Abstract: An assembling method for an assembly is provided: the assembly comprising a cell structure (1) housed and held in a metal vessel (5) via a compressible material having a cushioning property (7) by arranging it between outer periphery of the structure (1) and the vessel (5) in a compressed state with applying a mounting pressure to the structure (1) via the material (7) to hold the structure (1) in the vessel (5). Information regarding outside dimension of the structure (1) and/or inside dimension of the vessel (5) being marked on their surfaces prior to the start of assembly, and the information is read, and a cell structure (1) and a metal vessel (5) are selected based on read information in assembly to achieve a proper holding condition therebetween. Regardless of variations in external dimension of the structure, etc. constituting the assembly, the minimization thereof, and proper holding state may be achieved easily without causing a fracture of the structure, etc.

Abstract: Method for the attachment of a functional element having a head end and optionally a shaft part, in particular a fastener element, to a sheet metal part, optionally in liquid-tight and/or gas-tight form, wherein the functional element is pressed against the sheet metal part supported by a die button having a shaping space and sheet metal material is pressed by means of at least one movably mounted shaped part, and preferably by means of at least two such shaped parts of the die button, and by a radially inwardly directed movement of the or each shaped part, into an undercut of the functional element, with the or each shaped part forming a respective wall region of the shaping space, wherein the or each shaped part is initially radially supported by an envelope surface region of an abutment envelope and is prevented from a radially inwardly directed movement so long until the sheet metal material is drawn by the head end of the functional element into the shaping space for the formation of a pronounced recess

Abstract: A pipe connection includes a metal locking ring which can be pushed onto the external pipe of two interlocking metal pipes to connect the latter. The inner face of the locking ring has a leading section that tapers conically in a radial direction in opposition to the direction of application; a trailing section that tapers conically in a radial direction in opposition to the direction of application and that causes the pipe to be radially compressed, when the ring is in the locking position; and a central section lying between the leading section and the trailing section. A central section with a conical configuration improves a pipe connection of this type so that the tensile strength of heavy duty pipe connections or pipe connections consisting of pipes of material with low elasticity becomes mechanically more stable.

Abstract: Crimping apparatuses for reducing the diameter of an intraluminal medical device from a first diameter to a second diameter prior to loading the medical device into a catheter delivery system and loading apparatuses for introducing the medical device into a catheter delivery system, the devices constructed and arranged for matingly engaging one another, combinations thereof, and methods of using the devices.

Abstract: A hose coupling according to the present invention for securing a hose has a cylindrical nipple and a cylindrical socket disposed radially outwardly thereof. A plurality of circumferentially extending annular hose gripping projections are provided on a radially inner surface of the socket in a predetermined interval along a longitudinal direction of the nipple. The hose comprises an elastic tube layer and a reinforcing layer disposed radially outwardly thereof, and is to be secured between the nipple and the socket by crimping the socket after the hose is inserted between the nipple and the socket. At least one hose gripping projection of the plurality of hose gripping projections protrudes radially inwardly of the socket greater than other hose gripping projections.

Abstract: Method for manufacturing a jack or hydraulic, pneumatic and/or oleopneumatic cylinder including a tubular cylindrical body at whose ends a bottom and a head are fastened Inside, a piston slides integral with a rod. In order to irremovably fasten the head and the bottom to the tubular body of the jack without threading and/or welding procedures, it includes at the end of the tubular body a controlled plastic deformation extended to the whole thickness of the tubular body itself, apt to locally deform the ends thereof by generating on each of them at least a circumferential ring radially projecting inwards so as to insert in at least a specific groove arranged on the bottom and on the head inserted in the tube itself, respectively, so as to lock them in sito. The plastic deformation guarantees the mechanical seal of the coupling between tube and bottom and tube and head.

Abstract: The present invention involves a system and method for producing bimetallic pipe. In one embodiment of the present invention, the method includes inserting an inner shell into an outer shell and reducing the outer shell to securely engage the inner shell by drawing the outer shell and inner shell through a die without the use of a mandrel placed in the inner shell. In another embodiment of the present invention, the method includes inserting an inner shell into an outer shell and reducing the outer shell to securely engage the inner shell by sizing the outer shell using at least one roller stand.

Abstract: An apparatus for manipulating a medical device is formed of at least three coupled movable blades which are disposed about a reference circle to form an aperture whose size may be varied. The aperture capable of being sized to contain a medical device. Each blade is in communication with an actuation device which is capable of moving the blade to alter the size of the aperture. Each blade includes a single radial point which a) lies on the circumference of the reference circle prior to movement of the blade, and b) may be moved only along a radius of the reference circle on movement of the blade.

Abstract: A stent loading device may comprise a stent crimping device, a fluid source and a support device arranged to support and move a stent delivery device. The fluid source may provide chilled fluid capable of placing a shape memory material into a martensitic state. After stent crimping, as the crimping device opens, the fluid flow may advance at least a portion of the stent into the delivery device. A step procedure may be used to move the rest of the stent into the delivery device, wherein the delivery device may be moved away from the crimping device, the portion of the stent still in the crimping device may be crimped again, and the delivery device may be moved back to its original position, thereby stepping another portion of the stent into the delivery device. The step procedure may be repeated until the entire stent is oriented within the delivery device.

Abstract: An end piece for a flexible connector comprises a sleeve defining the proximal end thereof. A length of corrugated tubing is extended into the sleeve and the sleeve is crimped thereby joining the length of corrugated tubing to the end piece. For high pressure applications a length of polymeric tubing, a length of mesh tubing, and an outer sleeve are positioned in a surrounding relationship to the sleeve of the end piece and the outer sleeve is crimped thereby securing the length of mesh tubing to the end piece.

Abstract: A workpiece according to the invention has a recess that is compressed by means of a plastic deformation, which reduces one dimension or an inner diameter of the workpiece and thus joins this workpiece to an inner piece in a positively and frictionally engaging manner.

Abstract: A stent loading system comprises a contracting aperture device having blades defining a contracting aperture and a fluid supply source. The blades are movable so as to vary the size of the contracting aperture. A stream of fluid is supplied by a fluid supply source and enters the contracting aperture and travels longitudinally through the contracting aperture. The stream of fluid is arranged to transport a stent from the contracting aperture contracting aperture and outside the contracting aperture device.

Abstract: A flexible connector comprises a length of corrugated tubing, a polymeric sleeve aligned with the distal end of the length of corrugated tubing, and a length of mesh tubing extending the entire length of corrugated tubing and over the polymeric sleeve. The distal end of the corrugated tubing, the polymeric sleeve, and the distal end of the length of mesh tubing are received in a sleeve which is formed integrally with an end piece. The sleeve is crimped into permanent retaining engagement with the length of corrugated tubing, the polymeric sleeve, and the length of mesh tubing. The end piece functions to secure the flexible connector into engagement with an adjacent component.

Abstract: A fitting for a sanitary hose assembly includes a rigid, tubular stem, a cylindrical ferrule, and an annular seal, which coact with the end of the hose to achieve a uniformly leakproof seal for a material flow path through the hose and into the fitting. One end of the ferrule extends over the outer end of the hose, such that the ferrule engages the hose and extends slightly beyond the hose. An inner end of the stem extends through an outer end of the ferrule and into the hose, such that the outer surface of the stem frictionally engages the internal surface of the hose. The stem has an outer end adapted to connect to a similar structure, internal threads which cooperatively engage similar threads on the ferrule, and an outwardly directed land adjacent the threads. The threaded coupling of the stem and the ferrule fixes their relative axial relationship, and also axially compresses the annular seal between. The ferrule is radially crimped to compress the end of the hose between the stem and the ferrule.

Abstract: The present invention provides a method for the horizontal stacking of laminations 10 and donuts to form a stator core. A stator generator frame 2 has multiple keybars 6 that run the axial length of the frame. The laminations 10 have grooves 12 there-in that engage the keybars to provide a secure fit of the laminations to the generator frame. By extending two or more of the keybars 6, these extensions 7 may be used as rails on which the laminations may be horizontally inserted into the stator frame.

Abstract: A coiled tubing connector for connecting tools together when they are inserted into a well bore. The connector includes a disposable element that may be severed along with the connected portion of the coiled tubing. This provides for quick disconnect and reuse of the remainder of the connector.

Abstract: For connecting flexible corrugated hoses, which are not provided with fittings, for transporting preferably gaseous media in connection with high-pressure applications, a holder 3 is provided, which receives an exposed end of the corrugated pipe 6 of the flexible corrugated hose 2 and is pressed together with it to form a metallic seal. The metallic seal is achieved by the surface pressure between the interior wall 18 of an element 16 of the holder and the ribs 8 of the corrugated pipe 6. Elastomeric seals 24, 25, as well as a soldering joint 34, if desired, can be provided as aids. However, in connection with a preferred embodiment the required sealing is already achieved by the strong pressure against each other of the metallic exterior of the corrugated pipe 6 and the metallic interior of the element 16.

Abstract: A method and apparatus (10) provide a flow formed part assembly (12) having mechanically interlocked first and second metallic parts (22) and (24).

Abstract: Crimping apparatuses for reducing the diameter of an intraluminal medical device from a first diameter to a second diameter prior to loading the medical device into a catheter delivery system and loading apparatuses for introducing the medical device into a catheter delivery system, the devices constructed and arranged for matingly engaging one another, combinations thereof, and methods of using the devices.

Abstract: A method of crimping a stent on a balloon of a catheter assembly is provided. A polymeric stent is disposed over a balloon in an inflated configuration. The stent is crimped over the inflated balloon to a reduced crimped configuration so that the stent is secured onto the balloon. The balloon wall membrane is wedged or pinched between the strut elements of the stent for increasing the retention of the stent on the balloon.

Abstract: A method of crimping a stent to a support element is disclosed, the method comprising: positioning a polymeric stent around a support element; heating the stent, wherein the heated stent is above ambient temperature; and allowing the heated stent to radially contract onto the support element, wherein the heated stent radially contracts at least partially due to heating the stent.

Abstract: A method of securely mounting a stent on a balloon of a balloon catheter. The method generally includes crimping a stent on a balloon of a balloon catheter, and positioning the balloon with the drug delivery stent thereon within a polished bore of a mold formed at least in part of a metallic material. The balloon is pressurized and heated within the mold as the mold radially restrains the stent from expanding. The stent is re-crimped on the balloon after removal from the mold to increase retention of the stent on the balloon.

Abstract: A tubing connector comprising a rigid member having a first end and a second end; a crimping groove disposed about the rigid member; and a sleeve fixably attached to the rigid member and covering the crimping groove. A method for connecting a tubing section to a rigid member, the method comprising fixably attaching a sleeve over one end of the rigid member to cover a crimping groove disposed on the rigid member, disposing the tubing section over the sleeve, and plastically deforming the tubing section and sleeve to form a plurality of dimples that project into the crimping groove of the rigid member.

Abstract: A stent assembly comprises a rotatable sheath and a stent. The assembly is crimped or reduced in diameter prior to loading onto a catheter by one or more crimping apparatuses. One crimping apparatus comprises a blade having a stepped configuration. A mandrel may be used to support the assembly during crimping. The mandrel may have an expandable region. A protective sheath may be used to protect the stent during crimping and to redirect the crimping forces to desired locations about the assembly.

Abstract: A method of connecting a hollow handle having deformable sections to a tool supporting end piece having one ore more indentations. The deformable sections of the handle are deformed into the indentations of the tool supporting end piece. The handle and the end piece include visual indicia that allow for the deformable portion of the handle and the indentation of the tool supporting end piece to be aligned. The end piece includes a shoulder at the juncture of the first section with a second section limiting the extent of insertion of the end piece into the handle and the indentations are formed, preferably on diametrically opposite sides of the first section, at a known axial distance from the shoulder. Visible indicia are placed on the outer surface of the second section in axial alignment with the indentations.

Abstract: A method for fabricating a stranded cable particularly for mechanical motion transmission, which cable is composed of multiple strands or wires, helically wound around a common longitudinal axis, including the steps of: a—winding the strands that form the cable in a helical arrangement around a common longitudinal axis, b—flattening and smoothing the exterior profile of the each strand of the cable. Cable produced by that method.

Abstract: A method includes the steps of (1) wrapping a shock absorbent member around a columnar member, (2) supporting one end portion of a cylindrical housing on a support member, (3) arranging the columnar member in a cylindrical guide member formed with the tapered portion inside thereof, (4) inserting the shock absorbent member and the columnar member into the cylindrical housing through the tapered portion, (5) pressing a pushing member to the columnar member so as to be moved along the longitudinal axis thereof relative to the cylindrical housing, to accommodate the shock absorbent member and the columnar member in the cylindrical housing, (6) moving the support member and a shrinking mechanism relative to each other, and (7) actuating the shrinking mechanism to reduce the diameter of a part of the cylindrical housing.

Abstract: The present invention is directed to a method for producing a fluid treatment device having a honeycomb member in a metallic cylindrical housing with a shock absorbent member wrapped around the honeycomb member. The method comprises the steps of (1) inserting the honeycomb member with the shock absorbent member wrapped around the honeycomb member, into the cylindrical housing, (2) forming a necking portion on at least one end portion of the cylindrical housing, with a body portion thereof being clamped, and (3) reducing a diameter of at least a part of the cylindrical housing with the shock absorbent member received therein, together with the shock absorbent member, to such an extent that a desired inner diameter of the part of the cylindrical housing is provided enough to cause the shock absorbent member to produce a desired holding pressure for holding the honeycomb member in the cylindrical housing.

Abstract: An apparatus and a method for attaching filamentary members to a substrate are disclosed. The substrate includes a plastic layer and the apparatus includes an anvil, a needle and a swaging tool movable relatively to the anvil. The method includes the steps of penetrating the substrate with the needle to create an opening, positioning the filamentary member in the opening, and compressing the substrate between the swaging tool and the anvil so as to deform the plastic layer and swage the filamentary member to the substrate. The needle is heated to melt the plastic layer so that it fuses with the filamentary member upon swaging. Motion of the needle and swaging tool is controlled by cams under the command of a microprocessor control unit. A substrate to which filamentary members are swaged is also disclosed.

Abstract: An assembly provides metallic ends to a composite shaft and a method of fabricating such an assembly. The composite shaft is preferably comprised of reinforced fibers. A metallic inner sleeve is positioned in the cavity of one end of the shaft. A metallic outer sleeve is positioned around the end of the shaft having the inner sleeve therein. The outer sleeve may include structural features, such as dimples, that ensure a stable connection between the sleeve and the shaft. The sleeves are compressibly forced onto the shaft, thereby forming the assembly. Both sleeves are metallic, and therefore provide a surface onto which weld joints can be formed. A preferred method of assembly includes the steps of expanding the inner sleeve and compressing the outer sleeve against the shaft.

Abstract: The present invention relates to a method of pressing a bearing jacket (2) onto a monolith (3) of a catalytic converter, in particular in a motor vehicle. The bearing jacket (2) surrounding the monolith (3) on the perimeter is pressed during an initial phase onto the monolith (3) in a first peripheral section (8) and in a second peripheral section (9), whereby the two peripheral sections (8, 9) together are smaller than the total circumference of the monolith (3) surrounded by the bearing jacket pressed onto it. The bearing jacket (2) is pressed onto the monolith (3) during a subsequent second phase in at least one third peripheral section (16), which is situated between the first peripheral section (8) and the second peripheral section (9), whereby the first peripheral section (8) and the second peripheral section (9) together with all the third peripheral sections (16) are the same size as the total circumference.

Abstract: A pair of metallic components, such as a pair of metallic structural components for a vehicular body and frame assembly, are permanently joined using a magnetic pulse welding process. Initially, a first metallic component is provided having a first aperture that is formed through a first side and a second aperture having a hollow cylindrical flange portion that is formed through a second side. A second metallic component is provided having a surface that extends at an angle relative to the flange portion. The angled surface may be provided in the form of either an enlarged region or a reduced region on the second metallic component. The first and second metallic components are arranged such that the flange portion of the first metallic component overlaps the surface of the second metallic component.

Abstract: A crimpable wear band (105) tool has been invented for installation on casing (6), used in well bore drilling. A wear band (105) is provided having a cylindrical body which when coaxially placed over a pipe and substantially radially inwardly displaced at a plurality of points (i.e. crimped) about the circumference of a section of cylindrical body, attaches to the pipe to create a connection having structurally significant axial and torque load transfer capacity. When crimped according to the methods of the present invention, the load transfer capacity of the connection between the wear band (105) tool and the pipe (6) can be arranged to substantially prevent significant relative movement of the wear band tool on the pipe under loads that may be encountered when using one or more of the pipes as components of a tubular string used for drilling or running the casing in to complete a well bore.

Abstract: A flexible connector comprises a length of corrugated tubing, a polymeric sleeve aligned with the distal end of the length of corrugated tubing, and a length of mesh tubing extending the entire length of corrugated tubing and over the polymeric sleeve. The distal end of the corrugated tubing, the polymeric sleeve, and the distal end of the length of mesh tubing are received in a sleeve which is formed integrally with an end piece. The sleeve is crimped into permanent retaining engagement with the length of corrugated tubing, the polymeric sleeve, and the length of mesh tubing. The end piece functions to secure the flexible connector into engagement with an adjacent component.

Abstract: In a method of manufacturing a center electrode for a spark plug, a core member is press-fitted into a metal cup and, thereafter, a cold-forging process is performed to form a small-diameter portion at a closed end of the metal cup. The small-diameter portion is completely free from deformation which may occur during press-fitting operation. Thus, the small-diameter portion has excellent accuracy in shape. Furthermore, since the press-fitting is performed before the cold-forging of the small-diameter portion, it is possible to increase the press-fitting load or pressure to the extent that the core member and the metal cup are joined together with a sufficient degree of adhesion which will insure the a center electrode to have good thermal conductivity.

Abstract: The present invention provides a method of forming a drug eluting stent, the method comprising coupling a stent framework to a mandrel, inserting the mandrel with stent framework into an open die, the die including a forming surface including a plurality of raised indention forming portions; closing the die against the stent framework; pressing the raised indention portions into the stent framework to form indentions in the stent framework; and inserting at least one drug polymer into the indentions formed in the stent framework.

Abstract: An electric traction motor for a vehicle including a housing, a wound stator field located in the housing, a rotor magnetically interacting with the wound stator field, high energy magnets configured in the rotor, and low energy magnets configured in the rotor.

Abstract: A section of heat treated solid steel rod receives a phosphate solution treatment and is inserted into a blind cavity of a first die member within a cold forging press. A punch is forced axially into the rod section in successive steps to cold-forge a first bore and a tubular first end portion of a coupler body. A second end portion of the coupler body is also cold-forged in successive steps after treatments and is either reduced in diameter to receive external threads or is formed with a second bore. Each of the first and second bores receives an end portion of a concrete reinforcing bar after which the tubular end portion of body is compressed or swaged inwardly to secure the body to the reinforcing bar. The second bore may also be machined with internal threads for receiving the external threads on another coupler.

Abstract: A hose having a corrugated metal tube as the innermost layer and an outer layer including an inner elastic layer, a reinforced layer and an outer elastic layer. A socket fitting is swaged onto the hose body at three axially spaced points. The corrugated metal tube is provided with a flattened end portion. A proximal end of the flattened end portion extends for a minimum of 10 mm. axially away (in the direction of the complete corrugations) from the swaged point which is axially most proximate to the proximal end of the flattened end portion.

Abstract: This invention provides a manufacturing method of a dynamic damper comprising steps of: forming an annular elastic body; fitting a weight on the inner periphery of the annular elastic body and an outer pipe on the outer periphery; and bonding the weight and the outer pipe on the inner periphery and the outer periphery of the annular elastic body.

Abstract: A method of producing a joint between the end of a helically corrugated metal tube and a coupling, whereby a support ring (2) is screwed into the end of the helically corrugated metal tube until a smooth walled area (2b) remains both inside the metal tube and also protrudes from its end. A thrust collar (1) is screwed onto the end of the metal tube so that a smooth walled area (1c) of the thrust collar (1), which is equipped with a flange (1b), protrudes from the end of the metal tube. A graphite sealant ring (3) is inserted into the end of the metal tube where it is axially and radially deformed and compressed by the action of clamping bolts (6), which are inserted into holes in the flange (1b) of the thrust collar (1) and a flange (4b) of the coupling (4) and clamp the flanges (1b, 4b) together.

Abstract: System, apparatus, and method for making composite articles including jewelry rings. Jewelry items such as finger rings, bracelets, earrings, body jewelry, and the like, are examples of such articles. Medical, dental, and industrial devices or components are other examples. Wear resistant jewelry apparatus and method of making same wherein articles of jewelry are made from sinterable metal and/or ceramic powder materials compressed into a predetermined configuration and then sintered to form a blank from which a jewelry item may be made and to which softer precious metals, stones, crystals or other materials suitable for use in jewelry may be affixed. Such items of jewelry may have multiple facets and can be fabricated using various disclosed techniques and various combinations of materials. Method of manufacturing an article including jewelry rings.

Abstract: System, apparatus, and method for making composite articles including jewelry rings. Jewelry items such as finger rings, bracelets, earrings, body jewelry, and the like, are examples of such articles. Medical, dental, and industrial devices or components are other examples. Wear resistant jewelry apparatus and method of making same wherein articles of jewelry are made from sinterable metal and/or ceramic powder materials compressed into a predetermined configuration and then sintered to form a blank from which a jewelry item may be made and to which softer precious metals, stones, crystals or other materials suitable for use in jewelry may be affixed. Such items of jewelry may have multiple facets and can be fabricated using various disclosed techniques and various combinations of materials. Method of manufacturing an article including jewelry rings.

Abstract: An apparatus for crimping a stent by segmental radial compression, comprising a stationary base member; a rotatable drive hub which is moveable in relation to the stationary base member; and a crimping head aligned with respect to the stationary base member and to the rotatable drive hub. The crimping head includes at least ten segments. The segments each have a proximal end and an angled distal end with at least one angled side face terminating in an edge of a predetermined length, each segment having a centerline between the proximal and distal ends, each segment having a proximal point and a distal point, the distal point being disposed on the centerline and the proximal point being disposed off the centerline, and the proximal point being pivotally coupled by pins to the stationary base member and the distal point being pivotally coupled by pins to the rotatable hub member.

Abstract: A method for assembling a cell structure in a metal vessel, including reading information as indicia located on a surface of a compressible material having a cushioning property, the information regarding the thickness and/or bulk density of the compressible material; selecting a cell structure, a metal vessel, and a compressible material which, when assembled as a cell structure housed in a metal vessel, have a proper holding condition based on the read information; assembling the selected cell structure in the selected metal vessel via the selected compressible material, the compressible material being located in a compressed state between an outer periphery of the cell structure and the metal vessel to hold the selected cell structure in the selected metal vessel.

Abstract: An improved fluid level verification apparatus for use on liquid filled containers and configured to reduce inherent mechanical stresses on the inspection tube and resist leakage due to environmental, chemical, thermal or mechanical expansion cycles by using a protective shield member to encase the inspection sight member, and, also, a method for permanently sealing the fluid level detection apparatus.

Abstract: An upper steering shaft assembly for a steering column and method of construction therefore having a tubular shaft section and a stub shaft section fabricated separately from one another. The tubular shaft section has a main body portion and a splined portion. The stub shaft section has a shaft portion and a hub engagement portion comprising a splined segment and a tapered portion. A connection end extends axially from the shaft portion of the stub shaft section and is disposed within the main body portion of the tubular shaft section and the tubular shaft section and the stub shaft section are fixedly attached to each other.

Abstract: A flexible connector comprises a length of corrugated tubing, a polymeric sleeve aligned with the distal end of the length of corrugated tubing, and a length of mesh tubing extending the entire length of corrugated tubing and over the polymeric sleeve. The distal end of the corrugated tubing, the polymeric sleeve, and the distal end of the length of mesh tubing are received in a sleeve which is formed integrally with an end piece. The sleeve is crimped into permanent retaining engagement with the length of corrugated tubing, the polymeric sleeve, and the length of mesh tubing. The end piece functions to secure the flexible connector into engagement with an adjacent component.

Abstract: An apparatus for manipulating a medical device is formed of at least three coupled movable blades which are disposed about a reference circle to form an aperture whose size may be varied. The aperture capable of being sized to contain a medical device. Each blade is in communication with an actuation device which is capable of moving the blade to alter the size of the aperture. Each blade includes a single radial point which a) lies on the circumference of the reference circle prior to movement of the blade, and b) may be moved only along a radius of the reference circle on movement of the blade.

Abstract: A process for producing a catalyst by providing a monolith with a polygonal cross section, tightly enclosing the monolith with a single part jacket made of metal sheet or plate, placing a layer of expanded matting between the jacket and the monolith, bending the jacket with at least one of a bending and a clamping device into a proper final shape so that edges of the jacket which extend at least essentially in a longitudinal direction of the monolith at least contact each other, and undetachably joining the edges to each other.