Abstract: A washer includes a conductive main body, a first seal portion, and a second seal portion. The main body includes an annular plate-shaped body and a protruding portion. The protruding portion protrudes in the thickness direction from the outer peripheral portion of the plate-shaped body. The first seal portion covers the inner peripheral surface at the inner peripheral portion and both surfaces in the thickness direction of the plate-shaped body. The second seal portion covers at least the distal end portion of the protruding portion.

Abstract: A stop washer for an elastomeric bearing is manufactured as a single unit from a sheet metal blank and furnished with a surface protection. In addition to its function as a path limiter, it has at least one of the following functions by a structure integrated into the forming process of the sheet metal blank, namely the function of a thread and/or anti-rotation protection. Furthermore, an elastomeric bearing with such a stop washer and a subframe equipped therewith are conceivable.

Abstract: A golf club head including a weight mount disposed on the sole, a weight member configured to reside in the weight mount, a compressible member residing between the weight member and the weight mount, wherein the weight member comprises a longitudinal axis about which the weight member is configured to rotate, the weight member comprising projections extending radially outwards from the longitudinal axis, wherein the weight mount comprises circumferential ramps, wherein rotation of the weight member about the longitudinal axis forces the projections along the circumferential ramps, wherein the weight member goes from an unlocked position to a locked position in less than one full turn of the weight member relative to the weight mount, wherein rotation of the weight member compresses the compressible member, wherein the circumferential ramps comprise detents, wherein the projections are configured to reside in the detents when the weight member is in the locked position.

Abstract: A fastener assembly includes an elongated fastener body with a head end part. A propelling member supported on the fastener body, wherein the propelling member has a lengthened shape, wherein a portion of the lengthened shape extends around the head end part of the fastener body. A method of propelling the fastener assembly is also provided.

Abstract: A mounting assembly for securing fixtures to a mounting structure may include a first fastener, a washer, a mounting bracket, and second fastener. The first fastener may be coupled to the mounting structure through a mounting aperture. The washer may be disposed around shaft of the first fastener between a head of the first fastener and the mounting surface. The mounting bracket may be disposed on top of the first fastener. The second fastener may be disposed through the mounting bracket and coupled to head of the first fastener. The washer may be a sealing washer that dispenses liquid sealant under compressive force to moisture-proof the securement of the first fastener to the mounting surface.

Abstract: A guide assembly for use with a tool to guide movement of the tool along a channel defined by a work platform. The guide assembly comprises an elongate bar slidably received in the channel. The elongate bar has a width that is less than a width of the channel. The elongate bar defines recesses extending from a first side of the elongate bar toward a second side of the elongate bar. Guides are moveably mounted in one of the recesses of the elongate bar to adjust a working width of the guide assembly to fit the width of the channel. Each guide projects from its recess and has a portion thereof disposed outward of the first side of the elongate bar. The working width of the guide assembly extends between the second side of the elongate bar and the portion of the guide disposed outward of the first side of the elongate bar.

Abstract: A washer with integrated fluid distribution which includes a body with an outer ring having an aperture located centrally within the ring, a channel enclosed within the outer ring and a release channel exit in fluid communication with the aperture and an interior surface of the channel. The channel is filled with a dispensing fluid and the release channel is reversibly closed. The release channel exit is located within an inner wall of the aperture. The body comprises a compressible material. The release channel exit is opened when pressure is applied to the washer body and the dispensing fluid exits the channel via the opened release channel exit.

Abstract: An apparatus comprises a metal washer having an outer circumference, a plurality of cavities formed within the washer, wherein each cavity has an opening that is flush with the outer circumference, an indicator material comprising an inspection lacquer within at least one of the cavities, and a membrane along the outer circumference sealing the inspection lacquer within the cavity.

Abstract: A turbo-molecular pump comprises: a shaft to be rotatably driven by a motor; a pump rotor; multiple bolts penetrating the pump rotor from a pump suction port side to fasten the pump rotor to a pump suction port side end portion of the shaft; and a seal member configured to seal a clearance between fastening surfaces of the pump rotor and the shaft or a clearance between each bolt and the pump rotor.

Abstract: A method of making an assembly is disclosed. According to the method, a curable sealant is applied to a metal surface of a first article, and the curable sealant and first article are stored under conditions to maintain the curable sealant in an at least partially uncured state. The method further includes contacting the curable sealant on the first article metal surface with an electrically conductive surface of a second article, and curing the curable sealant.

Abstract: The invention relates to a device for fastening a first object to a second object, said device comprising a first load section having a first load-engaging means, a driving section defining a driving direction and a sealing element for creating a seal between the device and the second object, the sealing element having a width perpendicular to the driving direction and a height in the driving direction.

Abstract: An electronic device having a member for chassis is disclosed. The member for chassis includes a surface layer, a rear layer disposed inside of the surface layer in a thickness direction, and an intermediate layer disposed between the surface layer and the rear layer. Each of the surface layer and the rear layer includes a fiber-reinforced resin plate. The intermediate layer is made of a material that is compressible in the thickness direction. The member for chassis further includes a fastening hole that penetrates through the surface layer, the intermediate layer and the rear layer, through which a fastener passes to fix the member for chassis to a member for attachment. The surface layer includes a cut line having a larger diameter than the fastening hole in order to surround the fastening hole.

Abstract: A joint comprising: a first component having a face and a bore defined by a bore wall; a second component; a fastener joining the first component to the second component, the fastener comprising a head and a shaft protruding from the head; and a polysulphide gasket comprising a ring which is compressed between the head of the fastener and the face of the first component; and a collar between the shaft of the fastener and the bore wall. The gasket comprises a ring of sealing material surrounding a hole for receiving a fastener, the sealing material comprising an at least partially cured polysulphide sealant. The gasket has a region of increased thickness positioned towards the inner periphery of the ring which flows to form the collar.

Abstract: Fastener apparatus including a self-adjusting and automatically self-leveling head separate from a threaded shank portion. An embodiment self-leveling head portion defines an annular recess and lip portion sized to receive a seal. A threaded shank resides within an annular cup center of the self-leveling head and has a thread-free portion seated by the compressed seal creating a water tight seal. Embodiments for sheet metal screw and bolt fasteners not requiring seals are disclosed.

Abstract: An assembly of parts, at least one of which is made of composite material, includes at least one fastener including a body and also two stops, between which the parts held by the fastener are disposed, holes formed in the parts held by the fastener, the body of the fastener being accommodated in the holes, the holes having a diameter adapted to that of the body of the fastener so as to allow transmission of forces by the parts and the fastener hammering together. The stops of the fastener exert a compressive force C that makes it possible to obtain transmission of forces by adhesion between the parts held by the fastener.

Abstract: A fastening device comprising a head, an elongated shaft and a seal. The seal has a sealing element and a covering elements made of different materials.

Abstract: An apparatus for making and using a fastener suitable for use in airplane manufacture or repair that is coated with a pre-mixed moisture cure sealant. The sealant layer is coated with a frangible moisture barrier that will break apart when the fastener is installed, thus exposing the sealant to a moisture source. Once exposed to moisture, the sealant will begin to cure. Preferred embodiments also provide a premature cure indicator that provides a visual indication that the outer moisture resistant layer has been damaged.

Abstract: A waterproof screw includes a screw member including a head portion and a shank portion and a sealing material covering the circumference of the shank portion. In the sealing material, the tackiness of a surface at the outer side in a radial direction of the shank portion is lower than that of a surface at the inner side in the radial direction thereof and the inner side in the radial direction of the sealing material has a shear storage elastic modulus G? at 25° C. measured at a frequency of 1 Hz of 50000 Pa or less.

Abstract: A holding dowel (10) for fastening a fastening means to a component (22), in particular to a vehicle body part, is adapted to be inserted into and arrested in an opening (20) of the component (22) and has a mount (26) for the fastening means. The holding dowel (10) has a base body (12) made from a hard material, which protrudes into the opening (20) and is adapted to fix the holding dowel (10) in place in the opening (20), and further has a sealing member (18) made from a flexible plastic material, which includes a surrounding sealing lip (38). In the installed condition of the holding dowel (10), the sealing lip (38) rests against the component (22) and seals the opening (20) of the component (22). The sealing member (18) is produced at least partly from a material which under the influence of heat establishes a substance-to-substance bond with the component (22).

Abstract: A bonding device electrically bonds metallic surfaces through serrated metal teeth which embed into each metal surface as a fastener is tightened. A sealing material circumferentially outward and inward from the teeth create an air-tight and water-tight seal around the teeth, protecting the bonding location. The device can have an extended central collar extending axially from the through-hole in the center of the device, which will allow it to be installed in holes, or on a stud without the use of adhesives or other retaining methods.

Abstract: A functional element of metal having a flange of larger diameter from an attachment surface and a centering section arranged inside the attachment surface and extending away from the flange, characterized in that an adhesive is arranged around the cylindrical section and adjacent to the attachment surface.

Abstract: A self-sealing attachment assembly, includes a base portion defining a receptacle having an opening at one end and a surface with a through-hole at an opposite end, a sealant material in the receptacle, and a cover secured to the base portion and enclosing the opening, wherein the cover is configured to receive a driving force from a fastener and dispenses the sealant material via the through-hole by displacement through the receptacle when actuated by the driving force. A method is disclosed for installing a building material to a framing that includes mounting a self-sealing attachment assembly onto a fastening member and driving the fastening member through the sealing assembly and the building material toward the framing to dispense a sealant material to seal the penetration hole formed by the fastening member in the building material to form a watertight seal.

Abstract: A washer assembly is configured to isolate a work-piece from a fastener and/or another structure. The washer assembly includes a rubber isolator having at least one protuberance configured to directly contact a surface of the work-piece, and a metal strengthening member permanently secured to the rubber isolator. The protuberance(s) is configured to be compressed during a normal operating condition. The metal strengthening member is configured to be compressed during a peak operating condition in which greater force is exerted into the washer assembly than during the normal operating condition.

Abstract: A fastener assembly including an elongate fastener adapted to extend through a chamber having a longitudinal axis, a first end and a second end; a first seal disposed at least partially at the first end of the fastener to prevent leakage of fluid from the chamber; and a second seal disposed at least partially at the second end of the fastener to prevent leakage of fluid from the chamber. In a specific embodiment, the first and second seals are conical seals and a third seal is provided by a gasket. The invention also provides a method for securing a fluid filled chamber to a surface by using embodiments of the fastener assembly.

Abstract: A thermal break fastener includes a head that has a top side and an underside. The head has diameter. A shank depends from the underside of the head and has an end that has a longitudinal bore therein, opposite the head. The shank is formed from a thermally non-transmissive material. The shank has a diameter less than the diameter of the head. A seal is positioned on the shank. A driving/boring element has a driving point and a self-counter-bore cutter spaced from the driving point. The self-counter-bore cutter has a diameter about equal to the diameter of the shank. The driving/boring element is mounted to the shank with the self-counter-bore cutter disposed at about the end of the shank opposite the head. A two-piece configuration includes a driving/boring element including a self-counter-bore cutter and a separate a sealing head with a seal positioned on the sealing head.

Abstract: A self-tapping and sealing replacement plug for inserting into a circular opening which has a damaged thread, and sealing itself thereon, which has a set of teeth, which teeth have sharp edges for cutting a thread. The plug is sealed on the circular opening by an O-ring, which O-ring is held in a notch between the teeth and the bottom surface of the cap of the plug. The edges of the teeth have leading edges indented towards the center of the plug for facilitating cutting.

Abstract: A functional element of metal having a flange of larger diameter from an attachment surface and a centering section arranged inside the attachment surface and extending away from the flange, characterized in that an adhesive is arranged around the cylindrical section and adjacent to the attachment surface.

Abstract: A screw (10) and a connection produced therewith of a thin metal sheet forming a substructure (40) to a plastics component (30) having a through-bore (32) and having a seal (50) located between the substructure (40) and the component (30). The screw (10) has a shank (13) having a thread-cutting thread (16) and a tip (12) in the form of a boring part, and also a lower thread section (18) having a first thread outside diameter (D18) and an upper thread section (19) having a second, larger thread outside diameter (D19) and having a conically narrowing transition section (22) between the two thread sections (18, 19). The upper thread section (19) has a thread pitch (P2) which is smaller than the thread pitch (P1) of the lower thread section (18).

Abstract: A fastening system for fastening an add-on part on a setting object comprises a setting bolt having a first end and a second end, comprising a fastening section and a load application section, a sealing element with an opening for sealing the setting bolt inserted into the setting object when the setting bolt is arranged within the opening, and the add-on part being fastened on the load application section of the setting bolt.

Abstract: A threaded bolt or plug includes a compressible gasket ring adhered to the underside of the bolt head or plug head. The underside of the bolt head includes at least two concentric grooves covered by the compressible gasket.

Abstract: To provide a lightning protection fastener or the like, that can reliably seal an arc between the cap and a member such as a wing panel. An end part 30A of a cap 30 on an opening side, the end part 30 A facing a member 22 (or member 21), includes a plane 30d orthogonal to an axis line of the cap 30A and a tapered face 30c formed on an outer circumferential side of the plane 30d. A sealant 34 that spills out of the cap 30A upon mounting the cap 30A is present between the tapered face 30c and a surface 22f of the member 22 (sealant 34S).

Abstract: A fastener system for composite structure provides electromagnetic energy protection by incorporating a self-aligning head (SAH) fastener having a head with a spherical engaging surface and a shank extending from the head for insertion through a hole in a composite structure and a self-aligning self sealing (SASS) washer having a throat receiving the shank and a spherical mating surface interfacing with the spherical engaging surface of the head.

Abstract: A bonding fastener having two components which electrically bonds metallic surfaces through serrated metal teeth on the underside of the head of the first component and on the inside surface of the second component which embed into each metal surface as a fastener is tightened. In one embodiment, the fastener is a nut and bolt combination, and in another embodiment the fastener is a two-part rivet. A sealing material circumferentially outward from the teeth on both the first component and second component creates an air-tight and water-tight seal around the teeth, protecting the bonding location from air and water infiltration from the outside. The second component also has an internal seal, sealing around the shank of the first component to prevent axial infiltration of air or water along the shank and protecting the bonding locations from corrosion from contaminants entering along that route.

Abstract: Provided are a fixing device for a lower-stage member which facilitates a leveling operation for making upper surfaces of lower-stage members coplanar, and can further enhance a vibration absorbing effect generated by an elastic member, and a fluid control device which includes the fixing device. A fixing device for a lower-stage member is configured such that respective lower-stage members are fixed once and, thereafter, a desired lower-stage member is moved upwardly against an elastic force so as to finely adjust positions of upper surfaces of a plurality of lower-stage members. The elastic member is formed of an annular body made of rubber or a synthetic resin. A cutout which imparts the elastic deformation by bending when a force in the vertical direction is applied to the elastic member is formed on an upper portion and a lower portion of an inner peripheral surface of the elastic member.

Abstract: A bonding fastener having two components which electrically bonds metallic surfaces through serrated metal teeth on the underside of the head of the first component and on the inside surface of the second component which embed into each metal surface as a fastener is tightened. In one embodiment, the fastener is a nut and bolt combination, and in another embodiment the fastener is a two-part rivet. A sealing material circumferentially outward from the teeth on both the first component and second component creates an air-tight and water-tight seal around the teeth, protecting the bonding location from air and water infiltration from the outside. The second component also has an internal seal, sealing around the shank of the first component to prevent axial infiltration of air or water along the shank and protecting the bonding locations from corrosion from contaminants entering along that route.

Abstract: A washer assembly is configured to isolate a work-piece from a fastener and/or another structure. The washer assembly includes a rubber isolator having at least one protuberance configured to directly contact a surface of the work-piece, and a metal strengthening member permanently secured to the rubber isolator. The protuberance(s) is configured to be compressed during a normal operating condition. The metal strengthening member is configured to be compressed during a peak operating condition in which greater force is exerted into the washer assembly than during the normal operating condition.

Abstract: A gripping washer includes a washer body having first and second rigid support surfaces. A fastener hole extends between the first and second rigid support surfaces. An inner washer perimeter extends around the fastener hole. One or more elastomeric gripping tabs are coupled with the inner washer perimeter. The one or more elastomeric gripping tabs extend inwardly into the fastener hole from the inner washer perimeter. The elastomeric gripping tabs are pliable relative to the first and second rigid support surfaces of the washer body and deform and grip the washer with a fastener passed through the fastener hole. By gripping a fastener with the elastomeric gripping tabs the gripping washer is anchored to the fastener and substantially prevents decoupling of the gripping washer from the fastener prior to installation (e.g., fastening with a work piece). Gripping of the fastener with the gripping washer thereby minimizes foreign object debris.

Abstract: An asymmetric thread impact drivable screw and clip for use with a power impact device for penetrating wood fibers while minimizing cut fibers. The screw includes an impact head and a conical shaped tip having a ballistic insertion angle at the ends of a shank. The shank defines asymmetrical threads with an insertion flank having a long side at a slide angle peaking at a crest supported by a catch flank positioned at a grip angle. Varying tool accepting recess are taught for the head along with multiple thread sections. A mushroom compaction thread section is also taught.

Abstract: A screw including a sealing washer assembly and a shank which defines a screw axis and has a thread in at least a portion thereof and whose one end is provided with a head. The sealing washer assembly is disposed on the shank and includes at least one sealing washer and a reinforcing washer, said reinforcing washer having a thickness, and the sealing washer assembly having a cumulative thickness is disclosed. The sealing washer assembly is spaced, along the screw axis, at a distance from an underside of the head facing the shank, said distance being greater than the thickness of the reinforcing washer and smaller than the cumulative thickness of the sealing washer assembly.

Abstract: A screw hole seal structure seals a screw hole (13) in molding a fiber-reinforced resin member (1) in which an insert member (4) provided with the screw hole (13) is integrally incorporated. In the structure, a screw member (5) is tightened in the screw hole (13). In the structure, an elastic seal member (6) is compressed within the screw hole (13), in an axial direction of the screw member (5), and is therefore deformed radially outwards by compression force that is created by tightening of the screw member (5), and an air-tight state of the screw hole (13) is maintained by deformation of the elastic seal member (6).

Abstract: A waterproof screw includes a screw member including a head portion and a shank portion and a sealing material covering the circumference of the shank portion. The sealing material has a shear storage elastic modulus G? at 25° C. and a frequency of 1 Hz of 50000 Pa or less.

Abstract: A sealing washer assembly includes a main washer with a bottom annular groove for a removable O-ring and a top recess for a sealing washer. A fastener such as a screw or bolt passes through the sealing washer and the main washer, into a hole in a mounting surface. When the fastener is tightened, the main washer is clamped to the mounting surface to create a metal-to-metal seal, the O-ring is deformed to create a seal between the main washer and the mounting surface, and the sealing washer is deformed to create a seal between the fastener and the main washer.

Abstract: A device for fastening equipment parts such as photovoltaic panels on a sandwich or single-shell building envelope using a plurality of fastening elements (20, 20?) in the form of bolts, which can be supported at least by a connection part (30, 30?) and on a load-bearing part (12) of the building or the building envelope. If an outer shell (14) is present, the fastening elements (20, 20?) can be guided through the outer shell (14) and supported on the load-bearing part (12) and/or the outer shell (14). Each fastening element (20, 20?) can be positively engaged with the connection part (30, 30?) and/or, if present, with the outer shell (14) so as in each case to support the connection part (30, 30?) on the load-bearing part (12) and, if present, on the outer shell (14).

Abstract: A joint comprising: a first component having a face and a bore defined by a bore wall; a second component; a fastener joining the first component to the second component, the fastener comprising a head and a shaft protruding from the head; and a polysulphide gasket comprising a ring which is compressed between the head of the fastener and the face of the first component; and a collar between the shaft of the fastener and the bore wall. The gasket comprises a ring of sealing material surrounding a hole for receiving a fastener, the sealing material comprising an at least partially cured polysulphide sealant. The gasket has a region of increased thickness positioned towards the inner periphery of the ring which flows to form the collar.

Abstract: A joint comprising: a first component having a face and a bore defined by a bore wall; a second component; a fastener joining the first component to the second component, the fastener comprising a head and a shaft protruding from the head; and a polysulphide gasket comprising a ring which is compressed between the head of the fastener and the face of the first component; and a collar between the shaft of the fastener and the bore wall. The gasket comprises a ring of sealing material surrounding a hole for receiving a fastener, the sealing material comprising an at least partially cured polysulphide sealant. The gasket has a region of increased thickness positioned towards the inner periphery of the ring which flows to form the collar.

Abstract: In accordance with exemplary embodiments, a system for isolating magnesium components from fastener devices is provided to prevent corrosion. The system comprises an isolation member of a metal other than magnesium and configured within a hole for receiving the fastener formed in a magnesium component. A compressible sealing washer having a first diameter is positioned over the hole and an isolation washer having a second diameter being less than the first diameter, and consisting of a similar metal as the isolation member, is placed over the compressible sealing washer. The fastener passes through the isolation washer, the compressible sealing washer and the isolation member within the hole, where is it tightened to compress the compressible sealing washer between the isolation member and isolation washer forming a water-tight seal around the hole to resist corrosion of the magnesium component.

Abstract: A drain hole sealing system has a ribbed drain plug that includes a shaft for engaging the drain hole of a fluid container, a head portion for engaging a tool, and at least one annular rib or ridge or projection extending from the head portion in the same direction as the threaded shaft and concentric therewith. The annular rib or ribs provide compressive and biting engagement with an annular deformable seal positioned concentrically around the drain hole that is engaged by the shaft of the drain plug. At least one annular rib moves into biting engagement with the annular deformable seal so that the seal deforms at least partially around the annular rib when the drain plug is tightened.

Abstract: A bolt has a bolt body including a screw part, a head part formed at an upper end of the screw part, and a flange part formed at a lower end of the head part; and an unconductive ring-shaped resinous member covering a peripheral portion of the flange part. The flange part has a disk-shaped flange body portion; and a seat surface-forming portion having a seat surface which is pressed against a portion where the bolt is to be mounted. The ring-shaped member has an edge part which is located at a position nearer to a lower end of the screw part than the seat surface and outward from the flange body portion and an annular skirt part whose diameter gradually increases to the edge part. The annular skirt part is so formed that it deforms when the bolt is mounted on the portion where the bolt is to be mounted and forms an annular liquid-tight sealing portion for the portion where the bolt is to be mounted.

Abstract: A screw component with waterproof structure includes a screw body and a resilient waterproof member. The screw body has a screw head and a thread portion. The thread portion is connected to a side of the screw head for being screwed into a screwing structure. The resilient waterproof member includes a resilient body and at least one waterproof structure. The resilient body surrounds the screw head, and the at least one waterproof structure is disposed around a periphery of the resilient body. A width of the at least one waterproof structure is increasing from a side close to the thread portion to a side far from the thread portion. The at least one waterproof structure seals a hole on a housing cooperatively with the resilient body when the screw body screws the housing onto the screwing structure.

Abstract: A sealing washer assembly includes a main washer with a bottom annular groove for a removable O-ring and a top recess for a sealing washer. A fastener such as a screw or bolt passes through the sealing washer and the main washer, into a hole in a mounting surface. When the fastener is tightened, the main washer is clamped to the mounting surface to create a metal-to-metal seal, the O-ring is deformed to create a seal between the main washer and the mounting surface, and the sealing washer is deformed to create a seal between the fastener and the main washer.