Abstract: This invention relates to a coiler using tongue and groove rollers preferably for measuring sliver thickness and guiding sliver emerging from between these rollers, using guide means such as a pair of calender rollers driven for rotation in the same conveying direction.Optionally the sliver between the conveying nip at the tongue and groove rollers and the guide means (when embodied as calender rollers) is severed by intermittent operation of the conveying and guiding nips.

Abstract: An open self-aligning clamp the overlapping inner and outer band portions of which are adapted to be mechanically connected before tightening about the object to be fastened thereby by a plastically deformable so-called "Oetiker" ear; the mechanical connection includes only two outwardly extending hooks in the inner band portion operable to engage in apertures provided in the outer band portion, whereby one of the hooks is a tab-like guide hook pressed out of the clamping band in a transversely extending plane intersecting the clamping band in the transverse direction while the other hook is a cold-deformed support hook, the inner and outer band portions are reliably guided relatively to one another during tightening of the clamp by a tab-like member pressed out of the inner band portion in such a manner that it extends in the longitudinal direction and can slidably extend within a narrow longitudinal slot in the center area of the outer band portion.

Abstract: The invention relates to a device for power exerting connection to a flexible elongated pulling means (4). The invention also relates to a specific use of the device in connection with flexible pieces. The device comprises at least three elements extending into different directions, each element having a respective contact surface (1, 2, 3), at which said elongated pulling means (4) is laid, so that a first loop (5) of said pulling means (4) runs from one essentially unloaded end (6) along a first contact surface (1) at a first leg (7). Thereafter said pulling means (4) runs over a second contact surface (2) at a second leg (8) and behind an essentially tenon-like protrusion (9) having a third contact surface (3). Said first leg (7) converges at least slightly against an opposite guiding or straining surface (12) at said second leg (8). Due to the arrangement said pulling means (4) is centered to be locked at said contact surface (1) at said first leg (7).

Abstract: An adjustable tyer is formed using no knots. A slide, possibly made of plastics material is provided. The slide has a pair of channels through it for rope. A bight of rope is formed at one end of the slide. Anchoring means are provided to anchor the rope so that it is fixed against sliding in at least one of the channels. When rope is fixed with respect to only one channel a slip noose is formed. When rope is fixed with respect to both channels a tyer of fixed length is provided. The anchoring means to fix rope in respect of the second channel is releasable for adjustment purposes.

Abstract: This invention describes a hook design for the hook portion of a hook and loop fastener system, and the hook strip made up of a multiplicity of such hooks projecting from a common base. The hook design encompasses a thickened stem portion projecting from the base and connecting to lobes of a crook portion at a neck. The stem portion is substantially thicker than the crook portion and terminates at the neck. The lobes and the stem are tapered whereby the hook can be easily withdrawn from its mold cavity during the molding operation. The hook is characterized by improved engageability and closure performance.

Abstract: A holding clamp for connecting together two sheets of material, at least one of which is susceptible to expansion. The clamp has a thread leg having a thread portion for receipt of a threaded member and a pair of clamping legs integrally joined at one end to form a C-shaped structure adapted to receive therebetween a sheet of expandable material, the thread leg being connected to an opposite end of one of the legs of the clamp. Each clamping leg has a through hole in line with the thread portion of the thread leg through which can pass the threaded member and an annular flange around each through hole that extends inwardly from the inner surface of each clamping leg that faces the other clamping leg and toward said other leg, the flanges abutting each other when the two clamping legs are brought together by the threaded member to keep the two legs apart a distance greater than the thickness of the expandable sheet.

Abstract: An adjustable fastener assembly which can readily be engaged and disengaged including a receptacle member, a connecting member and an engagement member for retaining the connecting member to the receptacle member upon engagement in a first direction, for maintaining retention and providing movement between the receptacle member and the connecting member for a predetermined distance in a second direction perpendicular to the first direction and for enabling disengagement of the connecting member from the receptacle member upon movement in the second direction beyond the predetermined distance.

Abstract: A textured yarn is directed through a path in which the textured yarn plug forms a loop in which the direction of the yarn plug is changed and the speed of the yarn plug is increased via a draw-off bobbin. The yarn plug within the loop is loosened and the resulting yarn is stretched to form a yarn which can be wound up. The deflection loop in which the yarn plug is loosened is stable depending upon an appropriate choice of speeds between the speed at which the plug is guided into the loop and the speed at which the yarn is drawn from the loop. The deflection loop need not be supported by any mechanical devices.

Abstract: A fiber drawing process and apparatus in which the fibers are drawn in small increments by passing the fibers in multiple wraps over on rotatably mounted spaced apart spindles having discrete circumferential microterraced surfaces which support the fiber. The terraced surfaces are parallel to the axis of rotation of the spindles and each microterraced surface having a continually increasing radius. The number of microterraces is equal to or less than the number of wraps of the fiber about the spindle. Cylindrical rolls in tandem with the microterraced spindles permit fine adjustments of the draw ratios.

Abstract: A tool turret includes a turret housing and a turret head rotatably mounted in and relative to the turret housing to selectable angular positions about a rotational axis. A preliminary indexing bolt secures the turret head in one of the angular positions following movement of the turret head between angular positions. A three-phase synchronous motor forms a rotary drive for the turret head and has at least first and second sets of pole pairs. The first set provides a first indexing speed. The second set has a smaller number of pole pairs then the first set and provides a second indexing speed. An interlocking member securely interlocks the turret head in any of angular positions.

Abstract: The present invention provides a band-clamping apparatus, which is capable of automatically clamping clamping bands wound. In the apparatus, a holding table holds a member to be clamped, which has been wound by the clamping band. A stopper prevents the clamping band on the member to be clamped, which has been held by the holding table, from moving, and the stopper is capable of contacting the holding pieces from the opposite side of a lever. A pushing arm turns the lever onto an outer face of a band section. A bending mechanism inwardly bends the holding pieces so as to secure the lever onto the outer face of the band section when the lever is located between the holding pieces. With the band-clamping apparatus of the present invention, manufacturing efficiency can be sharply raised, the clamping work can be executed safely, and the clamping strength can be maintain in the predetermined range.

Abstract: A fitting arranged to direct fluid into a cylinder head bore to effect freeing of a cam shaft lifter therefrom is provided, such that the tool structure includes a central body having a conical externally threaded shank arranged for reception within the cylinder head opening arranged to direct fluid through the body of the associated fluid fitting. A modification of the invention includes a second body rotatably mounted relative to the first body, with the second body having a projecting shaft cooperating with a collet member having a collet conical bore, wherein the conical bore includes a conical expansion wedge to secure the second body relative to the first body and within the cylinder head.

Abstract: Apparatus for removing metal framed windows and doors applies inwardly-directed force to collapse the frame inwardly upon itself. A tool consisting of clamps and a tensioning device which applies the force sequentially around the frame. At each position where the tool is fastened to the frame, tension is applied to the frame until one or more sides collapse inwardly. The tool is then repositioned and the process repeated until the entire frame is collapsed and can be removed.

Abstract: Apparatus for vehicle wheel alignment comprising a wheel engaging member and a bearing surface rigidly mountable to the wheel engaging member. A lever with a movable fulcrum is mounted to the bearing surface for applying an appropriately directed force to the bearing surface to adjust the alignment of an engaged wheel. A bracing member is provided extendable from the lever for attachment to an anchor surface. The bracing member provides a reaction force to ensure that the aligning force generated by the lever is directed toward the engaged wheel. Alternative embodiments of the invention can be used to adjust wheel alignment on straight axle and trailing arm axle vehicles.

Abstract: A method and apparatus is employed for forming an attachment of a threaded fastener or other item to a deformable sheet material by a clinching technique, preferably without shearing the sheet material in the area of the interlocking attachment of the fastener with the sheet material. As a result, a secure, interlocked, joint is formed to which other items can be threadably secured, with such joint being leakproof in some embodiments. Such leakproof fastener assembly is especially advantageous in the manufacture of fluid-containing products or other applications where a leakproof construction is necessary or desirable. In other embodiments, however, where such leakproof feature is not needed or is undesirable, the invention still provides an improved, secure, interlocked attachment of a fastener to a sheet material item, wherein the sheet material item is a single layer item or a multiple layer item.

Abstract: A method of manufacturing a wiper blade for a windshield wiper system of a motor vehicle is described, in which wiper blade a pivot pin, that is cylindrical all along its length, is non-rotatably fixed onto a secondary yoke and engages into bearing bushes by way of its ends, which bearing bushes are non-rotatably fixed into the side walls of a primary yoke. This articulated connection is advantageous with respect to corrosional behaviour and thus with respect to the lifetime in comparison to known articulated connections with an articulated rivet that is non-rotatably connected with the primary yoke.

Abstract: A method of screwing medication vials to IV-bags utilizing a power tool having a socket (58) with a bowl-shaped hard shell (60) defining a mouth (86) with a resilient material insert (62) lining an interior surface thereof and being held therein by a removable retainer at a lip of the mouth. The lining material defines a cylindrically-shaped vial-receiving cavity (88) of a size for receiving a bottom-end portion (96) of a medication vial, with lining material engaging radially the received bottom-end portion for imparting movement thereto. The socket has an attachment device (66) positioned at an end of the socket opposite the mouth for attaching the socket to a rotary motor (54, 102) of a rotating tool.

Abstract: A method for prestressing bolts arranged in places where lateral accessibility is reduced, particularly casing bolts for turbines, comprises the mounting of a bridge element (41) on the end faces of the threaded ends of support bolts (21, 23) positioned at either side of the bolt (22) selected for prestressing, and prestressing of the bolt (22) by means of hydraulic stressing means (42, 45) arranged at the bridge element (41). Also disclosed is an apparatus for carrying out the method according to the invention, the apparatus comprising a bridge element (41), a pulling sleeve (42) with hydraulic drive (45) arranged on the bridge element, and means for generation of hydraulic pressure.

Abstract: A method of manufacturing a thick-walled small diameter pipe by repeating a process comprising a pipe extension process and a heating process on a pipe to be processed plural times, wherein a machining process on the inner circumferential surface of said pipe to be processed is performed prior to the pipe extension process in the final cycle of said process or a process near the final cycle to remove a black skin layer, cracks and puckers, providing smooth inner surface and excellent proof pressure.

Abstract: A stator for a fractional horsepower motor has a mounting hole of reduced dimensions for fixing the position of motor mounting brackets which support a rotor. The configuration of the mounting holes increase the area where magnetic flux may pass. One configuration reduces the depth of the mounting hole to one or two laminates of each side of the stator. Another configuration is an elongated hole which lies in the direction of the magnetic flux. Each laminate may have a tang which interlocks with tangs on other laminates when the laminated stack is squeezed together in a punch press.

Abstract: Apparatus and method for removing, installing and/or testing valve-spring retainer assemblies of internal combustion engines and the like employ an existing spark plug opening to mount a tool which is designed to depress a valve spring and thereby disengage an associated valve-spring retainer assembly. Once it has been disengaged, at least a portion of the valve-spring retainer assembly can be removed from a cylinder head of the engine through the tool.

Abstract: A cord fastener assembling apparatus includes a first inclined chute for gravity delivery of a succession of female members to a first pocket and a second inclined chute for gravity delivery of a succession of male member to a second pocket which is aligned with the first pocket. An assembling block is reciprocally movable between an assembling position in which an assembling chamber is disposed between AND aligned with the first and second pockets and a discharging position remote from the assembling position. First and second rod-like pushers are reciprocally movable, in timed relation to one another, to force the female member and the male member, respectively, form the first and second pockets into the assembling chamber of the assembling clock. Within the assembling chamber, the female member and the male member are forcibly coupled together into an assembled cord fastener.

Abstract: A tagging apparatus for attaching tags to plants includes a frame member, a holding/clamping member operably connected to the frame member for holding a tag, and a first jaw movably mounted on the frame member. The first jaw is adapted to close against a second jaw on the frame member, with the jaws including surfaces forming an opening adapted to enclose a plant stem/branch when closed. A pneumatically driven mechanism is attached to the frame member and is adapted to grip and advance a strip of flexible material onto the surfaces so that the surfaces direct the strip of flexible material around the opening means to form a loop around the plant stem/branch. The apparatus also includes a pneumatically powered cutter and stapler mechanism attached to the frame member for cutting the strip from a roll of strip material and then for stapling the strip of flexible material in the loop around the stem/branch and to the tag to thus permanently retain the tag to the stem/branch.

Abstract: A quad leadframe (30) for a semiconductor device is made from multiple dual-in-line leadframes (10). Two dual-in-line leadframes (10) are provided, wherein each leadframe has two opposing siderails (12) with a plurality of leads (14) connected to those siderails. The leads have a metal clad layer (16) on lead tips which are distal to the two siderails. Each leadframe also has another two opposing siderails (18) which are not connected to any leads. The two leadframes are stacked on top of one another, wherein one leadframe is rotated by substantially 90.degree. with respect to the other leadframe such that the leads of one leadframe are perpendicular to the leads of the second leadframe to form a quad configuration. The siderails enable alignment of the leadframes to each other. The two leadframes can then be optionally tack welded together at any location along the siderails.

Abstract: A method of attaching a heat sink to a circuit board for cooling an electrical device mounting system employing a plurality of heat conductive layers embedded in a printed circuit board where heat conduction therebetween is facilitated by a plurality of heat conduction channels passing through one layer to another where the heat generated by the semiconductor device is conducted into the conducting layers via the heat conduction channels and into a heat dissipation device, such as an aluminum heat sink.

Abstract: A high temperature, high pressure resistant packing (e.g., for the packing gland of a valve stem) has a core of density 1.3-1.6 gm/cc that includes a plurality of strands, each strand including a flexible graphite tape, longitudinally corrugated and folded into at least two longitudinally extending partially superimposed layers. Preferable, each strand is overknitted with a reinforcing wire, the strands in the core are braided, and a jacket, which includes a carbide fiber, an inorganic fiber, and a phenolic fiber, is disposed about the core.

Abstract: A machining method of a ceramic turbine rotor having a hub portion integrally formed with a plurality of radial blades, the hub portion having a front end to be centered during a finishing process of the radial blades and a rear end coaxially connected to a metallic support shaft, which machining method includes the steps of grinding the front distal end of said hub portion to form a tapered surface thereon; engaging the tapered surface of said hub portion with a corresponding tapered surface of an attachment mounted on a spindle of a headstock or a tailstock; and finishing the radial blades of said rotor in a desired form.

Abstract: A method for constructing a modular door is disclosed. The door has a front surface member and a rear surface member that are identical in shape and each formed of modular elements made of stamped sheet metal. The door also incorporates reinforcing wood boards glued between the front and rear surface members, as well as foam injected between the boards and members. This makes the door very solid and well insulated. The construction of this door is easy, cost and time saving and not waste producing.

Abstract: A short cylindrical and thin sleeve bearing including a radial bearing portion of a dynamic pressure type on which grooves are formed is worked with high accuracy. Grooves are formed on an inner peripheral surface of a blank by a groove forming tool. Raised deformations generated on the inner peripheral surface as a result of this groove forming are removed by ball sizing of passing a steel ball on the inner peripheral surface. Further, by a roller burnishing tool, the cylindrical bore of the bearing is finished to have a predetermined diameter, and simultaneously, specular finish of the inner peripheral surface is effected.

Abstract: A nut opener comprises a wire formed into a coiled spring with lever arms extending from opposite sides of the spring and terminating in pointed extremities in the form of knife edges which are insertable into the opening between half shells of the nut and, when the arm members are manually squeezed, will spread the pointed extremities to open the shell.

Abstract: A reinforcing steel shear including a stationary lower jaw and a movable upper jaw, the upper jaw being divided into two segments which can be bolted together in alternative positions to change the maximum allowable degree of jaw opening. This adjustable jaw opening feature makes the shear useful for various shearing load sizes.

Abstract: A resistance spool (16) for holding lines (38,40) in a line trimmer head (10) is disclosed. The spool (16) has a rotatable main body (19) having lines (38,40) wound thereon. The wound lines (38,40) have free ends (42,44) which extend radially from the main body (19). Clamp portions (32,34,36), on the main body (19), restrain the free ends (42,44) of the lines (38,40). The clamp portions (32,34,36) restrain the free ends (42,44) so that the lines (38,40) do not unwind from the spool (16) when the main body (19) is not rotating at a sufficient speed and allows the free ends (42,44) of lines (38,40) to pay out from the spool (16) when the main body (19) is rotating at a sufficient speed. Preferably, the main body (19) includes a hub (20) and axially disposed flanges (22,24,26) extending radially outwardly from the hub (20). The flanges ( 22,24,26) cooperate with one another to pinch the line (38,40) such that the line (38,40) may not unravel during installation of the spool (16) within a line trimmer head (10).

Abstract: A wrecking tool has a head and a pole; the head including a sleeve for receiving the pole, a crescent shaped head member and a shank generally rectangular in cross section and having an outwardly bowed sharpened edge primarily for ripping into ceilings, the shank flaring laterally outward as it approaches the sleeve to provide additional strength in this region and the interior of the sleeve having an inward taper to its opening partially adjacent the flared region of the shank with the pole held in the sleeve by a cementing material, such as an epoxy resin and a rivet passing only through one surface of the sleeve and into the pole. A D-shaped handle has a sleeve into which the pole is cemented and riveted if the pole is less than eight feet long; the cross member of the D-shaped handle being an I-beam in cross-section.

Abstract: A transparency holder for use in a navigation device is disclosed. The transparency holder is positioned between a lens and a compass, and is adapted to receive a map transparency in one correct orientation only. The one orientation only feature is achieved by providing certain asymmetric features, such as off-center notches which engage complementary features in the navigation device. In the preferred embodiment, the transparency holder has integral upper and lower halves hinged together by a living hinge and sandwiching the map transparency therebetween.

Abstract: A magnetic sensor mounting assembly embodying the present invention includes a base plate having cradles for pivotally receiving and adjustably locking a sensor supporting platform thereto. The base plate can be attached to an existing rearview mirror mounting member. The assembly further includes a cover providing access for adjusting the platform to a horizontal position and for allowing the rearview mirror mounting stem to extend therethrough.

Abstract: A hand tool usable as a combination square having a precalibrated angle measuring vial and enhanced tensile strength, comprising a composite metal and plastic body, wherein a frame, including the working surfaces of the tool, is made from metal for precision and long-term durability, and the remainder of the body, including critical interactive portions of the tool, is made from an injection molded plastic matrix and the method of manufacture. The molded matrix is retained by frame elements providing blade support in cooperation with the frame, structure for a blade retaining means and structure for vial mounting.

Abstract: A coordinate measuring machine wherein an X carriage and a Y carriage are rendered light in weight, and the center of gravity of the Y carriage including the X carriage and a Z carriage is disposed close to a driving source, to thereby smoothen the movements of the X carriage and the Y carriage. Driving roller portions and a pair of distributing rollers are provided on the X carriage. A first and second rollers are provided at one end portion and the other end portion of an X-axis guide, so that the wire distributed by the distributing rollers can be guided around the first and second rollers. Then, a third roller is rotatably provided at one end portion of the X-axis guide, so that the wire guided around the second roller can be guided therearound.

Abstract: A fish measuring device is described which has a fish support surface with a length, width and first and second ends opposite one another. A stop at the first end prevents movement of a fish lengthwise beyond the first end and at least two fish restraining members at least partially along the length of the fish support surface partially enclose or envelope an interior space with the fish support surface. A passage exists between the two fish restraining members to permit a fishing line and/or thumb and forefinger holding a fish to be brought therethrough to the stop. A live fish may be brought into the device while still hooked via the line or after being unhooked. While the fish is restrained in its movement, its length may be compared against the end of the support surface or a scale therein to determine its length.

Abstract: A bone-stiffness measuring instrument comprises a set or kit of readily assembled and adjusted components, namely a goniometer, a light-weight load cell, and a small computer package, adapted to continuously respond to the outputs of the load cell and goniometer and to display and/or record (i.e., store) measured stiffness data; plus hardware in duplicate, namely, a bone-screw clamp and bracket for fixed reference to bone-screws that are externally exposed on each of the respective sides of the fracture (following removal of an external fixator), a stiff arcuate arm member of radius at least twice the diameter of the fractured bone, and a goniometer-end mount. The arcuate arm member is adjustably fixed to the bracket for bone-screw reference, and the goniometer-end mount is also adjustably fixed to the arcuate arm member, with a releasably lockable ball-joint connection for adjusted orientation of an end mounting to the goniometer.

Abstract: A device for measuring warpage of a surface is disclosed including a rigid support plate having first and second guide tracks attached thereto. A resiliently flexible band extends between the first and second guide tracks and includes first and second guides attached at ends of the band. A dial indicator is mounted to the rigid support plate for measuring deflection of the resiliently flexible band relative to the plate, wherein the dial indicator includes a probe attached to the flexible band for detecting deflection of the band relative to the plate. The flexible band resiliently deflects to conform to a warped surface when placed thereagainst, and the first and second guides reciprocate in the guide tracks as the band deflects to allow the band to conform to the warped surface. The band is of a predetermined length such that the dial indicator indicates deflection of the flexible band as a function of the predetermined length.

Abstract: A touch probe for use on a coordinate positioning machine includes a stylus module and a sensing module securable to a movable arm of the positioning machine for releasably supporting the stylus module. The sensing module can include a sensor for detecting contact between the stylus and a surface and/or for detecting displacement of the stylus module relative to the movable arm. The stylus includes a support structure, releasably supported by the stylus module, and a stylus-supporting member for supporting the stylus, with the stylus-supporting member being biased into a rest position with respect to the support structure. The stylus-supporting member is displaceable from the rest position and relative to the support structure when a deflection force acts on the stylus, and returns to the rest position when the deflecting force is removed.

Abstract: Apparatus for indicating a predetermined snap-off between a circuit board and a stencil in a solder paste printing process for printed circuit boards. The apparatus includes a triangular shaped plate having a lever member, where a portion of the lever member extends through a stencil hole for engaging the circuit board. The plate further includes two support members for resting on top of the stencil. The centroid of the weight of the plate is between the two support members and the lever member to urge the plate to pivot about the two support members. On the end opposite the two support members is an indicator cone for indicating the predetermined snap-off of the circuit board relative to the stencil. Advantageously a method for positioning the stencil and the circuit board at a predetermined snap-off during the solder paste printing process for printed circuit boards is also disclosed.

Abstract: A continuous drier for flat piece material, especially for liquid-coated printed circuit boards, and the like, comprises a heatable drier housing and a transport path that ascends in the housing and, after passing an upper turning point descends again. Secured to an endless chain that extends substantially vertically are carriers for the piece material to be transported, which carriers project outwards from the endless chain. The drier also comprises a supply duct for drying air for the piece material to be dried. The supply duct is so arranged that an airstream supplied by it flows over the piece material transversely to the direction in which the carriers project from the chain links.

Abstract: A fluidized bed apparatus comprising a pair of separated fluid bed enclosures, each enclosing a fluid bed carried on an air distributor plate supplied with fluidizing air from below the plate. At least one equalizing duct extending through sidewalls of both fluid bed enclosures and flexibly engaged therewith to communicate the fluid beds with each other. The equalizing duct being surrounded by insulation which is in turn encased by an outer duct having expansion means and being fixed between the sidewalls of the fluid bed enclosures.

Abstract: A spindrier according to the present invention includes a box body enclosing a plurality of wafers, a rotor for holding the wafers in the box body and rotated by a motor, and upper and lower clamp bars for holding the wafers face to face with their faces directed perpendicular to rotating shafts of the rotor. The lower clamp bars are connected and fixed to the rotating shafts so as to hold lower rim portions of the wafers thereon when the wafers are set in the rotor. The upper clamp bars are connected to one of the rotating shafts at their base ends so that they can be swung vertically erect and also and horizontally relative to the rotating shaft and they are locked to the other rotating shaft at their front ends when they are swung horizontally. They include a mechanism for swinging them, a locking mechanism for locking their front ends to the other rotating shaft, and an unlocking mechanism for releasing their front ends from the other rotating shaft.

Abstract: An accessory device which is releasably mountable on a hair dryer and which contains at least one reservoir for a sprayable material, such as water, hair conditioner, lacquer and the like, and which is actuable by the same hand which holds the hair dryer to apply the sprayable material as desired.

Abstract: A therapeutic pad is used in footwear which has a liquid absorbent to prevent liquid leakage in the event the sealed envelope of the pad is ruptured. The footwear includes a pair of compartments which substantially surround the foot cavity for receiving the therapeutic pad.

Abstract: An exercise device for strengthening the muscles and ligaments of the feet, legs and lower torso. The device comprises a platform element, front and rear securing straps, a footbed and a tractive sole. The rear securing straps are attached substantially below the upper level of the platform element, helping to preclude inadvertent egress from the device while in use. The front securing straps are for substantially securing the forward portion of the foot to the device.

Abstract: A shoe comprising a vamp, an inner sole, an outer sole, a heel, and an auxiliary heel combined together. The inner sole has opposing slots and locating holes from combining with the vamp by means of screws and combination of slots and projecting-down sides. The outer sole is adhered with a front and an intermediate portion of the inner sole and also combined together with screws. The heel has three vertical holes for screws to combine the heel with the inner sole, and the auxiliary heel being adhered to the bottom of the heel, all the components being tightly and stably combined with little responsibility of loosening from one another.

Abstract: The footgear structure includes a first component, made of a single piece of synthetic material, having a rear upper portion which extends from an insole, and a second component having a front upper portion and a lining. The first and second components are mutually united, with the lining accommodated inside the rear upper portion.