrically connected to the wiring lines, with both surfaces of the guide substrate, and applying an adhesive to a predetermined region of the guide substrate to bond the wiring substrates to the guide substrate; a step of bending a portion of the wiring substrate toward the inside of the cut portion of the guide substrate and bringing the wiring lines disposed in the bent portion into pressure contact with the inside of the cut portion; and a step of removing a section inside the cut portion to form the guide/holding region.

Abstract: A method of manufacturing a family of airfoils includes providing a plurality of airfoil blanks of identical geometry, selecting a first airfoil geometry from a family of airfoil geometries, selecting a second, different airfoil geometry from the family of airfoil geometries, machining a first one of the plurality of airfoil blanks to the first airfoil geometry to produce a first airfoil of the family of airfoil geometries, and machining a second, different one of the plurality of airfoil blanks to the second airfoil geometry to produce a second, different airfoil of the family of airfoil geometries

Abstract: The invention provides a manufacturing method of a component of a split blade of a wind turbine (such as an inboard shell or an inboard spar) having joining elements with its complementary component (i.e. an outboard shell or an outboard spar). The method comprises the following steps: a) manufacturing a joint laminate of a composite material having embedded into it the joining elements, said joint laminate being configured for becoming a part of the component; b) manufacturing the component using as a preform said joint laminate. The invention also refers to a split blade comprising components manufactured by said manufacturing method.

Abstract: A method and system is provided for assembling or disassembling a blade of a wind turbine. The wind turbine includes a tower resting on a base, a rotor including at least one rotor blade having a blade connection flange and a nacelle mounted atop the tower, a hub rotatably connected to the nacelle and including a hub connection flange adapted to be detachably connected to a blade connection flange of a rotor blade. Thy wind turbine further includes a first positioning element adapted to be attached to the nacelle or to the tower in a top area and a second positioning element adapted to be joined to the blade in a root blade area, where the first and second positioning elements are configured to cooperate to provide an accurate position of the blade connection flange prior to connection to the hub connection flange.

Abstract: A device recovers water from an ambient airstream. The device includes a chamber having a group of trays that hold respective amounts of liquid desiccant. A foam media element in each tray absorbs the desiccant to increase an exposed surface of the desiccant to the airstream. Fans and valves are used to control airflow through the device. A charge cycle circulates air through the device to remove water vapor from the airstream. A subsequent extraction cycle removes water collected in the liquid desiccant by a condenser communicating with the chamber. An integral heat exchanger adds heat to the chamber during the extraction cycle. A controller is used to integrate and control device operation. The desiccant trays may be selectively configurable in an array to best suit the intended installation. The trays may be arranged in column and row configurations, along with adjustable airflow patterns between each of the trays.

Abstract: A fluidic artificial muscle actuator consisting of an inner elastic bladder surrounded by a braided filament sleeve and sealed off on either end with end fittings. Pressurization of the actuator produces force and/or motion through radial movement of the bladder and sleeve which forces the sleeve to move axially. Both contractile and extensile motions are possible depending on the geometry of the braided sleeve. The fluidic artificial muscle actuator is manufactured using a swaging process which plastically deforms swage tubes around the end fittings, braided sleeve, and pressure bladder, creating a strong mechanical clamping action that may be augmented with adhesive bonding of the components. The swaging system includes the swaging die and associated components which are used to plastically deform the swage tube during assembly of the actuator.

Abstract: A manufacturing method for a toothed member includes a thickened tooth shaping process in which a toothed shape is formed on a side wall portion while making a thickness of the side wall portion larger than a thickness of a bottom surface portion by relatively moving the compression die with respect to the restraint die and the pressure receiving member in the axial direction from the side of the opening end of the cup-shaped raw material toward the bottom surface portion. The manufacturing method being such that the thickened tooth shaping process includes applying a load against the restraint die such that the restraint die restrains the first surface and the second surface.

Abstract: A positioning device for scanning a surface includes a movable element; at least one spring-like element having a resilience element for providing a tunable resilience in at least one direction; wherein the spring-like element is configured to tune the resilience by applying a force onto the resilience element of the at least one spring-like element.

Abstract: A method of coupling diatonic harmonicas that increases the musical range of the diatonic harmonicas being coupled. Diatonic harmonicas are stacked and secured together by a clamping mechanism in order to form an instrumental assembly that is more versatile than a single diatonic harmonica. An ideal key is first determined according to a selected musical piece. The ideal key provides a foundation from which an initial harmonica and a subsequent harmonica are selected from a plurality of harmonicas. Each of the plurality of harmonicas is tuned in a musical key that is either major or minor. The musical key of the initial harmonica is determined according to the ideal key, while the musical key of the subsequent harmonica is determined from the chromatic scale. Once the initial harmonica and the subsequent harmonica are selected, they are coupled together by the clamping mechanism.

Abstract: In a method for producing a plain bearing, an aluminium-iron-silicon alloy is rolled onto a steel backing, wherein the ratio of iron to silicon is between 2:1 and 4:1. A plain bearing has a sliding surface of such an aluminium-iron-silicon alloy.

Abstract: In summary, the invention relates to a method for forming an end-side toothing arrangement of a roiling bearing, in particular a wheel bearing. The aim is to improve the uniformity of the end-side toothing arrangement and to allow a greater tooth depth. This is achieved by two method steps in that, in a first step before the reshaping of an end piece of a hub, a die is axially arranged on the rolling bearing in a preassembled state and, in a second step during the reshaping of the end piece and the shaping of the end-side toothing arrangement, the die radially delimits a radial recess of the rolling rivet collar as it forms. In addition, the die reduces or prevents radial widening of the inner ring.

Abstract: The present invention provides a method and apparatus of inhibiting a thrust bearing capacity of a compression system from being exceeded during a surge event in which a thrust bearing is biased with a biasing force to increase the thrust bearing overload margin between the capacity of thrust bearing to absorb axial forces and the greatest force produced during the surge event. This biasing force can be produced by appropriately sizing the high pressure seal on the side of the impeller opposite to the inlet of a compressor of the compression system so that the back disk force produced in the high pressure region of the high pressure seal and the low pressure region located inwardly of the high pressure region creates the desired bias force value and direction.

Abstract: The invention relates to a pocket tool with a housing, a compartment region, pins (11a, 11b) and an implement (13) interchangeably mounted on one of the pins (11a, 11b) by means of a coupling mechanism (22) and which can be moved by means of a pivot bearing (18) between an inwardly pivoted transport position and an outwardly pivoted functional position, which is mounted against a spring element and can be moved relative to the pin (11a, 11b) into an uncoupling position and removed from the pocket tool. The coupling mechanism (22) has a guide track guiding the implement (13) in the uncoupling position at an angle with respect to a longitudinal axis (68) of the housing (2) during its uncoupling movement along the compartment region.

Abstract: An electrically powered garden tool includes an electric motor mounted upright within an outer shell housing, a pair of relatively reciprocating shear blades assembled to be driven by operation of the motor through a crank mechanism provided within a lower portion of the outer shell housing, and a cooling fan assembled to be driven by operation of the motor for introducing outside air into an upper portion of the outer shell housing to exhaust the introduced air from a lower portion of the outer shell housing. In the garden tool, a downward exhaust opening is formed within a lower end peripheral wall of the outer shell housing enclosing the crank mechanism such that the air spouted by rotation of the cooling fan blows out downward from the downward exhaust opening to restrain the occurrence of blowing noise of the air.

Abstract: A ring cutting device for cutting a ring lodged on a human finger and a device for separating and extracting a cut ring that is still on a wearer's finger. The ring cutting device can be operated by a single hand and includes an elongate power and drive portion that fits comfortable in a user's hand, a finger guard portion having a ring guard and a biasing system, a housing having a protective shield and a mount for mounting the finger guard portion, and a cutting portion having a rotatable circular saw blade that is mechanically coupled to the rotary drive mechanism of the power and drive portion. The power and drive portion includes a rotary drive mechanism that is mechanically coupled to a rotary drive motor the power and a light source for illuminating the ring during a cutting operation.

Abstract: A powered circular saw tool (2) is provided including a tool body (4), attachment means for allowing a circular saw blade (8) to be attached to the tool body (4) in use, and a base plate (6) associated with the tool body (4) for supporting the tool body (4) on a workpiece or surface in use. The tool body (4) is arranged such that it is capable of undergoing pivotal movement relative to said base plate (6) to allow a circular saw blade (8) to be pivoted to a required depth of cut. with respect to a workpiece in use. The tool (2) includes two or more different operational modes that can be selected by a user in use. A means for allowing selection of the different operational modes is provided which is the same for each different operational mode.

Abstract: A power tool has guide bar guiding a saw chain. A drive motor with a sprocket drives the saw chain. A sprocket compartment of the power tool housing has a peripheral wall adjacent to a roof of the saw chain and an ejection opening for cut material. The guide bar has a longitudinal center axis intersecting the saw chain in first and second deflection areas at the sprocket and the nose of the guide bar. The sprocket compartment has an exit opening where the saw chain exits. The peripheral wall of the sprocket compartment and the roof of the saw chain are disposed at a spacing relative to each other that, when the saw chain is standing still, is less than approximately 18 mm at least across 50% of a stretch from the first deflection area to the exit opening and across an entire saw chain width.

Abstract: The present invention relates to a measuring apparatus, and more particularly to an apparatus used during testing of the steering characteristics of a wheeled motor vehicle and can be used for measuring and adjusting the chassis geometry parameters including toe-in/toe-out, camber, caster, steering angles and plays, and the like. The apparatus designed to be mounted within the interwheel space on the wheel disk and comprising a removable support designed to be mounted on the inner side of the wheel disk.

Abstract: A multi-purpose squaring and leveling tool comprising a generally trapezoidal body, angled corners, and leveling inserts. The tool may be used for tradesman, pipe fitters, and home carpenters as a means of setting joints and other construction or repair. The shape of the tool allows for the squaring and leveling of joints around obstacles which may present barriers to traditional squaring tools.

Abstract: A bicycle cleat positioning kit includes a reference indicating instrument and a cleat adjusting instrument. The reference indicating instrument includes a shoe reference indicator with respect to a bicycle shoe. The cleat adjusting instrument includes a cleat adjusting indicator indicative of an adjustment amount of a cleat with respect to the shoe reference indicator of the reference indicating instrument.

Abstract: The tool for detecting the verticality between an axle hole and a milling plane comprises a base provided with a horizontal plane and a vertical plane which are vertically intersected, a vertical through hole is provided, a locating plate is vertically arranged and located in the middle of the vertical through hole, the locating plate is fixed with the vertical plane, a horizontal through hole is provided on the locating plate, two vertical pin rods are arranged at a position of the base away from the vertical through hole, the vertical pin rods are symmetric with respect to the axis of the horizontal through hole, a detection rod can be inserted into the horizontal through hole.

Abstract: A method and apparatus for bearing thrust monitoring allows measurable detection of tilt of a support bearing a roller which rotatably supports a rotating body. A tilt meter adapted to measurably detect a tilt of the support bearing is coupled to the support bearing, where the tilt is defined as an angular difference in bearing orientation between a first bearing position and a second subsequent bearing position that is cause by an axial thrust on the rotary body. Once tilt is detected, the bearing orientation of the support bearing can be adjusted to return the support bearing to substantially the first bearing position.

Abstract: In various representative aspects, apparatus and system for an elongated marker tag that generally comprises a front side, a rear side, and a positioning aid. The front side and the rear side are at least partially comprised of adhesive areas. The adhesive area on the first side substantially covers the top. The adhesive area on the back is at or near the bottom and preferably at least ½ inch away from the top to leave room for the user to press the tag.

Abstract: A tool is used to determine whether or not a dimension between two surface features on two joined work pieces is within an acceptable range. The tool includes housing, first and second supports carried on the housing and carrying fingers which engage the surface features in a dimensional measurement position. An actuator and linkage displaces the supports relative to each other to bring the fingers into engagement with the first and second surface features on the work pieces. A first sensor is carried on the housing for measuring the dimension between the first and second fingers when the first and second supports are fully displaced relative to each other. The first sensor sends a dimensional measurement signal to a controller which compares the measurement signal with predetermined acceptable and non-acceptable dimensions.

Abstract: A scent eliminating locker that has a housing that includes a plurality of motors disposed in an interior of the housing for circulating, moving and heating air within the interior. Additionally, in the interior of the housing there are a plurality of carbon filters that eliminates odor from tangible objects placed in the interior of the housing.

Abstract: Microwave drying of ceramic honeycomb logs using a customizable cover that can take the form of a flexible wrap or a rigid cover is disclosed. The cover can be in the form of a wrap disposed directly in contact with the leading edge of the log surface. The cover can also be a rigid cover disposed adjacent but not in contact with the leading edge of the log surface. At least a portion of the trailing edge of the log can remain uncovered either by having windows in the wrap or by the rigid cover only covering the leading edge of the log surface. The customizable cover can be configured to compensate for log shape deformities as well as or in addition to the adverse effect on log shape cause by the drying differential created by passing a log through a microwave drying station leading-edge first.

Abstract: Provided is an apparatus and method for drying a substrate. The apparatus includes a housing, a substrate support member, a fluid supply member, and a discharge member. The housing provides a space in which a drying process is performed. The substrate support member is provided in the housing to support the substrate. The fluid supply member includes a supply line for supplying a process fluid of a supercritical state to the housing. The discharge member includes a discharge line for discharging the process fluid from the housing. Here, the supply line includes a first supply line provided to supply the process fluid to the housing at a first supply flow rate, and a second supply line provided to supply the process fluid to the housing at a second supply flow rate.

Abstract: The present invention relates to a laundry machine in which the lint filter can be cleaned even at low water pressure and a method for cleaning the lint filter, wherein the invention comprises: a tub in which washing water is accommodated; a drum which is rotatably disposed in said tub; an air circulating unit which supplies air to said tub; an air returning hole which returns the air of said tub to said air circulating unit; a lint filter which filters lint contained in the air which is circulated by said air circulating unit; and a filter cleaning unit which sprays the washing water through a plurality of nozzle holes such that said lint is separated from said lint filter.

Abstract: The apparatus of the invention is intended for drying wet clothing by using heat emitted through the louvers of an air conditioner in a vehicle or a wall-mounted room air conditioner. The apparatus comprises a sealable container that has an inlet port and an outlet port. The apparatus is provided with a flexible inlet hose, one end of which has a cup-shaped adapter for attachment to the air conditioning vent on the dashboard of the vehicle. The adapter is made from a soft and transparent plastic and contains inside its body two hooks that can be engaged with the racks of the louvers of the air conditioner vent. Transparency of the adapter body facilitates connection to the air-conditioner vent. Wet air exhausts to the outside of the vehicle through the outlet hose that connects to the outlet port of the container.

Abstract: Provided is an apparatus for treating a substrate using a supercritical fluid. The substrate treating apparatus includes a housing, a support member disposed within the housing to support the substrate, a supercritical fluid supply unit in which the supercritical fluid is stored, a supply tube connecting the supercritical fluid supply unit to the housing to adjust an amount of supercritical fluid supplied from the supercritical fluid supply unit into the housing, and a vent tube branched from the supply tube to discharge the supercritical fluid remaining in the supply tube. A switching valve opening or closing the vent tube is disposed in the vent tube.

Abstract: The invention relates to a nozzle bottom device and to a method for operating the latter. The nozzle bottom arrangement has a nozzle group with first nozzles and a further nozzle group with second nozzles. The two nozzle groups can be supplied independently of each other with a fluidizing medium. The respective volumetric flow can be switched on and off or can be adjusted variably. The first nozzles and the second nozzles are uniformly distributed over the entire surface of the nozzle bottom arrangement. As a result, a homogeneous fluidized bed is produced in the fluidized bed dryer irrespective of whether only one of the nozzle groups or all of the nozzles is or are operated.

Abstract: A shoe assembly is designed to enable unhindered natural foot motion between the foot and the ground. The shoe assembly includes an integrated anatomically shaped sockliner and outsole. The sockliner includes a top face and a bottom face, each having a generally planar surface, extending along a base plane. On the top face of the sockliner, a plurality of grooves extend across the base plane in a generally undulating pattern for engagement with the sole of the foot. The bottom face of the sockliner may include a plurality of alternating ridges and/or valleys extending from the inside to the outside of the foot in a generally undulating pattern for engagement with the outsole. A strobel insole of encapsulated high resiliency foam may be positioned between the sockliner and the outsole. An optional midfoot support element may be positioned between the insole and outsole to control tortional stiffness.

Abstract: An insole device as provided which has a sole shaped body defining an upwardly extending dome in a midfoot section thereof. A biofeedback catalyst is mountable in the dome so as to be moveable at least longitudinally relative to the sole shaped body. The catalyst is positionable to cause the dome to engage an anatomical apex of the sole face of the arch of a wearer's foot. The catalyst has an ellipsoidal or spherical shape, being dimensioned and having a resiliency sufficient to promote dynamic proprioceptive stimulation of mechanical receptors and nocioreceptors in the skin of the wearer's sole at said apex. Cooperating engagement means extend between the body and the catalyst for connecting the catalyst to the body to locate the catalyst in the dome while allowing the movement of the catalyst relative to the body.

Abstract: A fabric-covered fluid-filled therapeutic foot orthotic with thong-cut device system comprising: a top substrate having fabric covering: a bottom substrate having fabric covering; a high viscosity fluid-filled arch supporting, massaging and comforting-medium; a series of dot welds placed distally of the metatarsal arch; a series of dot welds on a longitudinal arc through the medial arch; a longitudinal swatch weld towards the lateral mid-foot for directional flow and restriction of fluid towards the lateral mid foot; a rearwardly-placed half-moon shaped indentation; a front bladder seal seam; a heel dot weld; and a single forwardly-orientated indented trim line. The design permits the orthotic to be positioned into closed in shoes for transferring further towards the front of the a thong cut sandal to provide a ‘correct fit’ without losing any effectiveness of the arch support or therapeutic value while eliminating all unnecessary trim lines.

Abstract: The present invention provides footwear that is very easy to tighten. One end of a shoelace (6) is threaded between left to right sides in a staggered state through an instep opening (3A) to constitute tightening means (4) for the instep opening (3A), and the other end of the shoelace (6) is threaded between left to right sides in a staggered state through an upper opening (3B) to constitute tightening means (4) for the upper opening (3B). A medial portion of the shoelace (6) between the tightening means (4) for the instep opening (3A) and the upper opening (3B) forms a pull part (11), and tightened-state-holding means (12) is provided for holding the pull part (11) in a pulled state.