Abstract: A tooth brush which is excellent in durability and can give a high massaging effect to a person even with weak gum with a low stimulus and without damaging the gum in various tooth brushing methods, especially in a Bass method. The toothbrush comprises bristles (4) tufted on an toothbrush head (20), wherein thermoplastic elastomer bristles (41, - - - ) are tufted in the inner portion (R1) in a width direction of the toothbrush head (20) and synthetic resin bristles (42, - - - ) harder than the thermoplastic elastomer bristles are tufted in the both outer portion (R2, R3) in a width direction of the toothbrush head (20) respectively.

Abstract: Adjustable roller frame includes a pair of housing members having opposed surfaces containing laterally spaced grooves which cooperate to define laterally spaced guideways in which support arms are actually slidably received for supporting roller covers of different lengths and/or diameters between opposite outer end portions of the support arms. These support arms are held in axially adjusted position by one or more cam members movable between a clamping position for applying a friction force to the support arms to hold the support arms against axial movement and a non-clamping position releasing the friction force.

Abstract: Disclosed is a windshield wiper assembly capable of being mounted on an oscillating wiper mechanism of a vehicle. The windshield wiper assembly comprises a cleaning unit and a rotating mechanism. The cleaning unit comprises a wiper shaft and a plurality of cleaning implements detachably coupled to a peripheral surface of the wiper shaft. The rotating mechanism is coupled to the cleaning unit. The rotating mechanism is capable of rotating the cleaning unit in a manner such that a cleaning implement from the plurality of cleaning implements is selectively brought into contact with a windshield of the vehicle and configured to clean the windshield upon oscillating the cleaning unit over the windshield.

Abstract: A windscreen wiper device comprising an elastic, elongated carrier element, and an elongated wiper blade of a flexible material, and a connecting device for an oscillating arm, wherein the oscillating arm is pivotally connected to the connecting device about a pivot axis near one end, with the interposition of a joint part. The windscreen wiper device is provided with first and second retaining means for retaining the connecting device onto said oscillating arm. The first retaining means comprises at least one resilient tongue provided on the joint part engaging in a correspondingly shaped hole provided in the oscillating arm. The second retaining means comprises a least one first stop surface provided on the oscillating arm and at least one second stop surface provided on at least one of the joint part and connecting device.

Abstract: A wiper blade to clean windshields, in particular of automobiles. The wiper blade (10) has an elongated belt-shaped, flexible spring support element (12), with a separate first component designed as an elastic rubber wiper strip (14) that can be pressed against the windshield (20) located at the bottom belt surface (13) of the support element and with a separate second component located at the other upper belt surface (11) of the support element (12) that is designed as a wind deflection strip (24) that extends at least along a longitudinal section of the wiper blade (10). A particularly low-disruption wiper blade results if the two components (14, 24) are connected together at their sides facing one another.

Abstract: A windscreen wiper device comprising an elastic, elongated carrier element, as well as an elongated wiper blade (2) of a flexible material, which can be placed in abutment with a windscreen to be wiped, which wiper blade includes opposing longitudinal grooves on its longitudinal sides, in which grooves spaced-apart longitudinal strips (4) of the carrier element are disposed, wherein neighboring ends of said longitudinal strips are interconnected by a respective connecting piece (G), which windscreen wiper device comprises a connecting device (7) for an oscillating wiper arm (8), with the special feature that said wiper blade is detachably connected to said longitudinal strips, wherein said wiper blade can freely slide along said longitudinal strips between a first position, wherein said wiper blade is retained onto said longitudinal strips, and a second position, wherein said wiper blade is disconnected from said longitudinal strips in order to be replaced or repaired.

Abstract: Wiper apparatus for wiping a window glass of a vehicle includes: an arm shank pivotably supported at its proximal end portion on a vehicle near a window glass and having an opening portion opposed to the window glass and an inner space located inwardly of the opening portion; an arm piece mounted to a distal end portion of the arm shank and having a wiper blade attached thereto; and a wind-noise preventing device provided between the arm piece and the proximal end portion of the arm shank and having a portion protruding through the opening portion toward the window glass so as to prevent traveling wind from entering the inner space through the opening portion.

Abstract: A wiper apparatus includes an arm shank pivotably supported at its proximal end portion on a vehicle and an arm piece mounted at its proximal end portion to a distal end portion of the arm shank and having a wiper blade attached to the other end portion remote from the distal end portion of the arm shank. The wiper apparatus also includes an arm piece cover covering the arm piece having an outer peripheral surface flush with an outer peripheral surface of the distal end portion of the arm shank.

Abstract: The present document describes a paint tray comprising: a base for use in holding paint; a U-shaped arm having two arm ends pivotally coupled to the base; and a handle deployable from the U-shaped arm by sliding thereon. The handle is used in carrying the paint tray. The document also describes a paint tray comprising: an arm; a coupling means for attachment of the arm to the paint tray; and a handle deployable from the arm. The handle is used for carrying the paint tray. Finally, there is described a carrier for a drip pan for holding paint, the carrier comprising: an arm comprising a coupling means for engaging the drip pan; and a handle deployable from the arm. The handle is used for carrying the drip pan.

Abstract: A suction head structure (10) and a vacuum cleaner (20) using the same for adsorbing grains is provided. The suction head structure includes an accommodating room (14), a plurality of suction tubes (11), an eject tube (12), and an air inlet (13). The accommodating room is configured for accommodating grains therein. The suction tubes connect with the accommodating room. Each of the plurality of suction tubes is configured for adsorbing grain into the accommodating room. The eject tube connects with the accommodating room. The eject tube is configured for ejecting grains accommodated in the accommodating room. The air inlet connects with the eject tube. The air inlet is configured for injecting cool air into the eject tube.

Abstract: A pre-wash device for dishes and/or utensils includes a vacuum chamber comprising a collection vessel open to the vacuum chamber, a food material collection pan exhausting into the vacuum chamber at a location where material from the collection pan falls into the collection vessel at an end of the collection vessel open to the vacuum chamber, and a blower having an intake in the vacuum chamber and an exhaust directed and focused to force food material on plates and/or utensils into the collection pan.

Abstract: A suction brush for use in a vacuum cleaner and a method of adjusting the height thereof. The suction brush includes a brush casing having a suction opening to draw in air and a main air passage through which the air drawn in through the suction opening flows, a detecting unit disposed to the brush casing to detect a kind of a surface to be cleaned, a lifting unit to move a bottom surface of the brush casing close to and away from the surface to be cleaned, and a driving unit operated in response to a signal generated from the detecting unit and moving the lifting unit using air pressure generated by the air flowing through the main air passage.

Abstract: A steam vacuum cleaner. The steam vacuum cleaner includes a suction port assembly comprising a dust receptacle formed therein and an impeller driven by a motor to draw in air and dust from an object being cleaned through a suction port formed on a lower portion of the suction port assembly and to discharge the suctioned air and dust into the dust receptacle, a main body comprising a water tank and a heater unit to receive water from the water tank and generate steam, wherein a lower portion of the main body is hinged to a portion of the suction port assembly, and a floorcloth plate formed on a lower portion of the suction port assembly and comprising at least one floorcloth attached thereto.

Abstract: A steam vacuum cleaner, having a suction port assembly including a suction hole formed on a bottom surface thereof and a dust receptacle detachably attached to the suction port assembly; a pump disposed in the suction port assembly to suction dust-laden air from an object being cleaned and to transfer the dust laden air to the dust receptacle; a steam unit disposed on the suction port assembly; a floorcloth unit disposed on the suction port assembly to scrub the object using steam supplied from the steam unit; and a handle member hinged with a portion of the suction port assembly, wherein the handle member has a variable length. Floorcloth plates having a pluraity of steam passages radially formed on the bottom surface thereof may be rotatably mounted on the bottom surface of the suction port assembly.

Abstract: A surface-treating appliance includes a main body, a surface-treating head, a stand, a lock, and a hose or wand assembly. The lock is arranged to lock the stand in a supporting position, where it supports the main body in an upright position, in response to use of the wand or hose.

Abstract: A surface-treating appliance includes a main body, a surface-treating head, and a stand. The stand is located on a rear portion of the appliance and is moveable between a supporting position, in which it supports the main body in an upright position, and a stored position. The stand is moveable between the supporting and stored positions in response to movement of the main body between its upright position and an inclined position.

Abstract: A nozzle intended to be connected to a suction source, such as a vacuum cleaner/wet vacuum cleaner, whereby the nozzle includes at least one suction aperture which communicates with the suction source, and a gathering unit disposed close to each suction aperture, each gathering unit including a surface treatment element. Distinguishing features of the nozzle are that each gathering unit has a peripheral surface and a front surface which faces towards the running surface, the transition between the peripheral surface and the front surface is rounded, each gathering unit is provided with a scraper unit which is U-shaped in cross-section and constitutes a surface treatment element, and that the open side of the scraper unit is oriented along the front surface of the gathering unit.

Abstract: A powered carpeted floor scrubbing and combing machine is described. The machine includes first and second scrubbing pads, followed by a combing head having cylindrical shaped counter-rotating brushes, which is in turn followed by a carpet shoe having vacuum ability. This invention provides for simultaneous scrubbing and combing of carpeted floors. The machine is powered with an internal engine and has a user control panel for the control/driving of the machine.

Abstract: A retractable eraser has an elongated contoured housing which has a longitudinal slot and spaced detents and an opening at one end. A carrier has a button which is depressible so that a catch clears the detents to permit selective longitudinal displacement of the carrier. An oval shaped eraser element is mounted to the carrier and displaced into and out of the housing so as, in one position, to project beyond the housing. Bristles project longitudinally from the housing around the opening.

Abstract: An improved auto-rack railroad car door pivot bolt assembly for an auto-rack railroad car including a roof having a roof stiffener and a door having a hood. The auto-rack railroad car door pivot bolt assembly ties the hood of the door of the auto-rack railroad car to the roof stiffener on the roof of the auto-rack railroad car to reduce relative movement of the hood and the roof stiffener to each other and prevents wear of the shoulder bolt, the hood, and the roof stiffener.

Abstract: A rotary damper (15) comprises a casing (17) fixable to a structure (S) and which comprises a wall (17a) which surrounds a chamber (18) filled with a viscous fluid and has an inner surface (18a) facing the chamber (18); a cover (21) mounted and welded on a shoulder surface (18d) of the wall (17a) of the casing (17) in such a way as to close the chamber (18) in a sealed manner; and a rotor (31) which is mounted rotatably on the casing (17) and comprises a disc portion (32), adapted to rotate within the chamber (18), and a shaft portion (33) extending axially from the disc portion (32) and emerging through the cover (21) so as to be operationally associable with a movable member (2).

Abstract: A towing handle assembly for a luggage carrier includes a fixing member having a magnet mounted thereto. The fixing member includes at least one groove formed thereon. At least one telescoping member is received in the respective at least one groove. The telescoping member includes a magnet mounted thereto.

Abstract: An actuating mechanism for a pivotably mounted actuating arm for driving a flap of a piece of furniture includes a spring device and a transmission mechanism. The spring device includes a spring-loaded setting member and the transmission mechanism converts the movement of the setting member into a pivoting movement of the actuating arm. The transmission mechanism includes at least one pivotably mounted interlever interacting between the setting member and the actuating arm so that interaction between the interlever and the setting member or the actuating arm occurs by a setting contour. The transmission mechanism includes at least one adjustment device to alter the transmission ratio between the movement of the setting member and the pivoting movement of the actuating arm.

Abstract: A hinge for doors, in particular for electrical appliances, comprises a box-shaped body (3), a lever (4) pivoting at the box-shaped body (3) at a respective axis (A) of rotation so that the body (3) and the lever (4) can move relative to each other by tilting, the box-shaped body (3), a spring (12) housed in the box-shaped body (3) and designed to operate in conjunction with a first portion (4a) of the lever (4) to adjust the motion of the lever (4) and the box-shaped body (3) relative to each other.

Abstract: The present invention discloses a hinge structure comprising a pivot having a linking portion disposed with a circular axle axially and a smaller axle extending from the center of the front end of the shaft; a main frame having a connection portion which is formed axially to have a bush-like tube spring below for the insertion of the shaft, the tube spring being positioned to have a gap with the connection portion and one end of the wall of the tube spring being formed to have an notch; a cam member having a rotation part and fixed part between which is disposed with concurrent protruded and to indented portions and which are installed inside the tube spring for the insertion of the axle, the rotation par being axially disposed with a protruded tenon which is connected with the notch of the tube spring, and the fixed part being secured with the axle, and at least a resilient member insertingly connected with the axle and secured with the connection segment of the axle by an end enclosure, which presses and co

Abstract: The present invention relates to a structure of supporting rotation shaft, comprises a retaining member, a surface of a retaining sheet of the retaining member is protrudingly provided with a pair of sheet flanks that allow a retaining shaft rod pass through, two ends of the retaining shaft rod are respectively provided with a resilient supporting unit, two ends of each of the resilient supporting units are respectively connected to the retaining member and a mobile supporting member; the mobile supporting member mention above, two lugs adjacently to the corresponding resilient supporting units are protrudingly provided on two top ends of two supporting racks of the mobile supporting member, each of the lugs is passed through by the retaining shaft rod, two ends of the retaining shaft rod are respectively provided with a latching unit, each of the latching units is composed by a mobile buckling sheet provided at the outer side of each of the lugs and a retaining buckling sheet that allows the retaining shaft

Abstract: A hinge includes a housing. A sliding cam slideably received in the housing defines concave portions and an axial hole. A rotatable cam mating with the sliding cam has a base portion extending downward to form pushing portions disposed in the concave portions. The base portion defines an accommodating hole. A spring is slideably received in the housing. One end of the spring is fixed on the sliding cam and the other end of the spring is fixed at an end of the housing. A shaft received in the housing runs through the axial hole and the spring. An end of the shaft is received in the accommodating hole, and the other end of the shaft passes through the end of the housing. A first stop has a bottom surface whose part extends downward to form a blocking portion, and the rest part of the bottom surface is defined as a revolving platform. A second stop engaging with the rotatable cam has a top surface protruding upward to form a pushing block rotatablely disposed on the revolving platform.

Abstract: A hinge includes a housing. A stopper plugging up one end of the housing defines a through-hole. A sliding cam slideably received in the housing defines concave portions on a top surface thereof and an axial hole. A rotatable cam has a base portion extending downward to form pushing portions disposed in the concave portions. The base portion defines a receiving hole. A top surface of the base portion protrudes upward and defines a stepped portion. A spring is slideably received in the housing. One end of the spring is fixed on the sliding cam and the other end of the spring is fastened around the stopper. A shaft received in the housing runs through the axial hole, the spring and the through-hole. An end of the shaft is fixed with the stopper, and an opposite end of the shaft is received in the receiving hole. A damper has a top wall extending downward to form an enclosure. A top surface of the top wall protrudes upward to form a preventing block.

Abstract: The invention relates to a hinge for hinged mounting of a laterally opening door of a cabinet, especially a hinge for a refrigerator. The hinge includes an articulated lever arrangement that is provided with a support element facing the door and a support element facing the cabinet. The support element facing the door is rotated by an opening angle from a closed position into an open position when the hinge is opened relative to the support element facing the cabinet. The support element facing the door is displaced by at least 65 mm, particularly at least 85 mm, preferably at least 95 mm, at an opening angle of ninety degrees.

Abstract: A device for compacting fiber flocks into a flock mat has means for supplying the fiber flocks, a discharge belt for carrying the compacted flock mat away, and walls, which are arranged opposite each other between the means for supplying the fiber flocks and the discharge belt and thus form the boundaries of an essentially vertical chute feed, which defines the transport direction of the fiber flocks. At least one of the walls is supported in such a way that its movement during each cycle has a component in the transport direction of the fiber flocks and a component in the direction transverse to the transport direction.

Abstract: A system and method for providing cord fastening (CF) so Industrial, Commercial and Home users (ICAHUs) can assure that cords, including but not limited to electrical cords, cannot be accidentally unplugged. The system and method allows ICAHUs to work safely and efficiently and to avoid cords that may accidentally unplug themselves in the course of everyday use. ICAHUs can easily apply collar mechanisms to the end of cords aft of said cord's respective plug ends, and then subsequently attach said collar mechanisms together using a series of collar ties that are adjustable in length and tension, and tie connectors which facilitate said adjustment of said collar ties. The method comprises a system in which standard electrical cords may be fastened together then held tightly together without easily becoming accidentally unplugged.

Abstract: A compound buckle comprises a socket member and at least two plug members, wherein the socket comprises individual cavities for each plug member, and a projection comprising a slot, and wherein each plug member comprises a base, a projection comprising a slot, and at least one arm portion also projecting from said base, wherein each plug member may be independently inserted/removed from its cavity without interfering in the operation of any other plug member and without degrading the performance of any belt, strap or other assembly connected by said other plug member.

Abstract: The present invention discloses a clip retainer which includes a top surface having a groove and a bottom surface which has stopping ribs and a barb formed between the stopping ribs. The top surface and the stopping ribs of the bottom surface clamp a flange of a clip. A slope of an inclined plane of the barb in a slide-in direction of the clip is smaller than that of an inclined plane of the barb in a slide-out direction of the clip. Based on the above structure, the clip retainer can meet the function requirements of small slide-in force and large slide-out force of the clip and has a simple structure. Furthermore, the clip retainer can produce repeated insertion and extraction deformation and is very reliable to use.

Abstract: A slide fastener with a slider locking mechanism comprising a slider body, a tab attached to the slider body rotatably, and a slider having a locking pawl formed integrally with the tab, wherein the locking pawl has a pawl portion fitted into between the elements, and the pawl portion comprises: a first contact surface which, when the tab is rotated after sliding operation of the slider is ended, contacts with a first element of an element row attached to a fastener stringer to stop the tab's rotation temporarily; and a second contact surface which, when the slider starts a forced movement in an element separating direction with the tab's rotation stopped, contacts with a second element to stop the slider's forced movement in a state where the tab restarts to rotate and the pawl portion is fitted into between the elements.

Abstract: A touch fastener strip includes a sheet-form material substrate having a front face, an array of fastener elements integrally molded with a resin base layer on the front face of the substrate and an array of discrete regions of resin (e.g., gripping elements) integrally molded with a resin base layer through apertures in the sheet-form material on the back face of the substrate. The array of fastener elements forms a discrete band of fastener elements extending longitudinally along the front face of the fastener strip, and the array of gripping elements forms a discrete band of gripping elements extending longitudinally along the back face of the fastener strip.

Abstract: A clip for a vehicle including: a substantially hollow clip main unit that has a distal end portion to be fixedly pressed into a fixation member on a vehicle body side, and a base portion in which an opening is formed; and a main unit support member that is capable of supporting the clip main unit from an inside thereof in a state where the main unit support member is completely inserted into the opening of the clip main unit, wherein a clip linking device is provided to the clip main unit and the main unit support member for engaging the clip main unit with the main unit support member so as to restrict the relative displacement in the insertion direction between the clip main unit and the main unit support member, in a state where the main unit support member is half-inserted into the clip main unit.

Abstract: This invention provides a low-profile clip adapted to secure a listing bead to a foam substrate. Such a low-profile clip employs a novel geometry and is constructed from a material that affords resilience, durability, high resistance to a wide range of temperatures during field use and seat assembly and ease of bead installation with high pull-out strength. In an illustrative embodiment, the clip includes a base and a pair of legs extending upwardly from the base and defining therebetween a central region constructed and arrangement to capture the listing bead. Each of the legs extends upwardly from the base to a top barb that defines a gap narrower than central region. In this embodiment, the legs each extend upwardly from the base at a first angle of approximately 80 to 85 degrees and therefrom to each of the respective barbs at a second angle, with respect to a plane parallel to the base of approximately 88 to 90 degrees.

Abstract: Disclosed is a pet tag holder, namely a device for holding pet tag (e.g., license, identification tag, or the like) which can be suspended from a pet collar. Three embodiments of the pet tag holder are disclosed. All embodiments include a planar, inverted “U-shaped” mounting member, for connection to a pet collar. In each of the embodiments, the mounting member further has two downwardly positioned extension arms in a plane perpendicular to the plane of the mounting member. In each of the embodiments, one extension arm is fixed in space and the other arm is hinged to permit opening and closing of the holder. In all of the embodiments, one or more pet tags can be held on the post between the extension arms.

Abstract: The present utility model relates to a fastener for cord comprising a cord lock mounted on a cord of an article for locking the cord, characterized in that said cord lock has a engaging portion which is provided with a hollow central zone having an inner diameter, said fastener for cord further has a base fixed on said article, a convex portion is arranged on said base for engaging with said central zone in a manner of snap-fastening, the inner diameter of said central zone is slightly smaller than the outer diameter of the convex portion on said base so as to make the central zone engaged, in a manner of snap-fastening, with said base. The present utility model is available for fastening an article (such as a fixer or bottom on a cord) so as to avoid inconveniency brought to users by the article.

Abstract: The bio-bones prosthetics are designed to replace harvested bones from deceased tissue donors. Rigid bone replacement prosthetics offer structure and fill voids to provide a normal appearance to the donor. Each of the bio-bones prosthetics consist of rigid telescopic tubes, manufactured from bone colored polylactic acid, a biodegradeable material, making them ideal for both cremation and burial. They are extruded in slightly oval form, with the smaller units sliding inside the larger tubes, to provide continuous adjustment in length. A simple twist of the inner unit locks them in place. No foreign objects are need to secure them in place. This prevents any injuries to the users or cause any protrusions in the donors skin. The tubes are moldable, both prior to recovery and on-site allowing for a custom fit. Molded attachments are provided to secure the prosthetics in place.

Abstract: A transport cart (1) for needle boards (2) in accordance with the invention is provided with an accommodation device (8) that is designed so that its height can be adjusted and that it can also be pivoted about at least one axis, and that it is associated with a protective cover which can be moved together with the accommodation device. Numerous adjustment options, guide and stop devices are provided in order to be able to also handle large and heavy needle boards in a safe and careful manner.

Abstract: An example flexoelectric piezoelectric material has a piezoelectric response, which may be a direct piezoelectric effect, a converse piezoelectric effect, both effects, or only one effect. A flexoelectric piezoelectric material comprises shaped elements of a material, which may be a substantially isotropic and centrosymmetric material. The shaped elements, such as cones, pyramids, wedges, or other tapered elements, may provide an electrical response in response to stress or strain gradients due to a flexoelectric effect in the material, and may provide a mechanical response in response to electric field gradients. Examples of the present invention include improved methods of fabricating devices comprising such shaped elements, and multi-layer devices having improved properties.

Abstract: In a method for manufacturing a piezoelectric oscillating circuit in thin film technology, wherein the oscillating circuit includes a predetermined natural frequency and a plurality of layers, first of all at least a first layer of the piezoelectric oscillating circuit is generated. Subsequently, by processing the first layer a frequency correction is performed. Subsequently, at least a second layer of the piezoelectric oscillating circuit is generated and processed for performing a second frequency correction.

Abstract: The effects of an air bearing may be augmented in various ways in order to assist in the automated assembly of valve spools into valve bores. Such augmentation may be achieved by agitating one end of the valve spool with sequentially applied pulses of pressurized air as the spool is being lowered into the valve body, increasing the effective length of the valve spool so that the agitation can be applied to the spool when the spool is partially inserted into the body, varying the position of the valve spool while the spool is being inserted into the valve body to expose a length of the spool to the pulses of pressurized air, and applying an oscillating vibration to the fixture that supports the valve body to dislodge a spool that has become jammed in the valve bore.

Abstract: Methods for repairing gas turbine engine casings and repaired casings are provided. In this regard, a representative method for repairing a gas turbine engine casing includes: removing an annular portion of the engine casing; and attaching an annular replacement portion to the engine casing.

Abstract: A bolt and nut fastening structure and method include a nut and a bolt screwed onto the nut, an inner screw of the nut being provided to be inclined at a required angle against a central axis line of the nut, and the method of fastening the same. In an initial stage of fastening the bolt and the nut, axial force in the bolt is generated when a part of a bearing surface of the inner screw of the nut seats on a part of a screw of the bolt due to rotation of the nut. Then the axial force is also enlarged proportionally to an increase in rotation angle of the nut to enlarge the seating area.

Abstract: The method of shaping an optical lens (100) comprises at least one operation of edging along a desired outline that includes cutting through the material of the lens (100) by means of a cutting-out tool (637). Cutting out comprises a plurality of passes, each performed along the desired outline as a pass that is axially shallow.

Abstract: To provide a contact, formed in an amorphous state, having better spring properties as compared to conventional one; a method for manufacturing the contact; a connection device including the contact; and a method for manufacturing the connection device. The present invention provides a contact comprising an elastically deforming portion that includes at least one amorphous part. The elastically deforming portion includes an auxiliary elastic member 41 made of, for example, NiP (a P content of 15 atomic percent). In this case, an amorphous phase 50 is predominant in the auxiliary elastic member 41. This enhances spring properties such as a yield stress.

Abstract: Stator designs have wide-mouth slots between adjacent poles. Wire coils with high slot fill conductivity are formed around the poles. In some designs, the wire coils are wave wound around the poles. Thick bar conductors can be used for making the wire coils. The wire coils may be inserted using nozzle dispensers or transferred from a pre-form mandrel. In other designs, the wire coils are pre-formed on transferable pockets that are then mounted on the poles. Optional pole extensions or shoes can be attached to the stator poles after the wire coils are formed around the poles.

Abstract: The present invention is intended as a method for producing an electromagnetic transducer of variable reluctance type, where the transducer's seismic mass side and load side are mounted together in a first step while the inner and/or outer air gaps are supplied with shims in order to create balanced air gaps in an axial direction between the bobbin core's arms and the inner and outer yokes, whereupon in a second step the bobbin core is fixed through the side piece to an adapter already attached in a corresponding free moving end of a spring suspension, with compliant properties working in an axial direction and arranged between the seismic mass side and the load side in resting state in order to maintain balanced air gaps when finally, in a third step, the shims are removed and the air gaps are released.